In what form is $Bt$ available in the market?

Given below are two statements.
Statement $I$: Baculoviruses are pathogens that attack nematodes.
Statement $II$: Baculoviruses are used as biological control agents in ecologically sensitive areas as they are species-specific in their action.
In the light of the above statements, choose the correct answer from the options given below.

Protozoan like $Nosema$ $locustae$ is used for controlling the target pests like . . . . . . .

Match the following biopesticides with their respective plant or microbial sources and select the correct option.

List-$I$	List-$II$
$(a)$ Rotenone	$(1)$ Derris elliptica
$(b)$ Nimbin	$(2)$ Azadirachta indica
$(c)$ Pyrethrum	$(3)$ Chrysanthemum cinerariifolium
$(d)$ Thurioside	$(4)$ Bacillus thuringiensis

Baculoviruses are pathogens that attack which of the following organisms?

The genus $Baculovirus$ includes which of the following?