Question

Assertion: The build up of lactic acid in our muscles during sudden activity causes cramps.
Reason: The anaerobic respiration in animal muscle tissue produces lactic acid as the end produce.​

Answer 1

Answer:

both a and r are true and r is the correct explanation of a.

Explanation:

when we exercise, our body need more oxygen to give us more energy, so due to lack of oxygen we undergo anaerobic respiration. which gives lactic acid as the end product and cause cramps.

Answer 2

Answer:

both the assertion and the reason and the correct but the reason is the correct explanation of the assertion

Explanation:

when we do exercise we breath heavily due to lack of oxygen. At that time we do anaerobic respiration in muscle tissue produces latic acid as the end produce