In the prairie there are many kinds of grasses and other plants that are eaten by grasshoppers and other insects, prairie dogs, and bison. In turn there are many birds that feed on the insects and some hawks that feed on the prairie dogs. The birds use the grasses to build their nests, and bison prefer to feed in areas where prairie dogs have kept the grass short. This is a simplified example of:.
A) an ecosystem.
B) a community.
C) a niche.
D) abiotic factors

i tried the eyeshadow trick you told me about and it worked so good i i did a yellow going into orange colors and it was bright and you could see it on my eyes

i think the answer would be d

the correct answer is - d. china has a large and growing population.

the fact that china has a large (the biggest) population, and it is still growing, doesn't hinder the agriculture production in the country. in fact, it can for increased production in the agriculture, since there's more labor force, as well the sheer mass of people produces lots of scientists that come up with new inventions as to how to improve this sector. nice example is the inner mongolia region in china, in general dominated by the gobi desert, but few scientist came up with a nice idea as to how to make the region productive by using plants that are very resistant to droughts, so lots of people have been employed, and the region is becoming greener and greener each year, and the production of food in this region is also increasing.

i think the answer is composed of atoms