$A$ cybrid is a hybrid carrying

Which option is correct to match section $A$ with section $B$?

Which of the following kingdoms does Paramecium belong to?

In a compound microscope,the focal lengths of two lenses are $1.5 \ cm$ and $6.25 \ cm$. An object is placed at $2 \ cm$ from the objective lens and the final image is formed at $25 \ cm$ from the eye lens. The distance between the two lenses is $.... \ cm$.

Acid hydrolysis of $X$ yields two different organic compounds. Which one of the following is $X$?

$A$ straight wire carrying current $i$ is turned into a circular loop. If the magnitude of the magnetic moment associated with it in $M.K.S.$ units is $M$,the length of the wire will be