1:   During photosynthesis the oxygen in glucose comes from
Options:
  1. Water
  2. Carbon dioxide
  3. Both of above
  4. Soil

Answer: Option 2

Explanation:

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2:   Compensation point refers to the intensity of light at which
Options:
  1. Rate of respiration = rate of photosynthesis
  2. Rate of respiration > rate of photosynthesis
  3. Rate of respiration < rate of photosynthesis
  4. None of above

Answer: Option 1

Explanation:

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3:   One quantasome contains
Options:
  1. 230 chlorophyll molecules
  2. One chlorophyll molecule
  3. 570 chlorophyll molecules
  4. 480 chlorophyll molecules

Answer: Option 1

Explanation:

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4:   In photosynthesis which one of the following is the first step?
Options:
  1. Formation of ATP
  2. Ionisation of water
  3. Excitation of an electron of chorophyll by a photon of light
  4. Attachment of carbon dioxide to carbon sugar

Answer: Option 3

Explanation:

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5:   In animal cells ----- is formed the anaerobic respiration of pyruvic acid .
Options:
  1. glucose
  2. sucrose
  3. lactic acid
  4. starch

Answer: Option 3

Explanation:

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6:   The R.Q. of organic acid is always --------------
Options:
  1. 1
  2. 0
  3. more than one
  4. less than 1

Answer: Option 3

Explanation:

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7:   How much energy is released b one photon
Options:
  1. 2 quantum
  2. 4 quantum
  3. 8 quantum
  4. 10 quantum

Answer: Option 3

Explanation:

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8:   The element found in the central part of chlorophyll is
Options:
  1. N
  2. Fe
  3. C
  4. Mg

Answer: Option 4

Explanation:

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9:   The end product of light reaction of photosynthesis is
Options:
  1. ATP
  2. NADPH2
  3. both the above
  4. none of these

Answer: Option 3

Explanation:

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10:   The source of oxygen evolved during photosynthesis is
Options:
  1. CO2
  2. H2O
  3. both the above
  4. none of these

Answer: Option 2

Explanation:

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Previous journeys in search of treasure have taught me that a zigzag strategy is the best way to get ahead.
-Tahir Shah House of the Tiger King