Ecosystem Unit Test Practice

Choose the correct word below that means

"eats or consumes producers or other consumers"

• producers

• decomposers

• consumers

• herbivores

Animal that eats ONLY meat are called _________________.

• herbivores

• carnivores

• omnivores

• producers

_____________________ are made up of multiple food chains.

• Food webs

• Mutualism

• Herbivores

• Ecosystems

_________________ includes all living (plants and animals) and nonliving things (rocks and soil)

• Food Webs

• Food Chains

• Ecosystems

• Adaptations

________________ an organism that is living or was once living (bio = LIFE)

• Abiotic

• Biotic

_____________ things that were never living (a = NOT ALIVE)

• Biotic

• Abiotic

______________ are the producers located at the bottom of the food chain.

• Lions

• Caterpillars

• Snakes

• Plants

What are the organisms that break down plant or animal remains called?

• Parasites

• Producers

• Decomposers

• Consumers

What are the organisms that are introduced into a new ecosystem called?

• Invasive species

• Producers

• Ants

• Lions

Who is at the top of the food chain?

• Sun

• Grass

• Decomposer

• Apex consumer