AIPMT 2008 Main Mock Test

Acetophenone when reacted with a base, ${\text{C}}_2{\text{H}}_5\text{ONa}$, yields a stable compound which has the structure:

In the reaction of aniline with ${\text{NaNO}}_2/\text{HCl}$ at $0-5^{\circ }\text{C}$ followed by phenol, a coloured product C is obtained. The structure of C would be:

Which of the following statements is not true?

Which one of the following is an amine hormone?

Select the feature that distinguishes Gnetum from Cycas and Pinus and shows its affinities with angiosperms: