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Grade 10 Ecology - Nitrogen Cycle

Total questions: 10

Worksheet time: 11mins

Name
Class
Date
1.

If grass contains 1000 KJ of energy, how much energy is transferred to a rabbit that consumes the grass?

4 lines
2.

The Law of Conservation of Matter basically means...

a)

Save all your money and be stingy with cash

b)

You can never get rid of anything! EVER! You can only convert it into something else.

c)

We can easily destroy and create new elements

d)

Why does it "matter"?

3.

Nitrogen is used to make....

a)

Phony TikTokers famous

b)

Proteins and DNA

c)

Glucose and sugars

d)

Fats and oils

4.

Nitrogen fixation has

a)

Denitrifying Bacteria

b)

Nitrifying Bacteria

c)

Decomposers

d)

Nitrogen-Fixing Bacteria

5.

Nitrification has

a)

Denitrifying Bacteria

b)

Nitrifying Bacteria

c)

Decomposers

d)

Nitrogen-Fixing Bacteria

6.

Denitrification has

a)

Denitrifying Bacteria

b)

Nitrifying Bacteria

c)

Decomposers

d)

Nitrogen-Fixing Bacteria

7.

What is Assimilation?

4 lines
8.

Where do proteins come from?

a)

Plants

b)

Cows

c)

Sun

d)

Insects

9.

Ammonification we are converting what form of Nitrogen into which form of nitrogen?

4 lines
10.

What is everyone doing for the long-weekend?

4 lines