When matter, such as water, oxygen, or salt water, break down a material and change it, what is this known as?

a. erosion
b. physical weathering
c. chemical weathering
d. biological weathering

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a

it's not c. i took the quiz and got it wrong. so my best guess is b.

have a great day, and hope this .