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Growth in living organisms occurs by...

Growth in living organisms occurs by

A

Division of cells

B

Increase in mass of the living structure

C

Accumulation of material by external agency

D

Both (1) and (2

Text Solution

Verified by Experts

The correct Answer is:
D
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Growth in plant organs is

read the following statements w.r.t. growth in living organisms. (a).In plants growth by cell division occurs continuously throughout their lifespan. (b) growth is a defining property of living organism. (c) cell division occurs in certain tissues to replace lost cells. (d) increase in body mass is considered as growth. (e) in majority of higher animals and plants and in unicellular organisms, growth and reproduction are mutually exclusive events. select the correct option.

Knowledge Check

  • Assertion : Metabolism refers to the sum of chemical reaction that occur within living organisms. Reason : Metabolic reactions occur simultaneously inside living organisms.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not correct explanation of assertion.
    C
    If assertion is true but reason is false.
    D
    If both assertion and reason are false.

  • Metabolic processes in living organisms are catalyzed by :

    A
    enzymes
    B
    nucleotides
    C
    nucleosides
    D
    lipids

  • Assertion : Living organisms show internal as well as external growth. Reason : Living organism undergo the process known as accretion.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not correct explanation of assertion.
    C
    If assertion is true but reason is false.
    D
    If both assertion and reason are false.

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