Which weed has been eradicated by biological control?

Which of the following is a bacterial insecticide?

Antifeedant property occurs in

Match the biological control agents with the pests they control:

List-$I$	List-$II$
$(a)$ Ladybird	$(1)$ Aphids
$(b)$ $Bacillus \text{ } thuringiensis$	$(2)$ Mosquitoes
$(c)$ Dragonflies	$(3)$ Butterfly caterpillars
$(d)$ $Baculovirus$	$(4)$ Insects and arthropods

Biological control agents are becoming increasingly important in modern agriculture. Which of the following is considered a third-generation pesticide?

$IPM$ (Integrated Pest Management) includes .......