Which insecticide is used for termite control in buildings?

Organic farming does not include

Identify the correct statements:
$(i)$ Modern techniques are implemented to increase the production of plants and animals in marine habitats.
$(ii)$ Catla,Rohu,Mrigal,Hilsa,and Major Carps are types of fish.
$(iii)$ Hilsa,Sardines,Rohu,and Mrigal are marine edible fish.
$(iv)$ Fisheries can be of saltwater or freshwater types.

Which plant is useful as green manure?

When two unrelated individuals or lines are crossed,the performance of $F_1$ hybrid is often superior to both its parents. This phenomenon is called

Growing crop plants in monoculture results in ........