Carbon & Carbon dioxide

Total Questions: 9

1 - The concept of carbon credits originated from which of the following?

A ) Montreal protocol
B ) Kyoto protocol ✅
C ) Earth Summit Rio de Janeiro
D ) Conference of parties (COP)

2 - The gas used in different type of welding include?

A ) Acetylene and oxygen ✅
B ) Helium and argon oxygen
C ) Nitrogen and hydrogen
D ) Dioxide and methane

3 - What poisonous gas is contained in the exhaust fumes from cars?

A ) Carbon monoxide ✅
B ) Coal gas
C ) Ammonia
D ) Sulfur dioxide

4 - Which gas is responsible for the greenhouse effect?

A ) Oxygen
B ) Carbon dioxide ✅
C ) Nitrogen
D ) Helium

5 - Which gas is used in fire extinguisher?

A ) Carbon monoxide
B ) Carbon dioxide ✅
C ) Nitrogen oxide
D ) None of these

6 - Which cooling agent gas has a lower temperature than solid ice?

A ) Ammonia
B ) Carbon dioxide
C ) Nitrogen ✅
D ) Sulphur

7 - Yeast is essential in the making of bread because it produces----:
A ) Oxygen
B ) Carbon dioxide ✅
C ) Bacteria
D ) Sugar

8 - Dry ice is also called ----:
A ) Carbon dioxide ✅
B ) Sulphur
C ) Hydrogen
D ) None of these

9 - Chemical gas that causes and increase temperature of Earth----:
A ) Global warming
B ) Greenhouse gas ✅
C ) Climate change
D ) None of these
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