Class IX

Drugs useful against bacteria resistant to penicillin include
  1. Cephalosporin
  2. Erythromycins
  3. Augmentin
  4. both A and B
Sulfur dioxide (SO2) may be reduced in air, if
  1. catalytic converters are used in cars
  2. car pools are used
  3. filters or scrubbers are used in chimneys
  4. ozone friendly products are introduced
Enzymes catalyze biochemical processes occurring in living cells over
  1. on strong heating
  2. at room temperature
  3. in freezing cold
  4. very narrow temperature range
Sucrose is broken down into glucose (C6H12O6) and fructose (C6H12O6) through enzyme
  1. salivary amylase
  2. salicylate
  3. sucrose
  4. sucral
Tissue respiration is most active in
  1. lungs
  2. muscles
  3. liver
  4. stomach
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