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

 Ovary and ovule

 Endosperm and seed coat

 Cotyledons, radicle, plumule

2. Oxygen deficiency may inhibit germination even in hydrated seeds

 True

 False

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

 Embryo or seed coat

 Endosperm or cotyledons

 Micropyle or seed coat

 Seed coat or micropyle

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

 Cotyledon expansion

 Radicle emergence

 Rapid water absorption

 Metabolic activation

5. Germination always occurs immediately after imbibition

 True

 False

6. Seed banks store seeds under conditions of _______

 High moisture and high temperature

 Moderate temperature and humidity

 High temperature and high humidity

 Low moisture and low temperature

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

 Increased protein synthesis

 Leakage of intracellular solutes

 Enhanced photosynthesis

 Rapid embryo growth

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

 Stratification

 Scarification

 Vernalization

 Germination

9. Chemical dormancy can be broken by _____

 Drying seeds

 Freezing seeds

 Heating seeds

 Washing seeds

10. The micropyle in a seed represents _____

 Embryonic axis

 Opening in seed coat for water entry

 Entry point of pollen tube

 Food storage region

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Seed Science MCQs-29