Home Biology Breathing and Exchange of Gases Previous Year Questions A large proportion of oxygen is left unused …
Biology Breathing and Exchange of Gases Previous Year Questions Single Correct MCQ
Published on: August 13, 2026

A large proportion of oxygen is left unused in the human blood even after its uptake by the body tissues. This O 2

A
Raises the pCO 2 of blood to 75 mm of Hg.
B
Is enough to keep oxyhaemoglobin.
C
Helps in releasing more O 2 to the epithelial tissues.
D
Acts as a reserve during muscular exercise.

Share this question

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
NOT AVAILABLE

──────────────────────────────────────────────────────────────────────────────────────────

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.