Share a common ancestor, process of elimination
They are all layers of the earth
<span>Because air is made up of a bunch of different other gases: Hydrogen, Oxygen,</span>Nitrogen, etc. But is done so in a way, that you cannot see all the different Nitrogen, etc. <span>mixture (since you can visibly see all the parts of air), but rather a solution.</span>
Answer:
<u>The soil losses its fertility when we grow many crops again and again on it as the consume all the nutrients present there. it can be restored by growing legumes in the soil or leave it barren for some </u><u>months</u>
Soil loses its fertility or when topsoil is lost due to erosion. ... The cotton took all the nutrients from the soil, and the nutrients were not replaced. Loss of Topsoil: Wherever soil is exposed, wind and water can erode it. Plants can cover and protect the soil in many ways.
Answer:
I think it is C, the remnants of leg bones of a whale