For the existence of nitrogen in its stable molecular form,how many nitrogen atoms are required?

Respiration is essential for

Which plant absorbs water equal to its own weight in $5$ hours?

$ATP$ formation occurs through which of the following?

Match the processes involved in aerobic respiration given in Column-$I$ with their occurrence in the cell from Column-$II$ and choose the correct option.

Column-$I$	Column-$II$
$i$. Glycolysis	$b$. Cytoplasm
$ii$. Krebs cycle	$a$. Mitochondrial matrix
$iii$. $ETS$	$c$. Inner mitochondrial membrane

The rate of respiration can be checked (inhibited) by: