BHU UET 2015 B.A. Social Question Paper with Answer Key PDFs

BHU UET Questions

• 1.

  Blood brain barrier is formed by

  • Astrocytes
  • Microglial cells
  • Oligodendrocytes
  • Ependymal cells
  View Solution

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• 2.

  Which one is manufactured in liver

  • Vitamin K
  • Vitamin D
  • Vitamin C
  • Vitamin A
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• 3.

  Fresh water bony fishes maintain water balance by

  • Excreting hypotonic urine
  • Ecreting wastes as uric acid
  • Drinking small amount of water
  • Excreting salt across their gills
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• 4.

  In Cycas, dehiscence of microsporangium occurs when pollen grains are at

  • 3-celled stage
  • 2-celled stage
  • 1-celled stage
  • 4-celled stage
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• 5.

  Excitation of chlorophyll in light is

  • Endergonic reaction
  • Photochemical reaction
  • Photo-oxidation reaction
  • Thermochemical reaction
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• 6.

  Potato spindle tuber disease is caused by

  • Fungus
  • Virus
  • Bacterium
  • Viroid
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