Edzy
Single Answer MCQ
Q-00020092

What role does hemoglobin play during physical activity?

1

Transports glucose

2

Carries oxygen in the blood

3

Removes carbon dioxide

4

Increases heart rate

Reviewed & Verified by Edzy Expert

Sandeep Chaturvedi

Sandeep Chaturvedi

CBSE Social Science & Humanities Reviewer

Social science and humanities educator with 14+ years of experience reviewing CBSE SST, economics, commerce, arts, and vocational content.

M.A. HistoryM.A. Political ScienceB.Ed.

Answer and Solution

Answer

B. Carries oxygen in the blood

Solution:

Hemoglobin carries oxygen in the blood, which is essential for muscular function during physical activity. The other roles mentioned are either incorrect or not the primary function of hemoglobin.

Watch Video Solution

Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1

Why is an increase in the thickness of the heart walls beneficial?

Single Answer MCQ
View explanation
Q2

What long-term effect do physical activities have on the heart's pumping efficiency?

Single Answer MCQ
View explanation
Q3

How does physical activity influence blood pressure over time?

Single Answer MCQ
View explanation
Q4

What is one reason why muscle fatigue occurs during prolonged exercise?

Single Answer MCQ
View explanation