HARD
Earn 100

What are the consequences of misuse of fuels? Prepare a report.

Important Questions on Coal and Petroleum

EASY
What is the cause of global warming? What would happen if the earth’s temperature continues to increase?
MEDIUM
Draw an illustration depicting the causes of global warming.
MEDIUM
The rise in temperature of the Earth due to the trapping of heat is called _____.
(Global warming/Pollution)
MEDIUM
How does acid rain form? What are its effects?
HARD
Which of the following is not an effect of global warming?
MEDIUM
Using electricity carefully causes an increase in global warming.
EASY
Increased combustion of which of the following gas is believed to cause global warming?
MEDIUM
How is oxygen and carbon dioxide transported in human beings?
HARD
What is global warming? What can be its consequences?
EASY
How does the flow of acid rain water into a river, make the survival of aquatic life in the river difficult?
HARD
Explain why, we are advised not to sleep in a room having closed doors and windows, with a coal fire burning inside.
MEDIUM
Acid rain can destroy statues and buildings.
EASY
What is acid rain? How is acid rain caused? What are the harmful effects of acid rain?
HARD
What is global warming? Name the gas whose increasing percentage in the air is leading to global warming. State a harmful effect which can be caused by global warming.
EASY
If there was no CO2 in the earth's atmosphere the temperature of earth's surface would be