• 1. 
    Entities exhibiting properties of both non-living and living are:

  • diatoms
  • lichens
  • bacteria
  • viruses
  • 2. 
    This has a smaller intestine

  • carnivore
  • herbivore
  • both and
  • none of the above
  • 3. 
    Which of these substances is transported by the blood plasma?

  • Carbon dioxide
  • Nitrogenous waste
  • Food
  • All of the above
  • 4. 
    Here, the maximum exchange of material between blood and surrounding cells takes place

  • Veins
  • Heart
  • Capillaries
  • Arteries
  • 5. 
    In photosynthesis, the chlorophyll is used for

  • No function
  • reduction of carbon dioxide
  • breaking down the water molecule
  • absorbing light
  • 6. 
    The enzymes found in intestinal juice finally convert

  • fats into fatty acids and glycerol
  • proteins to amino acids
  • complex carbohydrates into glucose
  • all of these
  • 7. 
    The respiratory pigment in human beings is

  • insulin
  • enzymes
  • haemoglobin
  • none of these
  • 8. 
    This structure guards the opening of the hepatopancreatic duct into the duodenum

  • Pyloric sphincter
  • Sphincter of Oddi
  • Semilunar valve
  • Ileocaecal valve
  • 9. 
    Pick the correct one

  • Serum = Blood + Fibrinogen
  • Lymph = Plasma + RBC + WBC
  • Plasma = Blood – Lymphocytes
  • Blood = Plasma + RBC + WBC
  • 10. 
    Reduction of blood pH will

  • reduces the rate of heartbeat
  • reduces the blood supply to the brain
  • releases bicarbonate ions by the liver
  • decrease the affinity of haemoglobin with oxygen
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