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Water lost through transpiration is...

Water lost through transpiration is

A

Pure water

B

Rich in organic solutes

C

Rich in dissolved salts

D

All of the abvoe

Text Solution

Verified by Experts

The correct Answer is:
A
Water lost through transpiration is pure water.
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What are adaptations? State the adaptations found in desert plants to minimize water loss through transpiration.

Following are some features of plants (i) They lose a lot of water through transpiration. (ii) Their leaves are always broad and flat. (iii) They lose very little water through transpiration. (iv) Their roots grow very deep into the soil. Which of the combination of above features are typical of desert plants?

Knowledge Check

  • In transpiration

    A
    upward movement of water by roots will stop
    B
    turgidity of the cell will be lost
    C
    all metabolic processes will stop
    D
    upward movement of water by roots will continue and all the metabolic processes will occurs as usual

  • Most of the water lost by the plant through transpiration exist through the stomatal pores . Which of the following statements about transpiration and stomatal functioning is false ?

    A
    Stomata normally open in response to a shift from dark to light conditions
    B
    When the turgor pressure of guard cells increases , the stomatal aperture opens
    C
    With the shift from dark to light , the osmotic potential becomes less negative resulting in stomatal closure
    D
    The turgor pressure of guard cells increases after the osmotic potential becomes more negative

  • The percentage of water lost during transpiration is -

    A
    `80%`
    B
    `60%`
    C
    `99%`
    D
    `40%`

    • Similar Questions

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    Assertion : Potometer is used to measure the rate of transpiration. Reason : It is based on principle that water lost in transpiration is equal to water absorbed.

    How much of absorbed water is lost during transpiration in a plant?

    Water lost by transpiration is

    A. Most researchers agree that water is mainly 'pulled' upward through the plant , where transpiration is the driving force . B. Less than one percent of water reaching the leaves is used in plant growth and photosynthesis . C. Cobalt chloride paper turns blue on absorbing water .

    The maximum loss of water in transpiration is from -

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