The functional kidney of a frog tadpole is

$A$ nucleus of an element $_{84}X^{202}$ emits an $\alpha$-particle first,a $\beta$-particle next,and then a gamma photon. The final nucleus formed has an atomic number:

$A$ prism of refractive index $\mu$ and angle $A$ is placed in the minimum deviation position. If the angle of minimum deviation is $A$,then the value of $A$ in terms of $\mu$ is :

In which of the following is the gametophytic phase dominant?

Which is the major state producing Basmati rice in India?

$\operatorname{cosec} 15^{\circ} + \sec 15^{\circ}$ is equal to :