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प्रश्न
Quite a few species of plants and animals are endangered in India. Why?
उत्तर
Due to the excessive exploitation of the plant and animal resources by human beings, the ecosystem has been disturbed. In consequence, about 1,300 plant species are endangered and 20 species are extinct. Quite a few animal species are also endangered and some have become extinct.
Apart from hunting, other factors that have caused endangerment of plant and animal species are: pollution due to chemical and industrial waste, and acid deposits; introduction of alien species; reckless cutting of forests to bring land under cultivation and inhabitation.
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संबंधित प्रश्न
Name different types of vegetation found in India and describe the vegetation of high altitudes.
Answer the following question briefly.
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With reference to India
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How do the trees of the desert adapt themselves to the arid conditions?
Mention two reasons why Tropical Evergreen Forests are difficult to exploit for commercial purposes.
From the following information about the regions A, B, C, state the kind of natural vegetation growing there and mention the name of a typical tree of the respective region:
A : Annual rainfall 100-200 cm. Trees shed their leaves in March and April.
B : Annual rainfall less than 50 cm. Trees are stunted and widely scattered.
C : Forests are found in submerged coastal plains, especially on the edges of deltas.
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Write a short note:
Deciduous forests of India
