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Organisms break down large food molecule...

Organisms break down large food molecules to small molecules. How does this breakdown help the organisms?

A

It releases a lot of energy in the digestive tract that can be used up by the cells.

B

It ensures that there are enough raw materials to produce and supply oxygen to the cells.

C

It converts the large molecules to small molecules that can pass through the cell membrane.

D

It makes sure that the liberation of heat by the breakdown of large molecules does not occur inside the cell.

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • Enzymes catalysing the breakdown of larger molecules into smaller molecules are

    A
    Hydrolases
    B
    Isomerases
    C
    Ligase
    D
    Both (1) & (3)

  • Assertion (A): Digestion breaks large complex molecules to simple smaller molecules which can be easily absorbed. Reason (R): Digestion is necessary for the absorption of all molecule।

    A
    Both A and R are true and R is the correct explanation of A.
    B
    Both A and R are true but R is NOT the correct explanation of A.
    C
    A is true but R is false.
    D
    A is false and R is true.

  • Breaking of big organic molecules in the presence of enzymes is called

    A
    Cracking
    B
    Pyrolysis
    C
    Fermentation
    D
    Oxidation

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    Synthesis of organic molecules from inorganic molecules in the presence of sunlight is carried out by the organism called............ .

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    Resonance in most of the organic molecules

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