Ladybird is useful to get rid of

lady bird beetle and dragon flies are useful to get rid of:

One of the following is a very familiar beetle with red and black marking and is used to get rid of mosquitoes.

The ladybird beetle and dragonflies are useful to get rid of ___ and ____ respectively.

The ladybird beetle and dragonflies are useful to get rid of ___ and ____ respectively.

Dragonflies are useful to get rid of

Which of the following organisms is used to get rid of mosquitoes from the fields ?

Which of the following organisms is used to get rid of mosquitoes from the fields ?

The Lady bird and Dragonflies are useful to get rid of ……… (A) Housefly and Mosquitoes (B) Aphids and Mosquitoes (C) Aphids and rotifers (D) Cockroach and Locust

Ladybird beetle is useful in control of