Among the species given below which one is isostere of `N_2` ?

Among the species given below which have same mass?

Among the oxides given below which one is least acidic?

Among the species given below which have same number of molecules?

Among the statements given below find ou which one is not true about Pleurobrachia ?

Among the structures given below which one represents nitrolic acid?

Among the animal group is given below , which one has the highest percentage of endangered species ?

Amongst the animal groups given below, which one is the highest percentage of endangered species?

The common name for Enterobius vermicularies is pin worm. Identify the statement among the ones given below which is incorrect about this worm .