Biology Benchmark 4 Study Guide

Where does the food web get all of the energy needed?

• heat and pressure

• water

• the atmosphere

• the sun

Which organisms on the food web do all of the other organisms get their energy from?

• tertiary consumers

• secondary consumers

• primary consumers

• producers

How much of the grasshopper's energy does the frog get?

• 0%

• 10%

• 90%

• 100%

Does the top level consumer have more or less energy available than the other consumers?

• less

• more

Which organisms on the food web would be most affected by bioaccumulation?

• grasshopper

• butterfly

• corn

• eagle

How does the thrush get his energy?

• from the sun

• from eating the eagle

• from eating the fruit fly or dragonfly

• from eating the mango

How does the thrush get his energy?

• from the sun

• from eating the eagle

• from eating the fruit fly or dragonfly

• from eating the mango

Which of the following limiting factors would affect the food web?

• competition between the frog and grasshopper

• predation of the corn

• predation of the eagle

• competition between the rat and frog

What is carrying capacity?

• the total number of organisms that an ecosystem can support based on the available resources

• a factor that limits the organisms in the ecosystem

• competition, predation, and disease

• biotic factors

Which of the following is a conclusion you can make from the graph?

• over time, the amount of bubbles the plant produces decreases

• at 10 m, the plant produces the most bubbles, but as it gets deeper, the amount of bubbles decreases

• the carrying capacity for the graph is 45

• the plant can never produce more than 45 bubbles per minute