Q: Fact: a plant requires soil for to grow
Question: Compost, small rocks, and organic material make up

A: land

Q: Fact: different organisms reproduce differently
Question: Dogs reproduce differently from

A: earthworms

Q: Fact: carbon dioxide can be found in the air
Question: Carbon dioxide can be found in what goes through the

A: neck

Q: Fact: the Earth contains many ecosystems
Question: Which is least likely to be an ecosystem?

A:
the moon base