Seed Science MCQs-29

Seed Science MCQs-29
Multiple Choice Questions (MCQs)
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1. Breaking hard seed coat dormancy using mechanical abrasion is called _______

 Scarification

 Vernalization

 Germination

 Stratification

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

 Radicle emergence

 Metabolic activation

 Rapid water absorption

 Cotyledon expansion

3. Chemical dormancy can be broken by _____

 Washing seeds

 Freezing seeds

 Drying seeds

 Heating seeds

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

 Increased protein synthesis

 Enhanced photosynthesis

 Leakage of intracellular solutes

 Rapid embryo growth

5. In plant seeds, the embryo consists of_____

 Hypocotyl only

 Ovary and ovule

 Cotyledons, radicle, plumule

 Endosperm and seed coat

6. Germination always occurs immediately after imbibition

 False

 True

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

 Endosperm or cotyledons

 Embryo or seed coat

 Micropyle or seed coat

 Seed coat or micropyle

8. Seed banks store seeds under conditions of _______

 Moderate temperature and humidity

 Low moisture and low temperature

 High moisture and high temperature

 High temperature and high humidity

9. The micropyle in a seed represents _____

 Embryonic axis

 Food storage region

 Entry point of pollen tube

 Opening in seed coat for water entry

10. Oxygen deficiency may inhibit germination even in hydrated seeds

 False

 True

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Seed Science MCQs-29