The rate of photosynthesis is important in determining-
a. Height of plant
b. Girth of Plant
c. Yield of Plant
d. Growth of plant

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At any point, the rate of photosynthesis is determined by the factor which is available at---------- levels.
a. optimal
b. higher than required
c. sub-optimal
d. won’t depend

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Who gave the law of limiting factors and when?
a. Lieman-1906
b. Blackman-1905
c. Lieman-1905
d. Blackman-1906

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What kind of graph one will obtain if he observes CO2 fixation rates at low intensities?
a. Parabola
b. Linear
c. Circular
d. Hyperbola

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Light is a limiting factor for plants in shade-
a. as they do not get full sunlight
b. as they do not get at most 10 % of full sunlight
c. as they do not get at least 50 % of full sunlight
d. as they do not get at most 70% full sunlight

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What is the major limiting factor for photosynthesis?
a. CO2
b. Water
c. Sunlight
d. Chlorophyll

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At low light conditions, which plant responds to high CO2 conditions?
a. C3
b. C4
c. Neither
d. Both

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C3 plants show saturation at----- ul/L.
a. 450
b. 360
c. 400
d Both a and b

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Which of the following plants are grown in green house by exploiting a fact that higher CO2 leads more productivity?
a. Tomatoes
b. Papaya
c. Cycas
d. Pomegranate

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Temperature will affect which process more sensitively?
a. Dark process
b. Non Cyclic Process
c. Cyclic Process
d. Splitting of water

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