Ecosystems & Energy Flow Practice

What is the definition of "Ecology"?

Check the objects below that would be considered part of this ECOSYSTEM. (check all that apply)

Check the objects below that would be considered part of this COMMUNITY (check all that apply).

Which of the following terms applies to this group of deer, who are all the same species?

A hyena watches a cheetah feed on a zebra, then sneaks in later to finish what is left behind. The cheetah is uneffected. What type of symbiotic relationship is this?

The oxpecker bird eats bothersome insects off of the skin of the ox and other large animals. What kind of symbiotic relationship is this?

Organisms that are capable of making food in their cells are called

Why are humans considered heterotrophs (check all that apply).

Which of the organisms below is an autotroph? (check all that apply)

What do the arrows in a food chain/web show?

Which option shows the CORRECT path of energy in an ecosystem?

Which terms below apply to plants and other organisms that can make their own food? (check all that apply)

What is wrong with the food web shown?

In an energy pyramid, what organisms should always be on the bottom level?

Which organisms in this pyramid are secondary consumers?

What happens to the amount of energy available at each trophic (feeding) level as you move UP the pyramid?

As energy is lost in a food chain, in what form is this energy lost as?

Which organisms in the energy pyramid shown would get the LEAST amount of energy from their food?

In an energy pyramid, which level would you expect to have the SMALLEST number of individuals in its population?

Why are there always fewer carnivores in an ecosystem than herbivores?

Which populations may be negatively affected if disease wiped out the rabbit population? (check all that apply)

Which animal competes with the hawk for a shrew meal?