In which of the following habitats does the diurnal temperature of the soil surface vary the most?

Organisms that can tolerate and thrive in a wide range of temperatures are $P$,while those restricted to a narrow range of temperatures are $Q$. Choose the correct option for $P$ and $Q$.
$P \quad\quad Q$

List the various abiotic environmental factors.

Plants growing in saline soil or soil with a high concentration of salts are known as:

Which of the following factors collectively determine the percolation and water-holding capacity of soils,along with parameters like $pH$,mineral composition,and topography?

An organism which can tolerate a wide range of temperature is known as . . . . . . .