Question

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Progress Check
18
1. Tick-mark the correctly matched pairs of certain
animals and their related diseases/habits,
() Culex - yellow fever
(II) Aedes-filariasis
(III) Anopheles - malaria
(iv) Gambusia - eat up mosquito larvae
(v) Rat flea - diarrhoea
(vi) Cockroaches - breed in man-holes
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Answer 1

Answer:

iii,iv,vi are correctly matched

Explanation:

(I) Culex - yellow fever it's wrong,Culex cause filariasis

Yellow fever virus is transmitted to people primarily through the bite of infected Aedes or Haemagogus species mosquitoes.

(II) Aedes- filariasis it's wrong,Aedes is responsible for Dengue

filariasis is transmitted by different types of mosquitoes for example by the Culex mosquito.

(III) Anopheles - malaria it's correct

Malaria is transmitted to humans by female mosquitoes of the genus Anopheles.

(iv) Gambusia - eat up mosquito larvae it's correct

(v) Rat flea - diarrhoea it's wrong ,Rat flea is responsible for Plague

Diarrhoea is usually caused by a virus, or sometimes, contaminated food.

(vi) Cockroaches - breed in man-holes, it's also Correct

hence,the correct options are iii,iv and vi