Ecosystem Quiz

Each organism has its own role in the ecosystem. This is known as its _______.

• niche

• habitat

• territory

• environment

Why are decomposers important in an ecosystem?

• They produce oxygen for plants.

• They break down dead organisms and recycle nutrients.

• They provide food for herbivores.

• They control the population of predators.

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All of the sloths that live in the same rainforest are an example of ____________.

• population

• ecosystem

• community

• habitat

What is an organism?

• a living thing (like an animal or plant)

• a non-living object

• a type of mineral

• a chemical compound

Something in the environment that is not alive is called a _______________.

• nonliving factor

• living organism

• biotic component

• ecosystem

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All of the organisms and nonliving factors interacting in a certain area make up a/an _______________.

• ecosystem

• community

• population

• habitat

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What is a community?

• all of the different populations of species living in one place at the same time

• a single species living in isolation

• a group of ecosystems with similar climates

• an individual organism's habitat

What is a habitat?

• A place where an organism lives

• A type of food

• A kind of weather

• A type of plant

A habitat provides which of the following?

• Food and water

• Shelter

• Space to live

• All of the above

The size of an organism’s habitat depends on:

• The availability of food and water

• The presence of predators

• The climate conditions

• All of the above

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