MEDIUM
9th CBSE
IMPORTANT
Earn 100

Draw a labelled diagram to show nitrogen cycle in nature.

Important Questions on Natural Resources

EASY
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 14 - Natural Resources>ASSESS YOURSELF>Q 1
The most important function of Rhizobium is 
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 14 - Natural Resources>ASSESS YOURSELF>Q 2
What is the origin of the energy that drives the water cycle?
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 14 - Natural Resources>ASSESS YOURSELF>Q 4
Which human activity has added the most carbon to the atmosphere?
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 14 - Natural Resources>ASSESS YOURSELF>Q 5
Which one of the following is not a fossil fuel?
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 14 - Natural Resources>ASSESS YOURSELF>Q 6
Excess of greenhouse gases cause
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 14 - Natural Resources>ASSESS YOURSELF>Q 7
Greenhouse gases are 
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 14 - Natural Resources>ASSESS YOURSELF>Q 8
Scientist believe that greenhouse effect is the result of 
MEDIUM
9th CBSE
IMPORTANT
Together with Science Class 9>Chapter 14 - Natural Resources>ASSESS YOURSELF>Q 9
A natural phenomenon that becomes harmful due to pollution is