What kind of graph one will obtain if he observes CO2 fixation rates at low intensities?
a. Parabola
b. Linear
c. Circular
d. Hyperbola
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
What is the major limiting factor for photosynthesis?
a. CO2
b. Water
c. Sunlight
d. Chlorophyll
At low light conditions, which plant responds to high CO2 conditions?
a. C3
b. C4
c. Neither
d. Both
C3 plants show saturation at----- ul/L.
a. 450
b. 360
c. 400
d Both a and b
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
Temperature will affect which process more sensitively?
a. Dark process
b. Non Cyclic Process
c. Cyclic Process
d. Splitting of water
Which plants can tolerate higher temperature?
a. C3
b. C2
c. C4
d. Both
Water stress may reduce availability of which factor?
a. O2
b. Nutrients
c. Light
d. CO2
Water stress may cause which of the following?
a. Closure of stomata
b. Wilting of leaf
c. reducing metabolic activity
d. all of these