Selected MCQ

Current Question
Which organ pumps blood?
  • A. Lung
  • B. Brain
  • C. Heart
  • D. Liver
Correct Answer: C
Explanation:
Heart circulates blood.
Related Question 1
Which organ filters blood?
  • A. Heart
  • B. Kidney
  • C. Liver
  • D. Lung
Correct Answer: B
Explanation:
Kidneys remove waste from blood.
Related Question 2
Which vitamin aids blood clotting?
  • A. A
  • B. B
  • C. K
  • D. D
Correct Answer: C
Explanation:
Vitamin K helps clotting.
Related Question 3
Which organism eats dead matter?
  • A. Producer
  • B. Herbivore
  • C. Carnivore
  • D. Decomposer
Correct Answer: D
Explanation:
Decomposers recycle nutrients.
Related Question 4
Which organ produces urine?
  • A. Kidney
  • B. Bladder
  • C. Liver
  • D. Lung
Correct Answer: A
Explanation:
Kidneys produce urine.
Related Question 5
Which blood protein transports iron?
  • A. Hemoglobin
  • B. Albumin
  • C. Transferrin
  • D. Fibrin
Correct Answer: C
Explanation:
Transferrin carries iron.