BSC Biology Year 9 Quiz

Which type of organisms depends DIRECTLY on light energy for its nutrition ?

• Carnivore

• Decomposer

• Herbivore

• Producer

• A

• B

• C

• D

• A

• B

• C

• D

What converts nitrogen gas into a usable form for plants and animals?

• bacteria

• rain

• fungi

• car exhaust

Organisms that need nitrogen to survive.

• only plants

• only animals

• only bacteria

• all living things

Tags

NGSS.MS-LS2-1

How do animals get the nitrogen they need?

• From the air they breathe

• From the water they drink

• From the food they eat

• From the sun

Tags

NGSS.MS-LS2-3

What is the process of combining nitrogen gas with other elements to make nitrogen into usable compounds?

• nitrogen composition

• nitrogen fixation

• ammonia

• denitrification

Tags

NGSS.MS-LS2-3

What is the formula for atmospheric nitrogen?

• N

• N₂

• NH₃

• NO₃

Bacteria fix nitrogen from the atmosphere into a form plants can use.

• True

• False

Tags

NGSS.MS-LS2-3

All plants have nitrogen fixing bacteria in their roots.

• True

• False