Resources in the ecosystem

What is the biosphere?

• Only the oceans and lakes

• All parts of Earth where there is life

What makes up an ecosystem?

• All living and nonliving things in an area

• Only plants in an area

What is a population?

• All organisms of the same species in an area

• All plants

Which of these is a limiting factor for animals?

• Available food

• Playing with toys

What happens to a population when there isn't enough food?

• Nothing changes

• The population gets smaller

What is a community in nature?

• Different organism living in one place

• A group of houses

What is an endangered species?

• A species ( organism) at risk of dying out

• A species that lives in the ocean

What can cause a population to decrease?

• Natural disasters like floods

• Lots of space

What is carrying capacity?

• The largest number of one species an ecosystem can support

• The smallest number of animals

What do elephants eat?

• Leaves

• Fish