1.
Oil from a mechanic workshop accidentally spilled into a pool of water which was breeding mosquitoes.
After sometime, the pool of water was no longer breeding mosquitoes.
Which control method may have been deployed?
Biological control
Chemical control
Environmental control
Genetic control
2.
Mosquito pupa breathes through tubes called
trachea.
siphon.
lungs.
gills.
3.
Which of the following practices will destroy the breeding grounds of mosquitoes?
Sleeping in mosquito nets
Spraying with insecticides
Using insect repellent
Introducing fish into ponds
Burying all empty cans
4.
The insect which transmits the plasmodium parasite is called
butterfly.
cockroach.
housefly.
mosquito.
tsetse fly.
5.
Which of the following diseases is spread by a mosquito?
Blindness
Cholera
Dysentery
Elephantiasis
6.
The second stage in the life cycle of a mosquito is the
egg
imago
larva
pupa
7.
The second stage in the life cycle of a mosquito is the
egg.
imago.
larva.
pupa.
8.
How many stages does the mosquito go through in its life cycle of development?
1
2
3
4