Halophytes are

What is the typical temperature range in high-altitude regions,which acts as a significant environmental factor?

Two most important factors influencing the life of organisms are

Which of the following is a climatic factor?

$-1^{\circ}C$ to $13^{\circ}C$ annual variations in the intensity and duration of temperature and $50$ to $250 \; cm$ annual variation in precipitation account for the formation of a major biome as:

Differentiate between Heliophytes and Sciophytes.