Natural Resources

Science for Ninth Class (Part-3)

Science for Ninth Class (Part-3)

Dr. P. S. Verma, My Study Gear, S. Chand

1.
Define the environment.
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Everything that surrounds us is collectively termed as envir...
2.
What is biosphere ? Describe its physical divisions?
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Biosphere means regions of Earth's crust and atmosphere occu...
3.
What are the major basic requirements of life?
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The biotic and abiotic components of biosphere are the major...
4.
What are natural resources? Give their types.
5.
What is atmosphere? Give its major divisions.
6.
What causes winds?

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