Climate Change and Fossil Fuels Quiz

What are fossil fuels mainly composed of?

• Carbon and hydrogen

• Oxygen and nitrogen

• Hydrogen and methane

• Carbon and methane

What is the current percentage of carbon dioxide in the atmosphere compared to pre-industrial times?

• 25%

• 50%

• 75%

• 10%

Which of the following gases is released from paddy fields and cows and enhances the natural greenhouse effect?

• Methane

• Nitrous oxide

• Oxygen

• Carbon dioxide

What effect does the rise in temperature due to extra energy trapped on earth have on glaciers and ice caps?

• They turn into solid rock

• They remain unaffected

• They melt

• They freeze and expand

What is the main consequence of climate change mentioned in the text?

• Decrease in extreme weather events

• Decrease in floods and storms

• Increase in global temperatures

• Decrease in global temperatures

What is the main reason for the enhanced greenhouse effect according to the text?

• Methane from paddy fields

• Burning wood

• Breathing out carbon dioxide

• Trapped carbon from fossil fuels

What is the purpose of the natural greenhouse effect according to the text?

• To decrease global temperatures

• To cause extreme weather events

• To keep the earth warm

• To keep the earth cold

What is the main source of energy for the earth mentioned in the text?

• Wind energy

• Fossil fuels

• Nuclear energy

• Solar energy

What is the effect of adding extra carbon dioxide to the atmosphere according to the text?

• It warms the earth

• It causes earthquakes

• It cools the earth

• It has no effect on the earth