Class IX

Plants pollinated through insects have
  1. small pollens
  2. light pollens
  3. short stamens
  4. nectar guides
Chronic bronchitis and emphysema are more vulnerable to
  1. acid rains
  2. water pollutants
  3. smog
  4. nitrogen oxides
Bracts are commonly found in
  1. Orchids
  2. Clitoria
  3. Pawpaw
  4. Grasses
Pyrethrum is used in
  1. insecticides
  2. quinine
  3. morphine
  4. antibiotics
Meningitis results from meninges become affected through
  1. virus
  2. bacteria
  3. fungi
  4. both A and B
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