The free-living fungus $Trichoderma$ can be used for

The insecticide obtained from the neem plant is:

Which of the following statements regarding baculoviruses as biocontrol agents is/are correct?
$I.$ Baculoviruses are pathogens that attack insects and other arthropods.
$II.$ Most of these biocontrol agents belong to the genus $Nucleopolyhedrovirus$.
$III.$ They do not harm plants,mammals,birds,fish,and other non-target insects.
$IV.$ Baculoviruses are helpful in Integrated Pest Management $(IPM)$ programmes,in which beneficial insects are conserved.
Choose the correct option.

The effective biocontrol agents of several plant pathogens are species of

The fish used for the control of malaria is ......... .

Pheromone traps contain which of the following?