Sprinkling oil over ponds would control malaria because
Sprinkling oil over ponds would control malaria because
- A
Fishes die
- B
Water gets polluted
- C
Larvae are asphyxiated
- D
Mosquitoes are repelled
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$A$ : $A$ person who has received a cut accidentally and is bleeding needs to be given anti-tetanus treatment.
$R$ : Anti-tetanus injection provides active immunity by providing preformed antibodies for tetanus.
$A$ : $A$ person who has received a cut accidentally and is bleeding needs to be given anti-tetanus treatment.
$R$ : Anti-tetanus injection provides active immunity by providing preformed antibodies for tetanus.