(IGP) IAS Pre: GS - Science & Technology : Biology - The Integumentary System (MCQ -9)

1. Consider the fall statements?
(i) The Integumentary system protects body from damage.
(ii) It protects deeper tissues.
(iii) In humans it provides vitamin D synthesis.

Which of the above are correct?
a) i, ii
b) ii&iii
c) i, ii&iii
d) i& iii

2. Consider the fall statements?
(i) The skin is the largest organ in the body.
(ii) It is 12-15% of body weight.
(iii) It has a surface area of 1-2 meters.

What of the above are correct?
a) i & ii
b) ii&iii
c) iii only
d) i, ii&iii

3. Consider the fall statements?
(i) Two distinct layers of the skin are dermis & epidermis.
(ii) Cell type of dermis is keratinocyte which contains keratin.
(iii) Basal cells are innermost layer of the epidermis.

Which of the above are true?
a) I & ii
b) Ii& iii
c) Iii only
d) All of the above

4. Consider the fall statements?
(i) A sebaceous gland the associated with the hair follicles.
(ii) The sweat glands open to the surface through skin pores.
(iii) Eccrine glands & Apocrine glands are the types of sweat glands.

Which of the above are false?
a) i & ii
b) ii&iii
c) None of the above
d) ii

5. Consider the fall statements?
(i) Skin functions in homeostasis include protection regulation of body temperature.
(ii) Melanocytes from a second barrier protection from damaging effects of ultraviolet radiation.
(iii) Hypothalamus also causes dilation of blood vessels of the skin.

Which of the above are true?
a) i & ii
b) ii&iii
c) iii
d) All of the above

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