Ecosystems Quiz

What is an ecosystem?

• A community of plants, animals, and their surroundings

• A single plant or animal

• A kind of rock

• A type of weather

What is an example of a large ecosystem?

• A single tree

• A small pond

• Yellowstone National Park

• A backyard garden

What do trees provide in a forest ecosystem?

• Only air

• Only sunlight

• Only water

• Food and shelter for animals

What are the two main types of ecosystems?

• Urban and rural

• Mountain and valley

• Terrestrial and aquatic

• Desert and forest

Which of the following is a terrestrial ecosystem?

• The ocean

• A forest

• A river

• A lake

Why is biodiversity important?

• It helps ecosystems recover from changes

• It makes ecosystems look pretty

• It increases the temperature

• It decreases the amount of sunlight

What can happen if an ecosystem becomes unbalanced?

• Animals find it easier to find food

• Plants grow faster

• It is harder for animals to find food and shelter

• The weather becomes more stable

How do healthy ecosystems benefit humans?

• They make the soil dry

• They increase the number of insects

• They keep our air and water clean

• They make the weather colder

What should you do when you make observations about the natural world?

• Only look at the sky

• Ignore what you see

• Only look at animals

• You are learning about ecosystems like scientists

Which of the following is an example of an aquatic ecosystem?

• A desert

• A coral reef

• A mountain

• A grassland