Why does breathing rate increase during exercise?

Type: MCQ • Marks: 1

A. Food digestion stops permanently

B. Blood becomes solid

C. Cells need more oxygen and release more carbon dioxide

D. Lungs stop working

Explanation

Increased activity raises energy demand and respiration rate.

Want to attempt the full test series with a timer and instant score? Purchase the package to unlock the complete test. Purchase Now

Class 7th Curiosity

This page is indexed for search so students can find questions directly from Google.

Welcome to TutorWale!