Photosynthesis, Food Chains, and Ecosystem Review: Chapter 8

Front

Why do humans need food?

Back

For energy and building

Front

Which food source usually uses the least land to produce? Options: Beef, Chicken, Corn, Milk

Back

Corn

Front

What is one reason animal-based foods use more resources than plant-based foods?

Back

Energy is lost between trophic levels

Front

Where do plants get their energy from?

Back

Sunlight

Front

Benefit of organic fertilizer?

Back

It comes from natural sources

Front

Plants are called __________ because they make their own food. (Word Bank: oxygen, land, glucose, producers, 10%, nitrogen, photosynthesis, food chain)

Back

producers

Front

In a __________, only a small amount of energy is passed on at each level.

Back

food chain

Front

What is the process where plants use sunlight to make food?

Back

photosynthesis

Front

One of the gases plants release during photosynthesis is __________.

Back

oxygen

Front

Only about __________ of energy moves from one level to the next in a food chain.

Back

10%