Which was the first inorganic pesticide developed on a commercial scale?

Pollution from animal excreta and organic waste from the kitchen can be most profitably minimised by

The moment of inertia of a thin circular lamina of mass $1\,kg$ and diameter $0.2\,m$ rotating about one of its diameters is:

Smoke is an example of ...

The point $(3,2)$ undergoes the following three transformations in the order given:
$(i)$ Reflection about the line $y=x$.
(ii) Translation by the distance $1$ unit in the positive direction of $x$-axis.
(iii) Rotation by an angle $\frac{\pi}{4}$ about the origin in the anti-clockwise direction.
Then,the final position of the point is:

Where is the National Botanical Research Institute $(NBRI)$ located?