Which crops were introduced to India from the New World?

International Rice Research Institute $(IRRI)$ is situated at:

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:

Where is the Central Rice Research Institute $(CRRI)$ located?

How many of the following are marine fishes?
Hilsa,Catla,Sardine,Pomfret,Rohu,Mackerel

The honey bees exhibit a type of dance to communicate the location of food. This is known as