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

Subtopic:  Factors Affecting Photosynthesis |
 77%
From NCERT
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At low light conditions, which plant responds to high CO2 conditions?
a. C3
b. C4
c. Neither
d. Both

Subtopic:  Factors Affecting Photosynthesis |
 57%
From NCERT
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C3 plants show saturation at----- ul/L.
a. 450
b. 360
c. 400
d Both a and b

Subtopic:  Factors Affecting Photosynthesis |
 79%
From NCERT
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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

Subtopic:  Factors Affecting Photosynthesis |
 94%
From NCERT
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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

Subtopic:  Factors Affecting Photosynthesis |
 67%
From NCERT
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Which plants can tolerate higher temperature?
a. C3
b. C2
c. C4
d. Both

Subtopic:  Factors Affecting Photosynthesis |
 91%
From NCERT
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Water stress may reduce availability of which factor?
a. O2
b. Nutrients
c. Light
d. CO2

Subtopic:  Factors Affecting Photosynthesis |
 58%
From NCERT
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Water stress may cause which of the following?
a. Closure of stomata
b. Wilting of leaf
c. reducing metabolic activity
d. all of these

Subtopic:  Factors Affecting Photosynthesis |
 91%
From NCERT
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Which of the following is not an after-effect of water stress?
1. Reducing CO2 availability
2. Closure of stomata
3. Reducing metabolic activity
4. Increased surface area

Subtopic:  Factors Affecting Photosynthesis |
 85%
From NCERT
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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

Subtopic:  Factors Affecting Photosynthesis |
 80%
From NCERT
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