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BIOLOGY MCQ

Digestive System · ICSE STD 9 (ICSE - English Medium). 4 questions.

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4 questions · timed · auto-graded

MCQ 11 Mark
Which one of the following pairs of types of teeth perform one common function as stated against it?
  • A
    Incisors, canines - Holding
  • B
    Canines, premolars - Biting
  • ✓
    Premolars, molars - Grinding
  • D
    Molars, incisors - Tearing
Answer
Correct option: C.
Premolars, molars - Grinding
Premolars, molars - Grinding
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MCQ 21 Mark
The water from the digested food is mainly absorbed by
  • A
    stomach
  • B
    duodenum
  • ✓
    colon
  • D
    rectum
Answer
Correct option: C.
colon
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MCQ 31 Mark
Gastric juice contains
  • ✓
    $HCl $ and pepsin
  • B
    pepsin and trypsin
  • C
    trypsin and $HCl$
  • D
    amylopsin and pepsin
Answer
Correct option: A.
$HCl $ and pepsin
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MCQ 41 Mark
Pylorus is an opening from
  • A
    oseophagus into stomach
  • B
    mouth cavity into stomach
  • ✓
    stomach into intestine
  • D
    intestine into rectum
Answer
Correct option: C.
stomach into intestine
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MCQ - BIOLOGY STD 9 Questions - Vidyadip