Quiz  /  Digestion and Absorption Class 9 MCQ Questions With Answers

  • 1. 
    Find the Correct statement

  • Glottis is opening of the oesophagus
  • Epiglottis prevents entry of food into glottis
  • Glottis prevents entry of food into trachea
  • All statements are correct

  • 2. 
    Find the correct match between the salivary gland and location

  • Parotid - lower jaw
  • Sub-maxillary - below tongue
  • Sub-linguals- cheek
  • None are correct

  • 3. 
    Which of the following acts as an anti-mocrobial agent in the human saliva?

  • Electrolytes
  • Salivary Amylase
  • Lysozyme
  • None of the above

  • 4. 
    The wall of the alimentary canal possesses four layer. From inner to outer most layers the sequence is

  • Serosa, Muscularis, Sub-Mucosa, Mucosa
  • Serosa, Sub-mucosa, Muscularis
  • Mucosa, Muscularis, Sub-mucosa, Serosa
  • Mucosa, Sub-mucosa, Muscularis, Serosa

  • 5. 
    Dental formula of an adult human is _____ for each half o upper and lower jaw

  • I(2) C(1) PM(2) M(3) / I(2) C(1) PM(2) M(3)
  • I(1) C(2) PM(2) M(3) / I(2) C(1) PM(2) M(3)
  • I(2) C(1) PM(3) M(2) / I(2) C(1) PM(3) M(2)
  • I(2) C(2) PM(1) M(3) / I(2) C(2) PM(1) M(3)

  • 6. 
    Which statement about small intestine is true?

  • Ileum, Duodenum and Jejunum is the correct series starting from the stomach
  • Jejunum opens into Large intestine
  • Ileum is highly coiled tube
  • Pyloric sphincter guards opening of small intestine into large intestine

  • 7. 
    Mucosa of stomach has gastric glands. Which of the following is not correct?

  • Mucus cells secrete mucus
  • Chief cells secrete Pepsinogen
  • Oxyntic cells secrete HCl
  • Pepsin is a pro-enzyme of Pepsinogen

  • 8. 
    Read the statements about Bile carefully and identify the incorrect statement

  • It is secreted in the gall bladder
  • Bilirubin and Biliverdin are Bile pigments
  • Bile contain no enzyme
  • Bile helps in emulsification of fats

  • 9. 
    Human teeth is

  • Thecodont
  • Diphyodont
  • Heterodont
  • All (Thecodont, heterodont and diphyodont)

  • 10. 
    Which statement about the stomach is not correct?

  • It is located in the upper left abdominal cavity
  • It has three major parts- fundus, cardiac, pyloric
  • Fundus part opens into the first part of small intestine
  • gastro-oesophageal sphincter regulates opening of oesophagus into stomach

  • 11. 
    Identify the incorrect statement

  • vermiform appendix is a vestigeal organ
  • Vermiform appendix arises from colon
  • Caecum opens into Colon
  • Caecum hosts symbiotic micro-organisms
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