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9th CBSE
IMPORTANT
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Important Questions on Natural Resources

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9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 5 - Natural Resources>EXERCISE - 5A>Q 2
Which one is not a fossil fuel?
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9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 5 - Natural Resources>EXERCISE - 5A>Q 3
Which organisms are considered good indicators of air pollution?
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9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 5 - Natural Resources>EXERCISE - 5A>Q 4
Which gas is released in the atmosphere by burning of fossil fuels?
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9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 5 - Natural Resources>EXERCISE - 5A>Q 5
In winter the major air pollutant which reduces visibility and is a traffic hazard is
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9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 5 - Natural Resources>EXERCISE - 5A>Q 6
Major source of air pollution is
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9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 5 - Natural Resources>EXERCISE - 5A>Q 7
The major component of the atmosphere in Venus and Mars planets is
MEDIUM
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 5 - Natural Resources>EXERCISE - 5A>Q 8
The atmosphere of the earth is heated by radiations which are mainly
MEDIUM
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 5 - Natural Resources>EXERCISE - 5A>Q 9
If there were no atmosphere around the earth, the temperature of the earth will