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7.Human Health and Disease
medium
Consider the following statements
$I.$ People should get vaccination to avoid infection
$II.$ Vaccination is available against polio, cholera, typhoid, tuberculosis and many othe disease
$III.$ Eradication of vectors are necessary in diseases like malaria and filariasis
$IV. $ Dengue and chikengunya, both are spread by Culex mosquitoes
Which of the statements given above are correct?
A
$I, II \;and \;III$
B
$I, II\; and\; IV$
C
$I, III \;and \;IV$
D
$III\; and\; IV$
Solution
Dengue and chikenguniya both are spread by Aedes mosquitoes
Standard 12
Biology