Class X

Nobel Prize was awarded to Sir Alexander Fleming for discovery of penicillin in
  1. 1939
  2. 1941
  3. 1945
  4. 1943
Drugs that are synthesized in laboratories and are not available naturally are called
  1. nucleases drugs
  2. synthetic drugs
  3. addictive drugs
  4. coli bacterium drugs
. Classification of drugs on basis of actions and chemical properties includes
  1. antibiotics and sedatives
  2. vaccines
  3. analgesics
  4. all of above
Antibiotic cephalosporin is classified as broad spectrum
  1. sulfonamides antibiotic
  2. single cell protein antibiotics
  3. bactericidal antibiotic
  4. bacteriostatic antibiotic
Psilocin (group of hallucinogens) comes from
  1. mushroom
  2. foxglove
  3. cactus
  4. flowers of cannabis
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