This article throws light upon the three main formations of vegetation of cold arid zone. The formations are: 1. Sub-Tropical Semi Desert 2. Alpine Steppe 3. Steppe of Artemisia. Formation # 1. Sub-Tropical Semi Desert: (i) On steep rocky slopes Olea cuspidata, Rosa webbiana, Pistacia sp., Halophyllurn griffithianum and Matthiola odoratissima are the chief species, (ii) On screen fans Artemisia [...]
After reading this article you will learn about:- 1. Meaning of Cold Arid Zone 2. Characteristics of Cold Arid Zone 3. Distribution. Meaning of Cold Arid Zone: The cold arid zone or polar desert, as a term, is commonly used to designate those polar land areas of permanent ice and the seasonally frozen lands Tundra is a Finnish term meaning [...]
Character of Animals: The colder it gets outside the body, the more food he needs. Man insulates his body with heavy clothing and takes shelter. Some animals are insulated with fur, fat or feather, and also take shelter. Some hibernate in winter, and others migrate to avoid it. Most striking of all the main adaptations are internal physiological processes which [...]