The mohs scale is one way to identify minerals. infer why this scale cannot be used to identify rocks.

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.