Ecology Review Spring 2021

A tree is an example of a _____.

• composer

• decomposer

• producer

What is a producer?

• an organism that gets energy from eating other organisms
• an organisms that uses sunlight to make its own food
• an organism that gets energy from eating dead organisms, non-living material or waste
• an organism that uses chemical energy to make its own food

What is a herbivore?

• an animal that gets energy from eating other animals
• an organism that gets energy from eating only plants
• an animal that gets energy by eating both plants and other animals

A connection of food chains with many food energy paths in an ecosystem is a ____________

• ecosystem
• food web
• environment
• population

What is a carnivore?

• an animal that gets energy by eating other animals
• An animal that gets energy by eating only plants
• an animal that gets energy by eating both plants and animals
• an animal that makes its own energy through photosynthesis

A decomposer?

• Eats dead plants or animals and breaks down to put nutrients in the soil
• Eats plants or other animals for food
• Makes its own food
• Machine that gathers trash

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

Which stage in the water cycle does groundwater try to return to the ocean or soak into the ground?

• condensation

• evaporation

• precipitation

• run off

All things are made out of carbon or need carbon to live.

• True

• False

Bacteria fix nitrogen from the atmosphere into a form plants can use.

• True

• False