Answer: A. True
Explanation:
The abiotic environment can cause major changes in ecosystem functions and activities, that are independent of biotic changes. The fact that biotic components are composed of abiotic components further suggests the need to pay more attention to the role of abiotic factors in organism's survival.
We see rainbows when the son is behind us and some type of water or rain is in front of us. When the sun light hits a raindrop it's refracted and is changed in direction.
(and we see them with our eyes mannnn or womannnn)
Conservation :) Conservation is the preservation of things in wildlife and nature.