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Carbon Cycle

Total questions: 16

Worksheet time: 9mins

Name
Class
Date
1.

carbon

a)

C

b)

H

c)

O

d)

2

2.

hydrogen

a)

C

b)

H

c)

O

d)

2

3.

oxygen

a)

C

b)

H

c)

O

d)

2

4.

glucose

a)

CO2

b)

C6H12O6

c)

H2O

d)

O2

5.

carbon dioxide

a)

CO2

b)

C6H12O6

c)

H2O

d)

O2

6.

water

a)

CO2

b)

C6H12O6

c)

H2O

d)

O2

7.

oxygen

a)

CO2

b)

C6H12O6

c)

H2O

d)

O2

8.

How many atoms in a water molecule?

a)

1

b)

2

c)

3

d)

0

9.

which process moves carbon from the atomosphere to a plant?

a)

eating

b)

fossil fuels

c)

photosynthesis

d)

global warming

10.

Coal and oil made from ancient plants and animals that died millions of years ago.

a)

eating

b)

fossil fuels

c)

photosynthesis

d)

global warming

11.

The process that moves carbon from plants to animals

a)

eating

b)

fossil fuels

c)

photosynthesis

d)

global warming

12.

Increase in Earth's temperature cause by increasing CO2 in the atmospheric greenhouse.

a)

eating

b)

fossil fuels

c)

photosynthesis

d)

global warming

13.

Which element is the main building block of life?

a)

C

b)

H

c)

O

d)

H2O

14.

Invasive Species cause

a)

melting ice caps

b)

seasonal changes

c)

native populations to decrease

d)

native populations to increase

15.

Global Warming causes

a)

melting ice caps

b)

seasonal changes

c)

native populations to decrease

d)

native populations to increase

16.

Places Carbon moves from or to in the carbon cycle

a)

atmosphere

b)

ocean

c)

plants

d)

animals