Selected MCQ

Current Question
Which cell type lacks nucleus?
  • A. Neuron
  • B. RBC
  • C. WBC
  • D. Muscle cell
Correct Answer: B
Explanation:
Mature RBCs lack nucleus.
Related Question 1
Which force holds nucleus together?
  • A. Gravitational
  • B. Strong nuclear
  • C. Weak
  • D. Electric
Correct Answer: B
Explanation:
Strong force binds nucleons.
Related Question 2
Which blood cells carry oxygen?
  • A. WBC
  • B. RBC
  • C. Platelets
  • D. Plasma
Correct Answer: B
Explanation:
Red blood cells transport oxygen.
Related Question 3
Which phase of cell cycle duplicates DNA?
  • A. G1
  • B. S
  • C. G2
  • D. M
Correct Answer: B
Explanation:
DNA synthesis occurs in S phase.
Related Question 4
Which blood type is universal donor?
  • A. A
  • B. B
  • C. AB
  • D. O
Correct Answer: D
Explanation:
O lacks A/B antigens.
Related Question 5
Which reaction type forms larger molecule from smaller ones?
  • A. Decomposition
  • B. Addition
  • C. Substitution
  • D. Elimination
Correct Answer: B
Explanation:
Addition combines molecules.