Eubacteria is an example of which domain?

$DDT$ residues are rapidly passed through food chains causing biomagnification. What is the reason for this?

$A$ particle moving with a uniform acceleration travels $24 \,m$ and $64 \,m$ in the first two consecutive intervals of $4 \,sec$ each. Its initial velocity is............$m/sec$.

If an organism is in the same $Class$ but not in the same $Family$, then it may belong to the same:

The orbital angular momentum of a $3p$ electron is

If the extremities of a diagonal of a square are $(1, -2, 3)$ and $(2, -3, 5)$,then the length of its side is