Biology Class 11 Chapter 11 - Bioenergetics - Test 13

Biology Class 11 Chapter 11 - Bioenergetics - Test 13

1. Out of two absorption peaks one is at?

a) 430
b) 570
c) 689
d) 680

2. Out of two absorption peaks one is at?

a) 450
b) 570
c) 670
d) 680

3. Sugar is formed by the utilization of ?

a) ATP
b) NADH
c) Both
d) None

4. Terrestial plants carry out total photosynthesis?

a) 1%
b) 10%
c) 50%
d) 90%

5. Which photosynthetic organisms use dissolved CO₂,bicarbonates and soluble carbonates?

a) Aquatic
b) Terrestial
c) Both
d) None

6. Air contains about______percent of Carbon?

a) 0.01-0.02
b) 0.03-0.04
c) 1-2
d) 3-4

7. Carbon dioxide enter leaves through?

a) Cuticle
b) Guard cells
c) Stomata
d) All

8. After entering in leaves carbon dioxide dissolved in?

a) Water
b) CO
c) Bicarbonates
d) Carbonates

9. Stomata covers % of total leaf surface is?

a) 1
b) 1-2
c) 65
d) 90

10. Stomata are usually open during? a) Night
b) Day
c) Both
d) None

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