The body of the ovule is fused with the funicle at:

The diagram shows the energy levels for an electron in a certain atom. Which transition shown represents the emission of a photon with the most energy?

The mass of oxygen gas occupying a volume of $11.2 \text{ litres}$ at a temperature $27^{\circ}C$ and a pressure of $760 \text{ mm}$ of mercury in kilograms is $[$Molecular weight of oxygen $= 32]$

Which of the following compounds is formed by the addition of a mineral acid to an aqueous solution of borax?

Which of the following series is $NOT$ included in the sub-class $Thalamiflorae$?

Which one of the following pairs of reactants does not form oxygen when they react with each other?