Sandstone is a sedimentary rock composed of sand-size grains of mineral, rock, or organic material. It also contains a cementing material that bin
Answer:
In ecosystem every organism is dependent on each other .
just like that horse and grass or cow and grass are dependent to each other .
horse and cow eats grass so that there is balanced population of grass .
if there is no horse or cow(or other herbivore) then it effect the population of grass because there is no any one who eat them that's why grass population is go on increasing continuously ....
Explanation:
60% change from 500 to 800
