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(A) : Radiation that is given off by nuc...

(A) : Radiation that is given off by nuclear waste is extremely damaging to biological organisms.
(R) : It causes mutuations to occur at a very high rate.

A

If both (A) and (R) are true but (R) is not the correct explanation of (A).

B

If both (A) and (R) are true and (R) is the correct explanation of (A).

C

If (A) is true but (R) is false.

D

If both (A) and (R) are false.

Text Solution

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The correct Answer is:
A
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Consider the following statements with respect to radiation. A. Radiation, that is given off by nuclear waste is extremely damaging to organisms. B. Nuclear waste is not a potent pollutant and can be dealt without any caution. C. Radiation causes mutations at a very high rate. D. At low doses, nuclear radiation is lethal but at high doses, it creates various disorders. Of the above statements:

Consider the following statements about harmful effects of radioactive pollution I.Radiations from nuclear wastes causes mutation at a very high rate II.At high doses nuclear radiations are lethal III.at low doses radiation cause disorders and cancer Which of the statements given above are correct?

Assertion: Nuclear waste is an extremely potent pollutant and has to be dealt with utmost caution. Reason: At high doses, nuclear radiation is lethal but at lower doses, it creates various disorders, the most frequent of all being cancer.

A : A few toxic substance often present in industrial waste waters undergo biological magnification. R : A toxic substance can easily be metabolised or excreted by organism.

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