Midterm 2024-2025 updated

Front

What do the arrows in a food chain or web represent?

Back

They show what direction the energy is flowing between organisms.

Front

What do energy pyramids represent in an ecosystem?

Back

The flow of energy from one trophic level to another.

Front

What is a series of steps designed to help you solve problems and answer questions called?

Back

Scientific method.

Front

Which domain has the largest number of organisms?

Back

Domain Eukarya.

Front

What is NOT considered part of Cell Theory?

Back

All living organisms are made up of many cells.

Front

What is the smallest unit of life?

Back

Cell.

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is a food web?

Back

A complex network of feeding relationships among various organisms in an ecosystem.

Front

What is biomass?

Back

The total mass of living matter within a given area.

Front

What is a trophic level?

Back

Each step in a food chain or food web, representing a different level of energy transfer.