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Physiology (General Science) Solved Questions & Notes (2026) - Apex Rankers

General Competitive Exams > General Science > Physiology

3 Total Questions
~5 mins Read Time
1 Subject Areas
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Q. 1 General Knowledge
Difficulty: Medium (1 Mark)
Respiratory quotient is the ratio of:
A
CO2​/H2​O
B
O2​/H2​O
C
CO2​/O2​
✓ Correct
D
O2​/CO2​
💡 Step-by-Step Explanation & Concept Rationale
The Respiratory Quotient (RQ) is the ratio of the volume of carbon dioxide produced to the volume of oxygen consumed.
Q. 2 General Knowledge
Difficulty: Easy (1 Mark)
Pancreas secretes hormones, which helps in:
A
Growth of body
B
Blood clotting
C
Keeping sugar balance in body
✓ Correct
D
Production of anti-bodies
💡 Step-by-Step Explanation & Concept Rationale
The pancreas secretes insulin and glucagon, which regulate glucose levels in the bloodstream.
Q. 3 General Knowledge
Difficulty: Easy (1 Mark)
The hormone that increases the rate of heart beat... after shock in a person is:
A
Pancreatin
B
Adrenalin
✓ Correct
C
Thyroxin
D
Gastrin
💡 Step-by-Step Explanation & Concept Rationale
Adrenaline (epinephrine) is the "fight or flight" hormone that increases heart rate and blood pressure during stress.
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