Ecosystems CFA (S4L1a-d)

Front

___________ are organisms that break down matter from dead plants and animals.

Back

Decomposer

Front

__________ provide energy to the other organisms in the food chain by getting their own energy from the sun.

Back

Producer

Front

__________ is an organism that gets energy by eating other organisms.

Back

Consumer

Front

Which shows correctly how energy cycles in an ecosystem?

Back

Sun→Producers→Consumers→Decomposers

Front

What tends to happen to a population of animals when food is plentiful?

Back

The animal population increases.

Front

Arrange these organisms into a food chain: coyote, rabbit, plant.

Back

plant→rabbit→coyote

Front

The picture shows the flow of energy through a food web. Which of the following describes a path of energy flow through this food web?

Back

plant → hare → cougar

Front

Humans cut down the trees around a lake, causing soil to slide into the lake and making the water murky. Not as much sunlight gets through the water. What is the impact on the ecosystem?

Back

Without sunlight, the algae in the lake may not grow. Many fish depend on the algae.

Front

A food chain is shown. Which organism in the food chain is a producer? heron, grasshopper, grass, frog

Back

grass

Front

An area is affected by flooding. The flooding destroys a certain type of plant. This plant is no longer a part of that ecosystem. Which of the following is true?

Back

Many parts of the ecosystem may be affected by the loss of this type of plant.