MCQ
Secondary producers are:
- AHerbivores.
- BProducers.
- CCarnivores.
- ✓None of the above.
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This type represents
$R$- Embryo is formed from zygote.
$I.$ 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?