Human System Solved MCQs
1. Which of the following pairs is/are correctly matched? Gland Hormones
1. Pituitary Follicle stimulating hormone
2. Thyroid Somatotropic hormone
3. Parathyroid Thyroxin
(a) 1 only
(b) 1 and 2
(c) 3 only
(d) 1, 2 and 3
2.Wisdom teeth normally grow during the age of:
(a) 12-15 years
(b) 17-30 years
(c) 34-40 years
(d) 40-45 years
3. Short sightedness is due to:
(a) Shifting of the
(b) Weaker muscles iris
(c) Elongation of Eyeball
(d) Weakening of the eye balls retina
4. Alzheimer’s disease in human beings is characterized by the degeneration of:
(a) Kidney cells
(b) Nerve cells
(c) Brain cells
(d) Liver cells
5. Which is a small conical gland like structure of unknown function found in the brain of vertebrates?
(a) Cerebellum
(b) Medulla
(c) Pineal body
(d) Pleura body
6. The yellow color of urine is due to the presence of:
(a) Bile
(b) Lymph
(c) Cholesterol
(d) Urochrome
7. Consider the following statements about antigens:
1. They induce the formation of antibodies.
2. They provide immunity
3. They are formed only within the body
of these statements, the correct ones are:
(a) 1 and 2
(b) 2 and 3
(c) 1 and 3
(d) 1, 2 and 3
8. Which of the following is essential for blood clotting?
(a) RBC
(b) WBC
(c) Blood platelets
(d) Lymph
9. The tooth with three roots is:
(a) Molar
(b) Pre-molar
(c) Incisor
(d) Canine
10. In mammals, the part of the brain that has reached highest level of development and that has enabled humans to grow their own crop Invent machines, develop language and art is:
(a) Cerebrum
(b) Cerebellum
(c) Medulla oblongata
(d) None of these
11. Which of the following is not a gland?
(a) Stomach
(b) Liver
(c) Kidney
(d) Pancreas
12. A person will have brown eyes, blue eyes or black eyes depending upon the particular pigment present in the:
(a) Pupil
(b) Cornea
(c) Iris
(d) Choroid
13. A gas first enters into the blood and then leaves it by the process of:
(a) Diffusion
(b) Osmosis
(c) Transpiration
(d) Condensation
14. A color blind person has difficulty is distinguishing between which colors?
(a)Black and Blue
(b) Green and Violet
(c) White and Yellow
(d) Green and Red
15. Match the following:
A. Shoulder & hip
1.Ball and socket joints
B. Ankle, knee & elbow joints
2. Hinge joints
C. Toe bones
3. Ellipsold joints
D. Bones in palm
4. Gliding joints
A B C D
A B C D
(a) 1 2 3 4
(b) 1 3 4 2
(c) 2 4 3 1
(d) 2 1 4 3
16. Reflex action in the body is controlled by:
(a) Sensory nerves
(b) Central nervous system
(c) Motor nerves
(d) sympathetic nervous system
17. Which is the maximum limit of sound intensity In decibel units beyond which a person cannot hear?
(a) 50
(b) 70
(c) 85
(d) 95
18. Which of the following glands is situated beneath the brain and whose over-secretion produces giant-size children?
(a) Pituitary
(b) Thyroid
(c) Adrenal
(d) Pancreas
19. There are approximately muscles In human body.
(a) 200
(b) 350
(c) 500
(d) 700
20. The organ which destroys worn out RBCs in the body of a vertebrate is:
(a) Pancreas
(b) Liver
(c) Bone marrow
(d) Spleen
21. A person born with Inner ear missing:
(a) Would never be able to hear sound
(b) Could only hear a loud explosion
(c) Would be able to hear only with an electronic hearing aid
(d) None of these
22. Which of the following is a membrane that protects the developing embryo from desiccation?
(a) Amnion
(b) Alantois
(c) Chorion
(d) Yolk sac
23. Reflex action is the function of:
(a) Cerebellum
(b) Spinal cord
(c) Medulla
(d) Autonomous nervous system
24. Which of the following combinations of chromosomes is present in males?
(a) XX
(b) XXX
(c) XY
(d) XYX
25. The saliva helps in the digestion of:
(a) Proteins
(b) Fats
(c) Fibers
(d) Starch