What is the native home of the wild jungle fowl?

If $\alpha = \frac{5}{2! 3} + \frac{5 \cdot 7}{3! 3^2} + \frac{5 \cdot 7 \cdot 9}{4! 3^3} + \ldots$,then $\alpha^2 + 4\alpha$ is equal to

Which of the following alkaline earth metal nitrides is volatile?

$\int \frac{dx}{(x+1) \sqrt{4x+3}}$ is equal to

Which of the following types of intercellular junctions helps in the passage of small molecules and ions?

When a $J$-shaped conducting rod is rotating in its own plane with constant angular velocity $\omega$,about one of its ends $P$,in a uniform magnetic field $\vec B$ (directed normally into the plane of the paper),then the magnitude of the emf induced across it will be: