12th Standard CBSE - Biology - Human Health and Disease

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Question - 1

L.S.D, morphine and bhang are respectively obtained from

  • A Claviceps, Papaver and Cannabis
  • B Claviceps, Cannabis and Rauwolfia
  • C Cannabis, Claviceps and Fuscarium
  • D Claviceps, Rauwolfia and Papaver

Question - 2

Hashish and Ganja are got from

  • A Erythroxylon
  • B Nicotiana
  • C Papaver
  • D Cannabis

Question - 3

The stimulant present in tea, cocoa and cola drinks is

  • A Cocaine
  • B Tannin
  • C Astringent
  • D Caffeine

Question - 4

LSD is

  • A Lying diethylamide
  • B Lysergic acid diethylamide
  • C Lysing dimethylamide
  • D Lysergic acid diethylamide

Question - 5

Which of the following properties of acquired immunity is the basis of vaccination?

  • A Specificity
  • B Diversity
  • C Memory
  • D Discrimination between self and non self.

Question - 6

Immunodeficiency can result from which of the following?

  • A Gene mutation
  • B Infection
  • C Malnutrition
  • D All of the above

Question - 7

HIV attacks which of the following?

  • A B cells
  • B T cells
  • C Antigen presenting cells
  • D T helper cells

Question - 8

Marijuana is extracted from

  • A Dried leaves and flowers of hemp plant
  • B Ergot fungus
  • C Roots of hemp plant
  • D Cocoa plant

Question - 9

Which of the following is not a component of innate immunity?

  • A Antibodies
  • B Interferons
  • C Complement proteins
  • D Phagocytes

Question - 10

Opiates (opium, heroin) are obtained from

  • A Papaver sominiferum
  • B Cannabis sativa
  • C Theobroma
  • D Thea chinensis