The superiority of a hybrid over its parents is known as:

In an experiment,freshly hatched larvae of an insect (Khapra beetle) were reared on a basal diet (complete diet without cholesterol) with increasing amounts of cholesterol. Results obtained are shown in the given graph.
The graph indicates:

Why do a large number of people in India suffer from 'hidden hunger'? Provide a scientific reason.

Match the following columns:

List-$I$	List-$II$
$(a)$ Cross-breeding	$(1)$ Apis indica
$(b)$ Interspecific hybridization	$(2)$ Blue Revolution
$(c)$ Honey bee	$(3)$ Mule
$(d)$ Fisheries	$(4)$ Hisardale

Silk,honey and lac are:

The reason for the difference in genetic makeup in each species of animal is ...