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The breakdown of complex organic matter ...

The breakdown of complex organic matter into inorganic substances like carbon dioxide , water and nutrients is called

A

Fragmentation

B

Catabolism

C

Metabolism

D

Decomposition

Text Solution

Verified by Experts

The correct Answer is:
D
The breakdown of complex organic matter into inorganic substances like carbon dioxide , water and nutrients is called decomposition.
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The microorganisms like bacteria and fungi play a key role in break down of complex organic molecules into simple inorganic substances which can be recycled. They are called _________

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Knowledge Check

  • Identify the correct match . 1. Stratification : Vertical distribution of different species occupying different levels . 2. Secondary productivity : Amount of biomass or organic matter produced per unit area over a time period by plant during photosynthesis . 3. Primary productivity : Rate of formation of new organic matter by consumers . 4 Decomposition : Break down complex organic matter into inorganic substances like carbon dioxide , water and nutrients

    A
    1 and 3
    B
    2 and 4
    C
    1 and 4
    D
    2 and 3

  • Read the given statements and select the correct option. Statement 1 : Decompsotion is the physical and chemical breakdown of complex organic matter into simple inorganic substances. Statements 2: Humification is the process of formation of humus from detritus or organic remains.

    A
    Both statements 1 and 2 are correct.
    B
    Statement 1 is correct but statement 2 is incorrect.
    C
    Statement 1 is incorrect but statement 2 is correct.
    D
    Both statement 1 and 2 are incorrect.

  • Undecomposed organic matter is called

    A
    Humus
    B
    Litter
    C
    Duff
    D
    Colloid

    • Similar Questions

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    Decomposed organic matter in soil is called :

    Plants, as they fix carbon dioxide, are called

    The Organisms which make break down complex organic substances into simpler inorganic substances and mix them in soil :

    In which reaction a combustible substance reacts with oxygen to give carbon dioxide, water and energy?

    Which of the following substances will not give carbon dioxide on treatment with dilute acid ?

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