Ecosystems Part 1

All of the water, sand, and fish within a river make up a __________.

• community

• population

• ecosystem

• habitat

All of the woodpeckers that live in a forest are an example of a _______.

• community

• population

• habitat

• niche

All of the jellyfish, starfish, and clownfish that live in an ocean are an example of a ________.

• population

• community

• ecosystem

• habitat

What is an area where living and nonliving things interact?

• an ecosystem

• a community

• a population

What is all the organisms of the SAME species that live in the same place at the same time?

• population

• ecosystem

• community

What is all the populations of the same species that live in the same place?

• ecosystem

• community

• population

Raccoons, birds, trees, mushrooms, and foxes that all live together in a forest is an example of a ___________.

• population

• ecosystem

• community

Which is an example of a nonliving thing within an ocean ecosystem?

• seaweed

• water

• sea cucumber

• plankton

What is the ultimate energy source for every food web, even if it's not pictured?

• the moon

• the sun

• the decomposer

• the producer