Assertion (A): Pollution is always caused by human activities.
Reason (R): Pollution is not different from contamination.
(a) If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
(b) If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
(c) If the Assertion is correct but Reason is incorrect.
(d) If both the Assertion and Reason are incorrect.
(e) If the Assertion is incorrect but the Reason is correct.
(d) If both the Assertion and Reason are incorrect.
Explanation:
Pollution may be defined as an undesirable change in physical, chemical or biological characteristics of air, water and land causing harmful effects on living organisms. Pollution can be natural or man made. Natural pollution includes volcanic eruptions, soil erosion, UV- rays etc. Pollution is different from contamination. Contamination is the presence of harmful organisms causing disease.