STAAR Grade 5 Science Practice Assessment

Front

What can be concluded about the behavior of a dinosaur species that left tracks found together?

Back

The species likely traveled in family groups.

Front

What is a food chain?

Back

A food chain shows the feeding relationships between organisms in an ecosystem.

Front

Which food chain correctly shows the flow of energy in a grassland ecosystem?

Back

Grasses → beetles → songbirds → foxes.

Front

What advantage do black walnut trees gain by releasing chemicals that prevent other plants from growing nearby?

Back

It decreases competition for space and nutrients.

Front

What types of energy are used to make a toy car move?

Back

Light, electrical, and mechanical energy.

Front

What physical property of sugar remains the same after it is mixed with hot tea?

Back

Mass.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms and their physical environment interacting as a system.

Front

What is the role of producers in a food chain?

Back

Producers, like plants, create energy through photosynthesis and are the base of the food chain.

Front

What is the difference between a herbivore and a carnivore?

Back

Herbivores eat plants, while carnivores eat other animals.

Front

What is competition in an ecosystem?

Back

Competition occurs when organisms vie for the same resources, such as food, space, or light.