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Biology Class 11 Chapter 11 - Bioenergetics - Test 7
1.
In photosynthesis which of which compounds are oxidized?
a) Carbon
b) Hydrogen
c) Both
d) Oxygen
2.
Chemical equation of photosynthesis is exactly equal to?
a) Respiration
b) Oxygenation
c) Aerobic respiration
d) Anaerobic respiration
3.
Which of the following only occurs during day light?
a) Respiration
b) Photosynthesis
c) Reduction
d) Hydration
4.
When the rate of photosynthesis is equal to rate of respiration?
a) At noon
b) At midnight
c) At dawn and dusk
d) In rain
5.
The condition when photosynthesis and respiration are occurring at same level is called?
a) Giving-off point
b) Compensation point
c) Reduction point
d) No-gain point
6.
Oxygen is released during?
a) Respiration
b) Photosynthesis
c) Reduction
d) Hydration
7.
Oxygen comes from ______ during photosynthesis?
a) CO
2
b) Water
c) Atmosphere
d) Air
8.
In 1930s. who hypothesized the plant split water as a source of hydrogen?
a) Van Niel
b) August Wiseman
c) Neil Bohar
d) Rudolph Virchow
9.
Which of the following is raw material for photosynthesis?
a) Water
b) Glucose
c) Oxygen
d) Hydrogen
10.
Hydrogen reduces NADP to?
a) ADPH
2
b) NADPHH
+
c) Both
d) None
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