Front

What is a food chain?

Back

A food chain is a sequence that shows how energy and nutrients flow from one organism to another in an ecosystem, illustrating feeding relationships.

Front

What is the correct order of a food chain in a grassland ecosystem?

Back

Grasses → beetles → songbirds → foxes.

Front

What limits the growth of smaller plants in an old-growth forest?

Back

Limited access to sunlight.

Front

What type of landform is created by ice erosion?

Back

U-shaped valley.

Front

What is the advantage for black walnut trees releasing chemicals that prevent other plants from growing?

Back

Competition for space and nutrients is decreased.

Front

How many planets are farther from the sun than Jupiter?

Back

Three.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their environment, including both biotic (living) and abiotic (non-living) components.

Front

What is the role of producers in a food chain?

Back

Producers, like plants, create their own food through photosynthesis and provide energy for consumers.

Front

What is the difference between a herbivore and a carnivore?

Back

Herbivores eat plants, while carnivores eat other animals.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to convert carbon dioxide and water into glucose and oxygen.