Moderate

Pollution is:

Correct answer: A. Always an unfavourble alteration

  • A. Always an unfavourble alteration
  • B. Always a favourable change
  • C. Rarely a favoruable alteration
  • D. Usually an unfavourable change

Explanation

Pollution is conventionally defined as an undesirable or unfavourable change in the physical, chemical or biological characteristics of the environment. “Always” is stronger than necessary in modern usage, but option a matches the standard textbook definition better than the other choices.

Last updated

Practise Forest Ecology

837 free Forest Ecology MCQs from Forestry, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Forestry questions like this

Forestry is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.

Related questions