The answer for this question is niche.
Answer:
C overgrazing is the answer
Answer:
The first claim is false. Natural resources can most definitely exist without synthetic products.
Explanation:
All synthetic products are derived from natural resources as everything has to come from a source in the beginning. However, most natural resources themselves are the source, make sense? For example, water is a naturally occurring resource, but even water is derived from specific components, however it doesn't need anything synthetic to exist. Now take hairspray, to make hairspray you need water and synthetic resources, see where I'm going with that?
The law of constant proportions affects the ratio when two or more substances combine to form a new substance. The law of constant proportion, also known as Proust's law or the law of definite composition, states that a chemical compound will always have its component elements in a fixed proportion, regardless of the pathway undertaken to prepare that substance.<span />