Seed Science MCQs-29

Seed Science MCQs-29
Multiple Choice Questions (MCQs)
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1. In plant seeds, the embryo consists of_____

 Hypocotyl only

 Cotyledons, radicle, plumule

 Ovary and ovule

 Endosperm and seed coat

2. During seed maturation, accumulation of storage compounds occurs mainly in _______

 Embryo or seed coat

 Micropyle or seed coat

 Seed coat or micropyle

 Endosperm or cotyledons

3. Germination always occurs immediately after imbibition

 True

 False

4. In seeds, Phase II of imbibition mainly involves _______

 Rapid water absorption

 Radicle emergence

 Metabolic activation

 Cotyledon expansion

5. Oxygen deficiency may inhibit germination even in hydrated seeds

 False

 True

6. Chemical dormancy can be broken by _____

 Freezing seeds

 Drying seeds

 Heating seeds

 Washing seeds

7. Increased permeability of cellular membranes during seed aging leads to _______

 Increased protein synthesis

 Enhanced photosynthesis

 Rapid embryo growth

 Leakage of intracellular solutes

8. The micropyle in a seed represents _____

 Opening in seed coat for water entry

 Food storage region

 Entry point of pollen tube

 Embryonic axis

9. Breaking hard seed coat dormancy using mechanical abrasion is called _______

 Stratification

 Germination

 Vernalization

 Scarification

10. Seed banks store seeds under conditions of _______

 Low moisture and low temperature

 High moisture and high temperature

 Moderate temperature and humidity

 High temperature and high humidity

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Seed Science MCQs-29