An environment is

• the place an animal or plant lives
• all of one kind of organism living in the same area
• everything that surrounds a living thing

An ecosystem is...

• all of one kind of organism in a n area
• all of the living and nonliving things in a place
• everything that surrounds a living thing

A population is...

• all of one kind of organism living  in the same area
• where an organism lives
• everything that surrounds a living thing

A community includes lots of different populations. 

• True
• False

Which of the following is not a type of ecosystem?

• table
• ocean
• desert
• rainforest

An example of a nonliving thing helping a living thing survive could be...

• sunlight helping a plant grow
• an animal eating another animal
• an animal eating a plant
• a child going down a slide

Which of the following physical characteristics of an ocean ecosystem could help small fish survive?

• seaweed (for camoflauge)
• a high population of sharks
• blue or green water
• lots of sunlight

Which of the following types of ecosystems would be the best one for a frog?

• ocean
• grassland
• pond
• desert

Which of the following ecosystems would be the best for a camel?

• desert
• forest
• ocean
• river

Which of the following ecosystems would be the best for a butterfly?

• garden
• ocean
• grassland
• river