Question

Give  scientific  reason.
Breathing  rate  increases during  vigorous
exercising.

MSCERT Class 10 General Science Ch10 Life's Internal Secrets

Answer 1

Breathing rate increases during vigorous
exercising as our body needs more energy during doing extreme exercise and for more energy our body needs to carry out fast respiration for fast energy gaining and for that fast respiration our cells need more oxygen.That is the reason behind increase in breathing rate while vigorous exercise.

Answer 2

Explanation:

Breathing rate increase during vigorous exercise as our body needs more energy during doing exercise and for more energy for fast enery gaining and for that for respiration our cells need more oxygen. That is the reason behind increase in breating rate while vigorous exercise.

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