Energy & Ecosystems Quiz

What is a habitat?

• A type of animal

• A place where a plant or animal lives

• A kind of plant

• A weather pattern

What does the term "population" refer to in an ecosystem?

• The number of different species in an area

• The total number of ecosystems in an area

• The number of individuals of the same species living in an area

• The amount of water in an area

What is a niche?

• A type of habitat

• A large population

• The role or job of an organism in its habitat

• A group of habitats

Why are different habitats important for ecosystems?

• They make the ecosystem look more interesting

• They provide homes for a variety of animals

• They prevent animals from having to share food

• Both B and C

What happens if two species have the same niche in an ecosystem?

• They become best friends

• They do not affect each other

• They may compete for resources

• They merge into a single species

How can a population affect its habitat?

• By changing the weather

• By altering the landscape and available resources

• By moving the habitat to a new location

• Populations cannot affect habitats

What is an example of a niche in a forest ecosystem?

• The color of the trees

• The size of the forest

• A squirrel gathering and storing nuts

• The amount of sunlight that reaches the forest floor

What is a producer in an ecosystem?

• An animal that eats plants

• A plant that makes its own food through photosynthesis

• A consumer that eats other animals

• A community of different species

What role do decomposers play in an ecosystem?

• They produce oxygen

• They eat living plants

• They break down dead organisms and waste, returning nutrients to the soil

• They control the population of producers

What is an ecosystem?

• A single species in its natural habitat

• A collection of all the non-living things in an area

• A community of living organisms and their interactions with their environment

• A large area of land that is home to a single type of plant