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MCQ – CBSE Class 9 Science

MCQ - CBSE Class 9 Science 

What makes the biosphere a stable system?

10/04/2023 Ajit kumar 74 Views 0 Comments
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MCQ - CBSE Class 9 Science 

Explain the formation of soil. What is top soil ? Why is it important ?

10/04/2023 Ajit kumar 55 Views 0 Comments
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MCQ - CBSE Class 9 Science 

Write the composition of soil. On what basis is the type of soil decided ?

10/04/2023 Ajit kumar 84 Views 0 Comments
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MCQ - CBSE Class 9 Science 

Which symbiotic life forms can grow on stones and help in the formation of soil? Write the mode of their action for making soil from rocks.

10/04/2023 Ajit kumar 63 Views 0 Comments
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MCQ - CBSE Class 9 Science 

Name any four carbon containing molecules which are essential to life forms.

10/04/2023 Ajit kumar 56 Views 0 Comments
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MCQ - CBSE Class 9 Science 

Mention the three processes in which oxygen is used up from the atmosphere and the only process in which it is returned to the atmosphere.

10/04/2023 Ajit kumar 54 Views 0 Comments
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MCQ - CBSE Class 9 Science 

State any two harmful effects each of :

10/04/2023 Ajit kumar 104 Views 0 Comments
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MCQ - CBSE Class 9 Science 

What are the different states in which water is found in the water cycle ?

10/04/2023 Ajit kumar 101 Views 0 Comments
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MCQ - CBSE Class 9 Science 

What is nitrogen fixation? Why do plants need to fix nitrogen ?

10/04/2023 Ajit kumar 85 Views 0 Comments
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MCQ - CBSE Class 9 Science 

Differentiate between biodegradable and nonbiodegradable pollutants.

10/04/2023 Ajit kumar 64 Views 0 Comments
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    01/20/2024 Ajit kumar 0 Comments
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    01/20/2024 Ajit kumar 0 Comments
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