Relevant Competitive Tests:
People living in high altitudes (like mountains) usually have a _________?
A. smaller number of Red Blood Cells
B. larger number of Red Blood CellsCorrect Answer
C. smaller number of White Blood Cells
D. larger number of White Blood Cells
Correct Option: B. larger number of Red Blood Cells
This question has been verified by the PakPrep community moderation network for competitive examination accuracy.
Subject Overview
Explore thousands of solved past paper MCQs for Biology Mcqs categorized with explanations.
Browse All Biology Mcqs MCQs →