Photosynthesis


  1. The specific characteristic of C4-plants is









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    Anatomy of leaves of C4– plant is called kranz anatomy. In the mesophyll cells of these plants-pallisade tissue is absent.

    Correct Option: C

    Anatomy of leaves of C4– plant is called kranz anatomy. In the mesophyll cells of these plants-pallisade tissue is absent.


  1. C4-cycle was discovered by









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    C4 cycle was worked out by Hatch and Slack (1966). C4 cycle occured in C4 plants.

    Correct Option: A

    C4 cycle was worked out by Hatch and Slack (1966). C4 cycle occured in C4 plants.



  1. Series of reactions which can convert fatty acids to sugars in plants but not in animals is









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    Several plant structures e.g. pollen, seeds contain fats. The fats are hydrolysed and consumed as a source of energy. This is accomplished through oxidative degradation called glyoxylate cycle.

    Correct Option: B

    Several plant structures e.g. pollen, seeds contain fats. The fats are hydrolysed and consumed as a source of energy. This is accomplished through oxidative degradation called glyoxylate cycle.


  1. In photosynthesis energy from light reaction to dark reaction is transferred in the form of









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    ATP molecules produced in the light reaction are used in the dark reaction to fix CO2 to form organic compounds.

    Correct Option: B

    ATP molecules produced in the light reaction are used in the dark reaction to fix CO2 to form organic compounds.



  1. Formation of ATP in photosynthesis and respiration is an oxidation process which utilises the energy from









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    Electrons provide energy for the formation of ATP in photosynthesis and respiration.

    Correct Option: C

    Electrons provide energy for the formation of ATP in photosynthesis and respiration.