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Year 12 Diagnostic 3

Authored by G Dale

Biology

12th Grade

Used 542+ times

Year 12 Diagnostic 3
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58 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is nitrogen "fixed" into a usable form for plants?

Through action of bacteria only

Through lightning only

Through action of bacteria and lightning

Through photosynthesis

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Gas that makes up 78% of our atmosphere.

Oxygen

Nitrogen

Hydrogen

Carbon Dioxide

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for atmospheric nitrogen?

N

N2

NH3

NO3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What process occurs when dead plant and animal matter decomposes and nitrogen is released back into the atmosphere?

Assimilation

Fixation

Ammonification

Denitrification

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Plants and animals cannot use nitrogen directly from the air.

True

False

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Plants and animals need nitrogen to make __________.

Protein
Carbohydrates
Lipids
Minerals

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which plant is an example of a legume?

strawberries

carrots

peanuts

corn

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