(2025/26) GRADED A+/ GUARANTEED PASS – MCQ TEST BANK
1. Which of the following is the main function of melanin in the skin?
A. Cooling the body
B. Producing vitamin D
C. Absorbing sweat
D. Protecting against UV radiation
Correct Answer: :D
2. Which structure connects muscles to bones?
A. Cartilage
B. Ligament
C. Tendon
D. Fascia
Correct Answer: :C
3. Which type of connective tissue is blood classified as?
A. Epithelial
B. Connective
C. Muscular
D. Nervous
Correct Answer: :B
4. The process of converting RNA into proteins is called:
A. Transcription
B. Replication
C. Mutation
D. Translation
, Correct Answer: :D
5. Which vitamin is synthesized by the skin upon UV exposure?
A. A
B. D
C. E
D. K
Correct Answer: :B
6. What part of the brain regulates heart rate and breathing?
A. Thalamus
B. Cerebellum
C. Medulla oblongata
D. Hippocampus
Correct Answer: :C
7. Which bone is part of the axial skeleton?
A. Femur
B. Radius
C. Sternum
D. Clavicle
Correct Answer: :C
8. The hormone insulin is produced in:
A. Liver
B. Thyroid
C. Pancreas
D. Adrenal gland
, Correct Answer: :C
9. Which type of joint allows for the greatest range of motion?
A. Hinge
B. Saddle
C. Ball-and-socket
D. Pivot
Correct Answer: :C
9. What is the primary function of the alveoli?
A. Produce mucus
B. Warm air
C. Gas exchange
D. Filter dust
Correct Answer: :C
10. In a sarcomere, what structure anchors actin filaments?
A. M-line
B. A-band
C. Z-line
D. H-zone
Correct Answer: :C
11. What is the functional unit of the kidney?
A. Neuron
B. Alveolus
C. Nephron
D. Lobule
Correct Answer: :C