Answer:
the variety of life in the world or in a particular habitat or ecosystem
Explanation:
you silly goose
Answer:
Use chemicals to prevent chromosomal separation during meiosis in plants.
Answer:
It can affect ecosystems by, Air pollutants such as sulfur may lead to excess amounts of acid in lakes, and streams, and can damage trees and forest soils. Nitrogen in the atmosphere can harm fish, and other aquatic life when deposited of surface waters.
Explanation:
We require to keep our water supply clean because we imbibe that water. If our water supply wasn't unsullied, we would die of dehydration. Another reason is that without water, all the crops would die and we wouldn't have any aliment to victual and so we would withal die of hunger.
The Silurian period occurred before the Neogene period.
I hope this helps.
