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CBSE Notes 2011-2012 » IX-Science-Term2

Natural Resources

Major source of mineral in soil is the

Multiple choice question

Major source of mineral in soil is the

The process of nitrogen-fixation by bacteria does not take place in the presence of

Multiple choice question

The process of nitrogen-fixation by bacteria does
not take place in the presence of

Rainfall patterns depend on

Multiple choice question

Rainfall patterns depend on

Among the given options, which one is not correct for the use of large amount of fertilisers and pes...

Multiple choice question

Among the given options, which one is not correct for
the use of large amount of fertilisers and pesticides ?

The nitrogen molecules present in air can be converted into nitrates and nitrites by

Multiple choice question

The nitrogen molecules present in air can be
converted into nitrates and nitrites by

One of the following processes is not a step involved in the watercycle operating in nature

Multiple choice question

One of the following processes is not a step involved
in the watercycle operating in nature

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