1. Tardigrade
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  3. Chemistry
  4. Assertion: A catalyst increases the rate of a reaction. Reason: In presence of a catalyst, the activation energy of the reaction decreases.

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Q. Assertion: A catalyst increases the rate of a reaction.
Reason: In presence of a catalyst, the activation energy of the reaction decreases.

AIIMSAIIMS 2011

Solution:

A catalyst may increase on decrease the rate of reaction. In the presence of a catalyst, the activation energy of the reaction increases.