Human Body MCQ Questions and Answers
1. The weight of the human body is mainly made up of?
(a) Bones
(b) Skin
(c) Body parts
(d) Water
2. How much percent of water is present in the human body?
(a) 25%
(b) 56%
(c) 67%
(d) 45%
3. The element which is found in excess amounts in our body is?
(a) Sodium
(b) Oxygen
(c) Iodine
(d) Phosphorus
4. How many bones are found in the adult human body?
(a) 208
(b) 308
(c) 108
(d) 206
5. Name the smallest bone in the human body
(a) Incus
(b) Malleus
(c) Vomer
(d) Stapes
6. In which part of the human body does the smallest bone is found?
(a) Nose
(b) Foot
(c) Ear
(d) Forehead
7. Name the salts which are found in maximum quantity in our human body.
(a) Calcium Phosphate
(b) Calcium Carbonate
(c) Sodium Chloride
(d) Magnesium Chloride
8. In the human body, bone present in the leg is?
(a) Rivet
(b) Solid
(c) Porous
(d) Hollow
9. How many pairs of ribs are present in the human body?
(a) 11
(b) 12
(c) 13
(d) 14
10. The number of bones present in the skull of a human is?
(a) 26
(b) 27
(c) 28
(d) 30
11. The bones are held together by elastic tissues also known as?
(a) Fibrous tissues
(b) Ligaments
(c) Tendons
(d) Fibrin
12. Which of the following given options are responsible for the formation of bones and teeth?
(a) Sodium
(b) Potassium
(c) Calcium and Phosphorus
(d) Iron and Calcium
13. The strongest part of the human body?
(a) Bone
(b) Enamel
(c) Cementum
(d) Dentin
14. Which of the given options represents the strongest muscle in the human body?
(a) Neck
(b) Thighs
(c) Hands
(d) Jaws
15. What is the name of the breastbone?
(a) Sternum
(b) Clavicle
(c) Patella
(d) Scapula
16. The Shoulder blade bone is known as the?
(a) Patella
(b) Scapula
(c) Clavicle
(d) Sternum
17. The governing center of reflex action is found in?
(a) Nerve cells
(b) Cerebellum
(c) Cerebrum
(d) Spinal cord
18. The memory power of the human brain is found in?
(a) Cerebrum
(b) Brain cavity
(c) Cerebellum
(d) None of these
19. The sperm fertilizes the ovum in which part of the human body?
(a) Lower part of the uterus
(b) Fallopian tube
(c) Upper part of the uterus
(d) None of these
20. Which of the following organs is known as the “graveyard” of RBCs?
(a) Spleen
(b) Kidney
(c) Liver
(d) Gall bladder
21. Which of the following organs contains the Bundle of His ?
(a) Pancreas
(b) Brain
(c) Kidney
(d) Heart
22. The basic functional unit of a human kidney is known as
(a) Nephron
(b) Pyramid
(c) Henle’s loop nephron
(d) Nephridia
23. The lungs are protected by ?
A. Sternum
B. Rib cage
C. Backbone
D. All of the above
24. The major source of quick energy for body is?
A. Protein
B. Fats
C. Vitamins
D. Carbohydrates
25. How many Muscles are there in the human body?
A. 550
B. 639
C. 459
D. 649
26. What is the body temperature of a normal man?
A. 81.1°C
B. 36.9°C
C. 98.6°C
D. 21.7°C
27. Which gland in the human body is called the master gland?
A. Pancreas
B. Thyroid
C. Pituitary
D. Spleen
28. Malaria is a disease which effects the ?
A. Heart
B. Lungs
C. Spleen
D. Kidneys
29. Medulla oblongata is a part of human ?
A. Heart
B. Brain
C. Liver
D. Sex organ
30. Dialysis is used for the treatment of ?
A. Kidney failure
B. Heart weakness
C. Brain diseases
D. None of these
31. Food is normally digested in the ?
A. Liver
B. Stomach
C. Small intestines
D. Large intestines
32. Ricketts is a disease of the ?
A. Bones
B. Tissue
C. Muscles
D. Blood
33. ECG is used for the diagnosis of aliments of ?
A. Brain
B. Heart
C. Kidneys
D. Lungs
34. Short-sightedness can be corrected by using ?
A. Convex lens
B. Concave lens
C. Convex-concave lens
D. Concave-convex lens
35. Myopia is a disease connected with?
A. Ears
B. Eyes
C. Lungs
D. Brain