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A: Agriculture and aquacultures are man ...

A: Agriculture and aquacultures are man maintained ecosystems.
R: All biotic and abiotic factors are managed by humans in these ecosystems.

A

If both Assertion &Reason are true and the reason is the corect explanation of the assertion , then mark (1)

B

If both Assertion & Reason are true but the reason, is not the correct explanation of the assertion , then mark (2)

C

If Assertion is true statement but Reason is false , them mark (3).

D

If both Asseration and Reason are false statements , then mark (4).

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • Assertion: Agriculture and aquacultures are man-maintained ecosystems. Reason: All biotic and abiotic factors are managed by humans in these ecosystems.

    A
    If both Assertion and Reason are true and the reason is the correct explanation of the assertion, then mark (1).
    B
    If both Assertion and Reason are true but the reason is not the correct explanation of the assertion, then mark (2)
    C
    If Assertion is true but Reason is false, then mark (3).
    D
    If both Assertion and Reason are false, then mark (4)

  • A man-made ecosystem is:

    A
    less in diversity
    B
    more in diversity
    C
    man does not make ecosystem
    D
    more stable than natural ecosystem

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