UNIT 7 Quiz Review(food chains, food webs, energy transfer)

An autotroph or producer can be best described as ...

• a plant; something that can make its own food
• an animal; something that must consume its food source
• a decomposer; something that must locate and break down decaying materials

A heterotroph or consumer can be best described as ...

• a plant; something that can make its own food
• an animal; something that must consume its food source
• a decomposer; something that must locate and break down decaying materials

The earth's biosphere is made up of both its living (biotic) and nonliving (abiotic) parts.

• True
• False

An ecosystem is a specific community where ...

• plants, animals, and the environment interact with one another
• rocks, minerals, and the environment interact with one another
• birds, insects, and the environment interact with one another

What is a linear sequence of organisms through which nutrients and energy pass as one organism eats another?

• Food Chain
• Food Web

What is referred to as all the food chains in a single ecosystem?

• Food Chain
• Food Web

Bald Eagles living in Missouri will eat mainly fish, smaller birds and sometimes smaller mammals that they hunt or find. A bald eagle is an example of a(n) ...

• herbivore
• carnivore
• omnivore

Black bears living in Missouri will eat a wide range of foods: roots, berries, insects, fish, and smaller mammals that they find. A black bear is an example of a(n) ...

• herbivore
• carnivore
• omnivore

What is the primary source of energy for Earth?

• sun
• energy just appears when we need it
• electricity

What is the producer in the image below?

• grass
• grasshopper
• lizard