Question

What are the main constituents of the environmental cycles?

(a) Water cycle and food cycle

(b) Water cycle and nutrient cycle

(c) Nutrient cycle

(d) Water cycle and air cycle

This question was posed to me by my school principal while I was bunking the class.

Question is from Environmental Engineering in division Other Major Topics in Civil Engineering of Basic Civil Engineering

Answer 1

Correct choice is (b) Water cycle and nutrient cycle

The best I can explain: The environmental cycles are natural processes in which the different elements of the environment are cycled in various forms. These include the water cycle and nutrient cycle (which include Carbon, Nitrogen, Oxygen and Phosphorus cycles, etc.