Page 2 - 1-HA-Objective & Subjective

question based onthe following options. You have to select the
one that best describes the two statements.
a) If both Assertion and Reason are correct and Reason is the
correct explanation of Assertion.
b) If both Assertion and Reason are correct, but Reason is not
the correct explanation of Assertion.
c) If Assertion is correct but Reason is incorrect.
d) If Assertion is incorrect but Reason is correct.
e) If Assertion & Reason both are incorrect.
Assertion (A): A candle burns in the air.
Reason(R): Oxygen present in the air helps in burning.
4. Show an activity to prove that soil contains air. U&R 3

5. Air is a mixture of different types of gases. U& 5
a) The gas which is one-fifth of the air. A
b) Name the gas that helps in photosynthesis.
c) Name the gas present in the air used for making fertilizers.
d) Name two inert gases present in the air.
e) Name the gas present in the air that helps in respiration.

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