James McConnell
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A test on Module C1: 'Air Quality' of OCR GCSE Chemistry, Higher Tier

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James McConnell
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C1: Air Quality Test

C1: Air Quality Test

Question 1 of 10

4

What is the composition of the Earth's atmosphere? (Select 4)

Select one or more of the following:

  • 78% Nitrogen

  • 78% Oxygen

  • 12% Oxygen

  • 21% Oxygen

  • 21% Nitrogen

  • 1% Argon

  • Small amounts of oxygen, nitrogen, and argon.

  • Small amounts of water vapour, carbon dioxide, and other gases.

Explanation

Question 2 of 10

1

What was the first source of oxygen on the Earth?

Select one of the following:

  • Photosynthetic Organisms evolved

  • Plants started to grow

  • Carbon Dioxide adapted

Explanation

Question 3 of 10

2

Which of the following Pollutants can cause acid rain?

Select one or more of the following:

  • Carbon Dioxide

  • Nitrogen Oxides

  • Sulphur Dioxides

  • Particulates

  • Carbon Monoxide

Explanation

Question 4 of 10

2

Which two measures are best used for measuring the concentration of pollutants in the air?

Select one or more of the following:

  • Parts per billion (ppb)

  • Parts per million (ppm)

  • Parts per hundred (pph)

  • Parts per thousand (ppt)

Explanation

Question 5 of 10

1

Which of the following is smallest?

Select one of the following:

  • Atom

  • Substance

  • Element

  • Compound

Explanation

Question 6 of 10

1

What happens to the number of atoms during a chemical reaction?

Select one of the following:

  • Stays the same

  • Increases

  • Decreases

Explanation

Question 7 of 10

3

What dangerous molecules are produced from incomplete combustion? (Select 3)

Select one or more of the following:

  • Carbon Particulates

  • Carbon Monoxide

  • Carbon Dioxide

  • Sulphur Dioxide

  • Water

Explanation

Question 8 of 10

1

What condition is needed for Nitrogen and Oxygen to react?

Select one of the following:

  • High Temperature

  • Low Temperature

  • They never react

  • Underwater

Explanation

Question 9 of 10

1

Which of the following is NOT a solution to reducing Power Station emissions?

Select one of the following:

  • Removing sulphur from fossil fuels before burning them

  • Using alternative renewable sources of energy

  • Removing sulphur from chimneys with the 'wet scrubbing' process

  • Removing sulphur as it is produced with a vacuum method

Explanation

Question 10 of 10

1

Which of the following is NOT a way emissions from Road Transport is currently being reduced?

Select one of the following:

  • Using public transport

  • Installing catalytic converters in vehicles

  • Exhaust emissions legally limited, enforced by MOT tests

  • All fuels must be sulphur-free

Explanation

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