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C1: Air Quality Test
A test on Module C1: 'Air Quality' of OCR GCSE Chemistry, Higher Tier
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c1: air quality
c1: air quality
, updated more than 1 year ago
almost 10 years ago
What is the composition of the Earth's atmosphere? (Select 4)
Small amounts of oxygen, nitrogen, and argon.
Small amounts of water vapour, carbon dioxide, and other gases.
What was the first source of oxygen on the Earth?
Photosynthetic Organisms evolved
Plants started to grow
Carbon Dioxide adapted
Which of the following Pollutants can cause acid rain?
Which two measures are best used for measuring the concentration of pollutants in the air?
Parts per billion (ppb)
Parts per million (ppm)
Parts per hundred (pph)
Parts per thousand (ppt)
Which of the following is smallest?
What happens to the number of atoms during a chemical reaction?
Stays the same
What dangerous molecules are produced from incomplete combustion? (Select 3)
What condition is needed for Nitrogen and Oxygen to react?
They never react
Which of the following is NOT a solution to reducing Power Station emissions?
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
Which of the following is NOT a way emissions from Road Transport is currently being reduced?
Using public transport
Installing catalytic converters in vehicles
Exhaust emissions legally limited, enforced by MOT tests
All fuels must be sulphur-free
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