WorksheetsCarbon compounds
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
Organic carbon compounds are originate from
a)
living things
b)
non-living things
2.
Inorganic carbon compounds are originate from
a)
living things
b)
non-living things
3.
Which of the following are examples of organic carbon compounds? [ Two answers]
a)
Protein
b)
Chalk
c)
Silk
d)
Carbon dioxide
4.
Which process carried out by both plants and animals increase the atmospheric carbon dioxide?
a)
Decomposition
b)
Transpiration
c)
Photosynthesis
d)
Respiration
5.
This process require carbon dioxide, water and sunlight to produce glucose and oxygen. What is the process described?
a)
Respiration
b)
Transpiration
c)
Photosynthesis
d)
Decomposition
6.
Which one of these does not add carbon dioxide to the atmosphere?
a)
cooking with gas
b)
planting trees
c)
burning wood
d)
riding in a bus
7.
What does not produce carbon dioxide?
a)
Photosynthesis
b)
Burning Fossil Fuels
c)
Animal respiration
d)
Plants decaying
8.
Which of the following removes carbon from the atmosphere?
a)
Combustion
b)
Respiration
c)
Photosynthesis
d)
Death
9.
Organisms that do not decompose can be buried and become what?
a)
water
b)
nutrients
c)
air
d)
fossil fuels
10.
If the plant population decreased, the amount of carbon would _________.
a)
Stay the same
b)
Increase
c)
Decrease
100 %
