Which of the following is/are barbiturates?

Which of the following plant groups possesses spores and embryos but is seedless and lacks vascular tissues?

What will happen if the stretch receptors of the urinary bladder wall are completely removed?

Two gases $A$ and $B$ having the same volume,effuse through an orifice in $30 \ min$ and $10 \ min$ respectively. The molar mass of $A$ is $162$. The molar mass of $B$ will be

The electronic configurations of $Cr^{2+}, Mn^{2+}, Fe^{2+},$ and $Ni^{2+}$ are $3d^4, 3d^5, 3d^6,$ and $3d^8$ respectively. Which one of the following aqua complexes will exhibit the minimum paramagnetic behavior?

Which of the following is a non-reducing sugar?