Question

why female mosquito anopheles mosquito feeds human blood

Answer 1

for Female anopheles, human blood is a source of nutrition due to which it bites human, releases anticoagulant and sucks blood.

while if the mosquito contains malaria plasmodium, it transfers that to human blood.

this is how it becomes a parasite for human.

hope this helps. :)

Answer 2

Female anopheles mosquito and every other mosquito species need blood for nutrition and formation of eggs