Science Quiz 1

Select the two ways humans damage aquatic environments.

Which of the following is a major cause of water pollution?

Which of these is an invasive species that has reduced the population of native fish in the Caribbean sea?

The main difference between aquatic ecosystems is ____.

There are two types of aquatic systems? Select the one that is NOT.

The place, a natural condition, in which a plant or animal lives is called __.

Name the three types of pollution. Type your answer in the space provided and in alphabetical order, A⇒Z.

Which of the following is a result of human activities?

Pair the organisms with its role in the food chain.

Select the herbivores.

Observe the picture below. Then select the group that can be called tertiary consumers.

Select the carnivores.

Observe the food web below. Then complete the food chains below.