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One of the Following is an Exothermic Reaction. this Is: (A) Electrolysis of Water (B) Conversion of Limestone into Quicklime (C) Process of Respiration (D) Process of Photosynthesis - Science

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Question

One of the following is an exothermic reaction. This is:
(a) electrolysis of water
(b) conversion of limestone into quicklime
(c) process of respiration
(d) process of photosynthesis

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Solution

(c) process of respiration
In the process of respiration, heat energy that maintains our body temperature is released. Therefore, this process is an exothermic reaction.

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Chapter 1: Chemical Reactions and Equations - Exercise 1 [Page 22]

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Lakhmir Singh Chemistry (Science) [English] Class 10
Chapter 1 Chemical Reactions and Equations
Exercise 1 | Q 44 | Page 22

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