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BIOLOGY MCQ

Structure and Function of Skin · ICSE STD 9 (ICSE - English Medium). 14 questions.

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14 questions · timed · auto-graded

MCQ 11 Mark
When a person feels cold, the blood vessels
  • ✓
    dialate, and the sweat glands are inactive
  • B
    dialate and the sweat glands are active
  • C
    constrict and the sweat glands are inactive
  • D
    constrict and the sweat glands become active
Answer
Correct option: A.
dialate, and the sweat glands are inactive
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MCQ 41 Mark
The vascular region of the skin is called
  • A
    epidermis
  • ✓
    dermis
  • C
    Malpighian layer
  • D
    none
Answer
Correct option: B.
dermis
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MCQ 51 Mark
Horny layer is also called as
  • A
    Malpighian layer
  • ✓
    stratum corneum
  • C
    stratum lucidum
  • D
    none
Answer
Correct option: B.
stratum corneum
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MCQ 71 Mark
Innermost layer of epidermis is called
  • ✓
    stratum malpighi
  • B
    transitional zone
  • C
    stratum corneum
  • D
    none
Answer
Correct option: A.
stratum malpighi
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MCQ 81 Mark
Milk gland is a modified $.......$
  • A
    oil gland
  • ✓
    sweat gland
  • C
    meibomain gland
  • D
    loose connective tissue
Answer
Correct option: B.
sweat gland
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MCQ 91 Mark
Beneath the dermis is a layer of $........$
  • A
    fatty tissue
  • B
    vascular tissue
  • ✓
    loose connective tissue
  • D
    keratin
Answer
Correct option: C.
loose connective tissue
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MCQ 101 Mark
Dermis of the skin is derived from $..........$
  • A
    ectoderm
  • ✓
    mesoderm
  • C
    endoderm
  • D
    intermedin
Answer
Correct option: B.
mesoderm
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MCQ 111 Mark
The cytoplasm of uppermost layer of the epidermis is filled with $..........$
  • ✓
    keratin
  • B
    melanin
  • C
    intermedin
  • D
    insulin
Answer
Correct option: A.
keratin
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MCQ 121 Mark
The outermost dead layer of epidermis is $........$
  • A
    stratum germinativum
  • B
    transitional zone
  • ✓
    stratum corneum
  • D
    median and inner sole and palm
Answer
Correct option: C.
stratum corneum
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MCQ 131 Mark
Human skin has distinctive regions $........ $
  • A
    nephron and malpighian
  • ✓
    epidermis and dermis
  • C
    median and inner sole and palm
  • D
    palms
Answer
Correct option: B.
epidermis and dermis
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MCQ - BIOLOGY STD 9 Questions - Vidyadip