50 points, need within next couple mins If there was less erosion on the planet, it is less likely that there would be many living things on the land, and perhaps less in the ocean as well?

yes

Explanation:

look at the link I gave you :)

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.