Seed Science MCQs-30

Seed Science MCQs-30
Multiple Choice Questions (MCQs)
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1. Seed dormancy resulting from an impermeable or hard seed coat that prevents water or oxygen entry is termed _________

 Physiological dormancy

 Morphological dormancy

 Secondary dormancy

 Physical dormancy

2. Which of the following processes can occur in both living and dead seeds?

 Enzyme synthesis

 Respiration

 Imbibition

 Hormone signaling

3. Lipid peroxidation in seed membranes primarily affects __________

 Nucleic acids

 Phospholipids

 Carbohydrates

 Cellulose

4. In germinating oilseeds, β-oxidation of fatty acids mainly occurs in specialized peroxisomes called _______

 Glyoxysomes

 Ribosomes

 Lysosomes

 Chloroplasts

5. The major storage compounds in seeds include _____

 Chlorophyll

 DNA and RNA

 Starch, proteins, lipids

 Cellulose only

6. In most of plants, germination rate is highly influenced by temperature

 True

 False

7. Cold treatment used to break dormancy is called _____

 Scarification

 Vernalization

 Stratification

 Imbibition

8. High humidity during seed storage mainly leads to _____

 Accelerated seed deterioration

 Increased dormancy

 Increased viability

 Reduced respiration

9. High storage temperature generally results in ______

 Increased seed vigor

 Accelerated seed aging

 Improved germination

 Increased seed longevity

10. The earliest detectable physiological event during seed aging is _________

 DNA degradation

 Enzyme activation

 Disruption of cellular membranes

 Starch hydrolysis

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Seed Science MCQs-30