The function of leghaemoglobin in the root nodules of legumes is:

The value of $c$ in the Lagrange's mean value theorem for $f(x)=\sqrt{x-2}$ in the interval $[2,6]$ is

For the reversible reaction $N_{2(g)} + 3H_{2(g)} \rightleftharpoons 2NH_{3(g)}$ at $500 \, ^\circ C$,the value of $K_p$ is $1.44 \times 10^{-5}$. When the partial pressure is measured in atmospheres,the value of $K_c$ in $\text{mol L}^{-1}$ is:

Chromatophores take part in

An increase in equivalent conductance of a strong electrolyte with dilution is mainly due to

If you are asked to classify the various algae into distinct groups,which of the following characters should you choose?