Life Science Review

Front

What are the primary components needed for photosynthesis to occur?

Back

Carbon dioxide and water are the primary components needed for photosynthesis.

Front

A system of interlocking food chains in an ecosystem is called _______

Back

A food web is a system of interlocking food chains in an ecosystem.

Front

Which of the following best describes a food chain?

Back

A food chain is a sequence of organisms each dependent on the next as a source of food.

Front

An organism that feeds on dead materials is called _______

Back

A scavenger is an organism that feeds on dead materials.

Front

_________ cannot make their own food, so they need to consume (eat) plants or animals.

Back

Consumers cannot make their own food, so they need to consume plants or animals.

Front

What is the role of producers in an ecosystem?

Back

Producers are organisms that can make their own food, typically through photosynthesis.

Front

Define decomposers in an ecosystem.

Back

Decomposers are organisms that break down dead materials and recycle nutrients back into the ecosystem.

Front

What is the difference between herbivores and carnivores?

Back

Herbivores eat plants, while carnivores eat other animals.

Front

What is an example of a food chain?

Back

An example of a food chain is: Grass -> Rabbit -> Fox.

Front

What is the importance of a food web in an ecosystem?

Back

A food web shows the complex feeding relationships and energy flow between different organisms in an ecosystem.