| 1 |
From one pyruvate passing through Kreb's cycle FADH2 molecules are formed. |
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| 2 |
Daily rhythmic opening and closing of stomata is. |
- A. Internal clock
- B. External clock
- C. Both internal and external clock
- D. None of these
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| 3 |
Van Niel hypothesized that source of oxygen during photosynthesis is. |
- A. Water
- B. NADP
- C. Chlorophyll
- D. Carbon di oxide
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| 4 |
The moment of plants when carbon di oxide required by photosynthesis is termed as. |
- A. Compensation point
- B. Homeostasis
- C. Chemisoris
- D. Action spectrum
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| 5 |
The power house of the cell is |
- A. Ribosome
- B. RER
- C. SER
- D. Mitochondria
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| 6 |
Photosynthetic pigments organized into clusters are called. |
- A. Tkoids
- B. Photosynthesis
- C. Stroma
- D. Granna
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| 7 |
The citric acid cycle |
- A. Takes place in the mitochondrion
- B. Produces two molecules of NAD<sup>+</sup>for every glucose molecule processed
- C. It is same as fermentation
- D. Has no connection with the respiratory chain
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| 8 |
Acetic acid on entering the mitochondrion unites with co enzyme A to form |
- A. Active acetate
- B. Furnarate
- C. Pyruvic acid
- D. Alpha ketoglutarate
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| 9 |
chlorophylls are insoluble in. |
- A. Alcohol
- B. Acetone
- C. Carbon tetra chloride
- D. Water
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| 10 |
Chlorophyll 'a' is |
- A. Yellow green
- B. Orange green
- C. Blue green
- D. Green black
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