The layer of cells outside the phloem meant for giving rise to the root branches is called

The radiant energy from the sun incident normally at the surface of the earth is $20 \, kcal/m^2-min$. What would have been the radiant energy incident normally on the earth if the sun had a temperature twice of the present one? ........... $kcal/m^2-min$

In a diffraction experiment from a single slit,the angular width of the central maxima does $NOT$ depend upon

Poling process is used for

How many mitotic divisions are needed for a single cell to make $128$ cells?

The most active phagocytic white blood cells are: