SCIENCE ADVANCED

An/A ________________ is a community of living things that interact with each other and with the physical world

• ecosystem

• biosphere

• ecosphere

• environment.

• grassland

An ecosystem can be very small such as a puddle or under a rock.It an also be as big as an ocean or a desert.

• Not True at all

• False

• True

• Perhaps

All things in our ecosystem must work together to _____________ a good living environment.

• understand

• refuse

• withhold

• provide

A living thing that gets its food from eating other living things.

• Decomposers

• Producers

• consumers

• Population

A group of living things that live in the same place at the same time.

• Community

• population

• groups

• teams

When different populations live together in the same habitat and interacy with each other.

• groups

• ecosystem

• population

• community

Food chain shows what eats what in an __________________.

• ecosystem

• wildlife

• space

• nature

When organisms in a food web depend on each other, it is know as…

Many food chains that are linked together are called what?

Which organism begins the food chain and makes its own food?