EASY
8th CBSE
IMPORTANT
Earn 100

What is global warming? What are the likely harmful effects of global warming?

Important Questions on Pollution of Air and Water

EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 18 - Pollution of Air and Water>Multiple Choice Questions (MCQs)>Q 31
Which of the following is not a greenhouse gas?
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 18 - Pollution of Air and Water>Multiple Choice Questions (MCQs)>Q 32
Which of the following air pollutants reduces the oxygen-carrying capacity of blood to a large extent?
MEDIUM
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 18 - Pollution of Air and Water>Multiple Choice Questions (MCQs)>Q 33
The constituent of polluted air which contributes in producing acid rain is:
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 18 - Pollution of Air and Water>Multiple Choice Questions (MCQs)>Q 34
The Kyoto Protocol is associated with one of the following?
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 18 - Pollution of Air and Water>Multiple Choice Questions (MCQs)>Q 35
Which of the following will be reduced in the air in a city forest when a lot of dust and fly ash is emitted by a coal-based factory in the vicinity?
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 18 - Pollution of Air and Water>Multiple Choice Questions (MCQs)>Q 36
Which of the following disease cannot be caused by drinking river water contaminated with untreated sewage?
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 18 - Pollution of Air and Water>Multiple Choice Questions (MCQs)>Q 37
Which of the following statement about ozone is correct?
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 18 - Pollution of Air and Water>Multiple Choice Questions (MCQs)>Q 38
Drinking water can be made absolutely safe by adding some: