Find out the correct match with respect to salinity (in parts per thousand).

The sun-loving plants are referred to as

Given below are five statements.
$A.$ Organisms living in oceans,lakes,and rivers also face water-related problems.
$B.$ Euryhaline can tolerate a wide range of salinities.
$C.$ Stenohaline are restricted to a narrow range of salinities.
$D.$ Many freshwater animals cannot live for long in sea water because of the osmotic problems they would face.
$E.$ The salt concentration (measured as salinity in parts per thousand) is less than $5$ in inland waters,$30-35$ in the sea,and $>100$ in some hypersaline lagoons.

Which of the following ecological factors exerts a direct effect on organisms?

Regulators are also called

Match the following columns:

Column-$I$ (Temperature)	Column-$II$ (Habitat)
$P$. Sub-zero levels	$I$. Thermal springs
$Q$. Can exceed $50^{\circ}C$	$II$. Polar regions
$R$. Can even exceed $100^{\circ}C$	$III$. High altitude areas
	$IV$. Deep-sea hydrothermal vents
	$V$. Tropical deserts