MEDIUM
9th CBSE
IMPORTANT
Earn 100

Draw a neat and well-labelled diagram of the nitrogen cycle. 

Important Questions on Natural Resources

MEDIUM
9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 5 - Natural Resources>Home/Class Assignment>Q 1
What are the constituents of air?
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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 5 - Natural Resources>Home/Class Assignment>Q 2
What is the temperature range on the surface of the moon?
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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 5 - Natural Resources>Multiple Choice Questions (MCQs)>Q 17
Oxygen is harmful for
MEDIUM
9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 5 - Natural Resources>Multiple Choice Questions (MCQs)>Q 21
Ozone layer is getting depleted because of:
HARD
9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 5 - Natural Resources>Multiple Choice Questions (MCQs)>Q 23
When we breathe in air, nitrogen also goes inside along with oxygen. What is the fate this nitrogen?
MEDIUM
9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 5 - Natural Resources>Multiple Choice Questions (MCQs)>Q 24
Top-soil contains the following.
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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 5 - Natural Resources>Multiple Choice Questions (MCQs)>Q 42
The nitrogen molecules present in air can be converted into nitrates and nitrites by
MEDIUM
9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 5 - Natural Resources>Multiple Choice Questions (MCQs)>Q 43
Which one of the following process is not a step involved in the water cycle operating in nature?