Subsection 10.3. Air quality and climate for Chemistry, O Level - revisedeck

10.3. Air quality and climate

A subsection of Chemistry, 5070, through 10. Chemistry of the environment

Listing 10 of 125 questions

Different strategies to reduce the effects of environmental issues have been suggested. Which row is correct?

5070_w23_qp_12

MCQ

2023

Paper 1, Variant 2

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Three processes are shown...

5070_w24_qp_11

MCQ

2024

Paper 1, Variant 1

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Which row about the adverse effects of air pollutants is correct?

5070_w24_qp_12

MCQ

2024

Paper 1, Variant 2

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Nitrogen dioxide is a dark brown gas and is more dense than air. A gas jar containing nitrogen dioxide is sealed with a glass plate and is then inverted on top of a gas jar containing air. nitrogen dioxide air glass plate The glass plate is removed. Which one of the following correctly describes the colours inside the gas jars after a long period of time?

5070_s08_qp_1

MCQ

2008

Paper 1, Variant 0

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Which process does not result in the formation of both carbon dioxide and water?

5070_w05_qp_1

MCQ

2005

Paper 1, Variant 0

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Which is not true about the process of photosynthesis?

5070_w14_qp_11

MCQ

2014

Paper 1, Variant 1

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In which change is the nitrogen reduced?

5070_s07_qp_1

MCQ

2007

Paper 1, Variant 0

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What is not essential for photosynthesis?

5070_s14_qp_11

MCQ

2014

Paper 1, Variant 1

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The equation for photosynthesis is shown...

5070_s18_qp_12

MCQ

2018

Paper 1, Variant 2

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Carbon dioxide can be obtained as shown...

5070_w08_qp_1

MCQ

2008

Paper 1, Variant 0

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Questions Discovered

125