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Quiz 1
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Q.1
Light dependent changes in plant’s growth and development apart from photosynthesis is known as___________
a) Phytochrome
b) Dark reaction
c) Light reaction
d) Photomorphogenesis
Q.2
Name the red light sensitive system?
a) Phytochrome
b) Cryptochrome
c) Phototropin
d) Xanthophyll
Q.3
Name the pigment, which is responsible for red color light?
a) Chlorophyll
b) Bilirubin
c) Chromophore
d) Xanthophyll
Q.4
Which of the following does NOT belongs to the phytochrome gene family?
a) PHY B
b) PHY B
c) PHY C
d) PHY F
Q.5
Name the blue light photoreceptor of the plant?
a) Photochrome
b) Cryptochrome
c) Phototropin
d) Vernalin
Q.6
Which of the following is NOT the function of cytochromes?
a) Inhibition of stem elongation
b) Stimulation of leaf expansion
c) Seed germination
d) Regulation of floral initiation
Q.7
CRY 1 and CRY 2 are the nuclear protein of cryptochromes.
a) True
b) False
Q.8
Which of the following has a major role in the regulation of chloroplast movement?
a) Phototropin
b) Photoperiodism
c) Cryptochrome
d) Calcium
Q.9
Name the term which defines the ability of the plants to measure the length of photoperiods?
a) Phototropin
b) Photoperiodism
c) Cryptochrome
d) Gravitropism
Q.10
Which of the following is NOT the long day plant?
a) Spring barley
b) Wheat
c) Spinach
d) Soybean
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