Which enzyme is responsible for the conversion of glucose into ethanol?

The direction ratios of the normal to the plane passing through $(0,0,1)$, $(0,1,2)$, and $(1,0,3)$ are

Assertion : For an isothermal reversible process $Q = -W$,i.e.,work done by the system equals the heat absorbed by the system.
Reason : Enthalpy change $(\Delta H)$ is zero for an isothermal process.

Which one of the following is the correct order of the second ionisation potential of $Na, Ne, Mg$ and $Al$?

$A$ car is moving with a speed of $72 ~km/h$ towards a hill. The car blows its horn at a distance of $1800 ~m$ from the hill. If the echo is heard after $10 ~s$,what is the speed of sound in $m/s$?

The energy-releasing metabolic process in which substrate is oxidized without an external electron acceptor is called: