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[A]: Phytotron is a device by which phot...

[A]: Phytotron is a device by which photolysis of water is created.
[R]: Phytotron is a method of keeping plants in natural light and temperature in houses

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

Text Solution

Verified by Experts

The correct Answer is:
D
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Which substance acts as hydrogen acceptor in plants when photolysis of water takes place?

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Knowledge Check

  • Consider the following statements: 1. Photolysis of water involves breakdown of oxygen by light. 2. The specific function of light energy in the process of photosynthesis is to activate chlorophyll. 3. Byproduct of photosynthesis is carbon dioxide. Which of the statements given above is/are correct?

    A
    1 only
    B
    2 only
    C
    3 only
    D
    1, 2 and 3

  • A plant in your garden avoids photorespiratory losses, has improved water use efficiency shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilisation. In which of the followubg physiological groups would you assign this plant

    A
    `C_(3)`
    B
    `C_(4)`
    C
    CAM
    D
    Nitrogen fixer

  • A plant in your graden avoids photorespiratory loss, has improved water use efficiency, shows high rate of photosynthesis at high temperatures and has improved efficiency of nitrogen utilisation. In which of the following physiological groups would you assign this plant

    A
    Nitrogen fixer
    B
    `C_(3)`
    C
    `C_(4)`
    D
    `CAM`.

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    When the branches of a plant growing in the field are pulled towards the ground and a part of them is convered with moist soil (leaving the tips of the branches exposed above the ground), then after some time new roots develop from the parts of branches buried in ths soil. On cutting these branches from the parent plant new plants are produced from the cut parts of branches which had developed roots. (a) What is this method or propagation of plants knows as ? (b) What type of branches should a plant have to be able to be propagated by this method? (c) Name any two plants which are grown for thier fruits and propagated by this method (d) Name any two plants which are grown for thier fruits and propagated by this method (e) Name of plant which gets propagated by this method naturally by forming runners (soft horizontal stem running above the ground)

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