Benchmark Review 7th

_____________ refers to all the different kinds of living organisms within a given area.

• Biodiversity

• Biology

• Biome

• Ecology

An organism that gains its energy from consuming producers and consumers is a(n) _________.

• Producer

• Consumer

• Decomposer

• Omnivore

Herbivores only gain their energy by consuming animals.

• True

• False

What is this diagram know as?

• Food Web

• Energy Pyramid

• Biomass Chart

• Biome

An organism that gains its energy from consuming producers is what level consumer?

• Producer

• Primary Consumer

• Secondary Consumer

• Tertiary Consumer

What level consumer is the hawk?

• Primary

• Secondary

• Tertiary

• Quaternary

Why is the sun so important to life?

• It allows animals to see and play.

• It provides the original source of energy it most ecosystems.

• It gives off heat that causes things to energize.

• Life doesn't need the sun.

As a rule, about _____% of energy makes it to the next trophic level in any given energy pyramid.

• 10

• 20

• 40

• 80

Which organism has the most energy stored in their cells?

• Grass and Wildflowers

• Mouse

• Snake

• Hawk

In the food web pictured, which organism is sometimes a secondary consumer and sometimes a tertiary consumer?

• Mouse

• Rabbitt

• Snake

• Hawk