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WorksheetsAir and Atmosphere
Total questions: 20
Worksheet time: 12mins
The diagram shows some steel wool inside a test tube. The test tube is inverted in a trough of water, trapping air inside. What is the water level in the test tube after many days?
A
B
C
D
Which of the following gases is produced in significant amounts when a volcano erupts?
carbon monoxide
methane
nitrogen oxide
sulfur dioxide
Which of the following is true about carbon monoxide?
It causes acid rain.
It is formed during incomplete combustion of fossil fuel.
It is produced during respiration.
It prevents the haemoglobin from carrying oxygen to cells.
Which of the following processes contribute to increased amounts of greenhouse gases in the atmosphere?
1 - cattle farming, 2 - combustion of fuels, 3 - decomposition, 4 - photosynthesis
1, 2 and 3 only
2 and 3 only
2 and 4 only
All of the above
An experiment was conducted using the following apparatus. Syringe A contained 100 cm3 of air and syringe B started empty. The air was then pushed to and fro the copper powder in the glass tube using the syringes. What would be the final volume of air in the set-up after no further reaction takes place?
20 cm3
50 cm3
80 cm3
100 cm3
Which processes releases carbon dioxide into the atmosphere?
Respiration
Photosynthesis
Decomposition
Combustion
A sample of air was passed through the following set-up. The anhydrous copper(II) sulfate turned blue, a white precipitate was observed in the limewater, and the acidified potassium manganate(VII) turned colourless. Which set of gases was present in the sample of air?
carbon dioxide, oxygen and nitrogen
carbon dioxide, sulfur dioxide and water vapour
carbon monoxide, nitrogen and sulfur dioxide
carbon monoxide, nitrogen dioxide and sulfur dioxide
Which of these processes produce pollutants that cause acid rain?
combustion of fuels in car engines
lightning activity
volcanic eruption
Which two gases do not react with limestone?
nitrogen and carbon monoxide
nitrogen dioxide and carbon dioxide
nitrogen dioxide and carbon monoxide
sulfur dioxide and carbon dioxide
Carbon monoxide, oxides of nitrogen and sulfur dioxide are common air pollutants. Which of the following correctly shows the pollutant, its source and effect on the environment?
A
B
C
D
From the following list (in the photo), choose a gas that fits each of the descriptions below. Each substance may be used once, more than once, or not at all.
Formed by lightning activity____________________
oxygen
sulfur dioxide
carbon monoxide
nitrogen oxide
nitrogen
From the following list, choose a gas that fits each of the descriptions below. Each substance may be used once, more than once, or not at all.
most abundant gas in clean air____________________
oxygen
sulfur dioxide
carbon monoxide
nitrogen oxide
nitrogen
From the following list, choose a gas that fits each of the descriptions below. Each substance may be used once, more than once, or not at all.
Produced when carbon compounds burn in a limited supply of air____________________
oxygen
sulfur dioxide
carbon monoxide
nitrogen oxide
nitrogen
From the following list, choose a gas that fits each of the descriptions below. Each substance may be used once, more than once, or not at all.
Required for photosynthesis____________________
oxygen
sulfur dioxide
carbon monoxide
carbon dioxide
nitrogen
Many historic buildings, such as the Taj Mahal, are made of limestone. Limestone is essentially calcium carbonate, CaCO3. These buildings can corrode due to acid rain. State the gas(es) responsible for the formation of acid rain.
sulfur dioxide
carbon monoxide
carbon dioxide
nitrogen dioxide
Natural rain (unpolluted rain water) is also slightly acidic due to carbon dioxide dissolving in rainwater.
True
False
Which of the following statement(s) is/are true?
Sulfur dioxide irritates the eye and lungs and cause breathing difficulties.
Carbon monoxide dissolves in rainwater to form acid rain.
Oxides of nitrogen are released during volcanic eruptions.
Carbon monoxide is a colourless, odourless gas.
Oxides of nitrogen are produced by internal combustion of fossil fuels in ___ _______.
(a)
What are examples of greenhouse gases? (gases that can trap heat) Choose 2
carbon dioxide
methane
oxides of nitrogen
sulfur dioxide
What is global warming?
It is a natural process which is beneficial to maintain a proper temperature to support life on earth?
It is an increased in Earth's average surface temperature due to the excessive effect of greenhouse gases.
