Nitrogen Cycle

Which one of these is a consumer? (herbivore)

• Giraffe

• Bacteria

• Cow

• Lion

What do nitrifying bacteria do?

• Make clouds

• Turn ammonia into nitrates

• MAN I DON'T KNOW MAN

• Decompose plant and animal waste

What do plants make with nitrates?

• Plant proteins

• Sunlight

• Lightning

• Clouds

What is the chemical symbol for nitrogen?

• NP

• O

• NE

• N

Which one of these is a decomposer?

• Beetle

• Worm

• Bacteria

• All of them

What does a producer provide for a herbivore?

• Money

• Electricity

• Food

• Glass Cleaner

What does denitrifying bacteria do in the nitrogen cycle

• Convert nitrates into free nitrogen in the atmosphere

• Make nitrogen compounds from nitrogen gases

• Convert ammonia to nitrates

• None of them

What does nitrogen fixing bacteria do in the nitrogen cycle?

• Convert the other nitrates in the soil to nitrogen that is free in the atmosphere

• Convert ammonia to nitrates

• Decompose animal and plant waste

• Make nitrogen compounds from nitrogen gases