Plant Physiology - Section 2 Multiple Questions and Answers.




1.In the rainy season, doors get swelled up due to
A. Transpiration
B. Imbibition
C. Diffusion
D. Respiration

2. This statement regarding enzyme inhibition is correct
A. non-competitive inhibitors often bind to the enzyme irreversibly
B. non-competitive inhibition of an enzyme can be overcome by adding a large amount of substrate
C. competitive inhibition is observed when substrate and inhibitor compete for the active site on enzyme
D. competitive inhibition is observed when substrate competes with an enzyme to bind to an inhibitor protein

3. Exclusion of plant disease by legislation is known as:
A. Disease resistance
B. Plant quarantine
C. Biological control of plant
D. Cultural control

4.First of all microscope discovered by:
A. Needham
B. Spallanzani
C. Leeuwenhoeck
D. Koch

5.First plant parasitic bacteria was reported by:
A. T.J. Burrill
B. Needham
C. Louis Pasteur
D. Leeuwenhoek

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