EASY
Earn 100

The hydrostatic pressure developed in the cell is called :-
(a)Turgor pressure
(b)Wall pressure
(c)Osmotic pressure
(d)Suction pressure

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Important Questions on Transport in Plants
MEDIUM
Assertion (): Pea seeds swell more on imbibition than wheat seeds.
Reason (): Proteins have a high imbibing capacity.

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The containers and have litre of pure water and litre of sugar solution, respectively. Which one of the following statements would be correct regarding their water potential and osmotic potential
*Note: There were errors in original KVPY papers, and thus the options are modified here.

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(a) Under certain conditions chemically combined water is useful in the phenomenon of night recovery
(b) Term 'Apoplast' was proposed by Munch
(c) Value of imbibition pressure is 100 bars in dry pea seeds

MEDIUM
Match the following columns and choose the correct option.
Column-I | Column- II |
---|---|
(A) Water potential of 10% salt solution | (1) Positive |
(B) Pressure potential in a normal cell | (2) Negative |
(C) Pressure potential in a plasmolysed cell | (3) Positive |
(D) Matric potential on the surface of the wood | (4) Negative |
(5) Zero |

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Plants have to pay the price of photosynthesis in the form of transpiration.

