Ecosystem Basics Quiz

What is an ecosystem?

• A type of weather pattern

• A community of plants and animals living together

• A large body of water

• A single plant species

Which of the following best describes the relationship in an ecosystem?

• Plants and animals compete for resources

• Plants and animals live in isolation

• Plants and animals survive because of each other

• Animals dominate plants

What is an estuary?

• A large desert area

• A mountain range

• A partially enclosed body of water where rivers meet the ocean

• A dense forest

What is a salt marsh?

• A type of desert

• A mountain range

• An area of coastal grassland regularly flooded by seawater

• A freshwater lake

What is a large body of saltwater that covers most of the Earth?

• Lake

• River

• Ocean

• Pond

What is the definition of a lake?

• A small stream of water

• A large inland body of standing water

• A flowing river

• A small pond

Which of the following is an example of a lake?

• A river

• An ocean

• A lake

• A waterfall

What is the definition of the word "pond"?

• A large ocean body of water

• A small inland body of standing water

• A flowing river

• A dry desert area

Which of the following best describes a pond?

• A mountain

• A desert

• A small inland body of standing water

• A skyscraper

What is the definition of a river?

• A small pond of water

• A large natural stream of water

• A man-made lake

• A dry desert area