Zoology MCQs
Prepare for NEET, CSS, UPSC, FPSC, PPSC, and NTS exams with Zoology MCQs covering animal physiology, genetics, taxonomy, and ecology. Strengthen biology knowledge and boost exam performance with detailed answers.
Q: Type of muscle under voluntary control
A) Smooth
B) Cardiac
C) Skeletal
D) Involuntary
✅ Correct Answer: C
Explanation: Skeletal muscles are voluntarily controlled.
Q: Blood cell type involved in immunity
A) Erythrocytes
B) Leukocytes
C) Thrombocytes
D) Plasma cells
✅ Correct Answer: B
Explanation: Leukocytes defend against pathogens.
Q: Primary nitrogenous waste in mammals
A) Urea
B) Uric acid
C) Ammonia
D) Creatinine
✅ Correct Answer: A
Explanation: Urea is the main nitrogenous waste excreted.
Q: Adaptation allowing fish to maintain buoyancy
A) Swim bladder
B) Lungs
C) Gills
D) Fins
✅ Correct Answer: A
Explanation: Swim bladders regulate buoyancy in fish.
Q: Animal phylum with radial symmetry
A) Mollusca
B) Arthropoda
C) Cnidaria
D) Annelida
✅ Correct Answer: C
Explanation: Cnidarians display radial symmetry.