Seed Germination and Dormancy in Flowering Plants

3 6 1 reproduction of the flowering plant n.w
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Explore the differences between monocot and dicot seeds, the role of enzyme activity, aerobic respiration, and germination in seed growth, and the importance of suitable conditions and timing for optimal seed development. Discover the significance of storage conditions, seed dispersal, and the impact of factors like light on the germination process.

  • Seed Germination
  • Flowering Plants
  • Monocot
  • Dicot
  • Enzyme Activity
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  1. 3.6.1 Reproduction of the Flowering Plant Dormancy and Germination Follow-Me iQuiz

  2. Q. State a difference between the seeds of monocots and dicots other than the number of seed leaves. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  3. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  4. Q. True or False. Light is essential for the germination of seeds. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  5. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  6. Q. What is dormancy? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  7. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  8. Q. What is meant by germination? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  9. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  10. Q. Why is digestion necessary in a germinating seed? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  11. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  12. Q. What is an agar plate? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  13. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  14. Q. Suggest one way in which knowledge of dormancy is useful to farmers and gardeners. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  15. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  16. Q. For what purpose is water needed in germination? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  17. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  18. Q. State a use for a water bath in biological investigations. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  19. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  20. Q. What type of agar plates did you use when investigating the digestive activity of seeds? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  21. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  22. Q. How did you demonstrate the requirement for oxygen when investigating the factors necessary for seed germination? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  23. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  24. Q. State three environmental factors that are necessary for germination. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  25. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  26. Q. For what purpose is oxygen needed in germination? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  27. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  28. Q. Seeds may remain inactive for a period before germination. What term is used to describe this period of inactivity? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  29. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  30. Q. What term is given to the growth of an embryo into a plant? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  31. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  32. Q. Suggest two advantages of dormancy. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  33. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  34. Q. Why is it necessary for plants to disperse their seeds? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  35. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  36. Q. After fertilisation, what part of the flower becomes the fruit? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  37. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  38. Q. Name the stage in the plants life cycle that follows dormancy. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  39. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  40. Q. For what purpose is a suitable temperature needed in germination? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  41. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  42. Q. From what does a seed develop? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  43. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  44. Q. State one method that is used to produce seedless fruits. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  45. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  46. Q. State two locations in the seed where food may be stored. Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  47. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  48. Q. What is the role of the fruit? Optimum enzyme activity Aerobic respiration Germination Optimum enzyme activity Aerobic respiration Germination Germination at suitable time; Survival during unfavourable conditions Germination at suitable time; Survival during unfavourable conditions Optimum storage conditions; Optimum sowing time; Maximise the growing season Optimum storage conditions; Optimum sowing time; Maximise the growing season Anaerobic jar Anaerobic jar Avoid competition; Avail of suitable conditions Ovary Germination; Growth Avoid competition; Avail of suitable conditions Ovary Germination; Growth Ovule Growth of seed or embryo Cotyledon; Endosperm Ovule Growth of seed or embryo Cotyledon; Endosperm Period of low metabolism; Seed does not germinate despite favourable conditions Period of low metabolism; Seed does not germinate despite favourable conditions Growth regulator; Selective propagation Dormancy Growth regulator; Selective propagation Dormancy Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Enzyme action; Solvent; Transport of materials; Bursting testa; Washing away inhibitors Petri dish containing a jelly or solid medium Keep temperature constant; Vary temperature; Heating Reproduction; Seed dispersal FALSE Make food soluble and transportable TRUE Reproduction; Seed dispersal Make food soluble and transportable FALSE TRUE Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch Water; Suitable temperature; Oxygen Food store as endosperm; No endosperm Milk; Starch

  49. CONGRATULATIONS You re Brilliant

  50. Incorrect Please CLICK on THIS BOX to Try Again Please CLICK on THIS BOX to Try Again

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