Ecosystem Quiz 3

What is an ecosystem?

• A) A single living organism and its natural habitat.

• B) The living and nonliving things in an environment and their interactions with each other.

• C) A group of animals living together.

• D) A specific type of plant community.

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

• A) All the living organisms in the ecosystem.

• B) A single species of organism.

• C) One group of organisms or species that lives together in the same place and time.

• D) The nonliving components of an ecosystem.

What is a habitat?

• A) The role an organism plays in the food web.

• B) The nonliving environment surrounding an organism.

• C) A home that provides food, water, shelter, and space for an organism.

• D) A group of different species living together.

What is a niche in an ecosystem?

• A) The physical space an organism occupies.

• B) The type of food an organism eats.

• C) The function or role an organism performs in the food web.

• D) The way an organism reproduces.

Which of the following is an example of a producer in a food web?

• A) Lion

• B) Deer

• C) Plants

• D) Fungi

What do decomposers do in an ecosystem?

• A) They produce their own food using sunlight.

• B) They eat other consumers.

• C) They break down the waste and remains of other animals.

• D) They help pollinate plants.

Which of the following is NOT a type of consumer?

• A) Carnivores

• B) Herbivores

• C) Omnivores

• D) Decomposers

What are adaptations?

• A) Changes in the ecosystem due to climate change.

• B) Special traits that help an organism survive.

• C) The process of decomposing organic material.

• D) The transfer of energy from one organism to another.

What are structural adaptations?

• Changes in what an organism does in its environment

• Changes in the anatomy of an organism

• Laws to protect endangered species

• Campaigns to help protect wildlife

Which of the following is an example of a behavioral adaptation?

• Gills of a fish

• Bears hibernating

• Turtle shells

• Long necks of giraffes