Have you observed the type of trees, bushes. grasses and birds in the fields and parks in and around your school? Are they similar or there are variations? India being a vast country you can imagine the types of bio-forms available throughout the country.
Our country India is one of the 12 mega bio-diversity countries of the world. With about 47.000 plant species India occupies tenth place in the world and fourth in Asia in plant diversity. There are about 15,000 flowering plants in India, which account for 6 per cent in the world’s total number of flowering plants. The country has many non- flowering plants, such as ferns, algae and fungi. India also has approximately 90,000 species of animals, as well as, a rich variety of fish in its fresh and marine waters.
Natural vegetation refers to a plant community, which has grown naturally without human aid and has been left undisturbed by humans for a long time. This is termed as a virgin vegetation. Thus, cultivated crops and fruits, orchards form part of vegetation but not natural vegetation.
The term flora is used to denote plants of a particular region of period. Similarly, the species of animals are referred to as fauna. This huge diversity in flora and fauna kingdom is due to the following factors.
Language: English
Language: English
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