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When leaves stand at right angle to next...

When leaves stand at right angle to next upper and lower pair , then this phyllotaxy is called

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Progressive or sequential senescence.
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ICSE-SEED DORMANCY-REVIEW QUESTIONS (IV Very Short Answer Type Questions (with answers))
  1. What is the term used for suspension of growth before germination due ...

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  2. What is the term used for suspension of growth before germination due ...

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  3. Which growth inhibitor is responsible for seed dormancy?

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  4. What is scratching of seed coat to break seed dormancy called ?

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  5. The term used for initial uptake of water by a dehydrated seed

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  6. Name the hormone an active embryo secretes.

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  7. Which enzyme is synthesised in the aleurone layer of seed during activ...

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  8. Which hormone induces seed dormancy?

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  9. Cotyledons are pushed above the soil in which germination?

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  10. Which part of the cotyledon grows rapidly in epigeal germination?

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  11. The germination where epicotyl elongates and becomes curved keeping th...

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  12. Give an example of hypogeal germination

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  13. Give 2 examples of epigeal germination.

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  14. Give 2 examples of hypogealgermination.

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  15. What type of germination do Rhizophora plant show?

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  16. If the seed germinates within a fruit, what is it called?

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  17. Name a term used for gradual declining of activity of plant, leading t...

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  18. When leaves stand at right angle to next upper and lower pair , then t...

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  19. What kind of senescence does banana plant show?

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  20. Name of process by which leaves , fruits of a plant shed ?.

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