Biology MCQs
Biology MCQs cover cell biology, botany, zoology, genetics, microbiology, and physiology. Ideal for MDCAT, CSS, PMS, FPSC, and PPSC exams, they boost conceptual clarity and analytical skills for academic and competitive success.
Q: What is the shape of red blood cells?
A) Cylindrical
B) Biconcave
C) Square
D) Round
✅ Correct Answer: B
Explanation: Biconcave shape increases surface area for oxygen transport.
Q: Which organ produces bile?
A) Gallbladder
B) Kidney
C) Pancreas
D) Liver
✅ Correct Answer: D
Explanation: The liver produces bile to aid in fat digestion.
Q: Which blood type is the universal recipient?
A) O
B) AB
C) A
D) B
✅ Correct Answer: B
Explanation: AB can receive blood from any type.
Q: Which part of the neuron receives signals?
A) Dendrite
B) Soma
C) Synapse
D) Axon
✅ Correct Answer: A
Explanation: Dendrites receive incoming nerve signals.
Q: Which vitamin is important for vision?
A) Vitamin A
B) Vitamin B
C) Vitamin C
D) Vitamin D
✅ Correct Answer: A
Explanation: Vitamin A maintains healthy eyesight.