Life Science Ohio State Test Review

Front

A producer?

Back

Makes its own food

Front

A decomposer?

Back

Eats dead plants or animals and breaks down to put nutrients in the soil.

Front

This is a chart listing some of the organisms in the Tundra ecosystem. Which food chain correctly identifies the flow of energy? Options: berries --> arctic fox --> ringed seal --> salmon, polar bear --> caribou --> grasses --> sun, lichen --> lemming --> arctic fox --> polar bear, wold --> arctic hare --> berries

Back

lichen --> lemming --> arctic fox --> polar bear

Front

The process of using sunlight, carbon dioxide, and water to make sugar and oxygen is called _________?

Back

photosynthesis

Front

This organism is microscopic and
lives in soil. It feeds off of dead
and dying organisms, creating
carbon and nitrogen, which is
sent back into the soil to be used
over. Is it a...

Back

Decomposer

Front

The snake is a predator to what prey in this food chain? Options: frog, grass, grasshopper, hawk

Back

frog

Front

Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.

Back

mutualism

Front

Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales. What kind of relationship is this?

Back

Commensalism

Front

A relationship between two species where one benefits while the other is harmed.

Back

Parasitism

Front

A relationship between two organisms in which one organism benefits and the other is unharmed

Back

Commensalism