Class XI

 Small intestine and colon are joined through
  1. Caecum
  2. Duodenum
  3. Spleen
  4. Bile duct
"Dub" sound is produced when
  1. Atria are fully contracted
  2. When atria start to relax
  3. After semilunar valves are closed
  4. After bicuspid and tricuspid valves suddenly close
Chyle is
  1. Partly digested liquefied food
  2. Fats mixed with lymphs to form a milky fluid
  3. Small, slippery masses of food
  4. Undigested food that enters stomach
 Acidic waste products can be made less harmful if treated with
  1. Water
  2. Alkalis
  3. Recycling through aerosols
  4. All of these
Glucose (C6H12O6) converted to glycogen (C24H42O21) may be stored in
  1. Muscles
  2. Lliver
  3. Pancreas
  4. Both A and B
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