Herrin Practice Test 1 (Questions 1-26)

Front

What process turns carbon dioxide in the air into carbon in food molecules?

Back

Photosynthesis

Front

Which organisms are least likely to be producers?

Back

Fungi

Front

What is the term for a substance formed when 2 or more types of atoms join?

Back

Compound

Front

Which organisms are found at the level with the most available energy in a food web?

Back

Grasses

Front

What is the best explanation for fish dying in a river during a dry summer?

Back

The water became too warm to hold enough dissolved oxygen for the fish.

Front

What is photosynthesis?

Back

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Front

What are producers in an ecosystem?

Back

Organisms that produce their own food, typically through photosynthesis, such as plants and algae.

Front

What is a compound?

Back

A substance formed when two or more different types of atoms bond together.

Front

What is the role of grasses in a food web?

Back

Grasses are primary producers that convert sunlight into energy, forming the base of the food web.

Front

What happens to fish when water temperature rises too high?

Back

The water may not hold enough dissolved oxygen, leading to fish kills.