Why Western Ghats is considered as biodiversity hotspot?

Question : Why Western Ghats are considered as one of the biodiversity hotspots? … Because Western Ghats are the regions with very high level of species richness and high degree of endemism. Hotspots are also regions of accelerated habital loss.

Why is Western Ghats in India considered as biodiversity hotspot?

Hotspots are areas of high endemism and high levels of species richness. Since Western Ghats has a very large number of endemic species it is considered as a biodiversity hotspot.

Why Western Ghats are considered as one of the biodiversity hotspots Class 12?

It has high level of species richness. It has high degree of endemism.

Why is an area declared a biodiversity hotspot?

Yet biodiversity hotspots are, by definition, in a conservation crisis. To be classified as a biodiversity hotspot, a region must have lost at least 70 percent of its original natural vegetation, usually due to human activity. There are over 30 recognized biodiversity hotspots in the world.

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What are the climatic characteristics of Western Ghats a hotspot of biodiversity?

The climate is humid and tropical in the lower reaches tempered by the proximity to the sea. Elevations of 1,500 m (4,921 ft) and above in the north and 2,000 m (6,562 ft) and above in the south have a more temperate climate. The average annual temperature is around 15 °C (59 °F).

Which ecosystem is found in Western Ghats hotspot?

The Western Ghats include a diversity of ecosystems ranging from tropical wet evergreen forests to montane grasslands containing numerous medicinal plants and important genetic resources such as the wild relatives of grains, fruit and spices.

Is Eastern Ghat a biodiversity hotspot?

Biodiversity hotspots are located only in tropical regions. 2. India has four biodiversity hotspots i.e., Eastern Himalayas, Western Himalayas, Western Ghats and Andaman and Nicobar Islands. … In India, Eastern Ghats and Western Himalaya are the biodiversity hot spots.

Why Western Ghats have greater number of amphibians?

Species diversity is the variety in the number and richness of the species of a region. Western ghats have greater amphibian species diversity as compared to Eastern ghats. … Number of individuals of different species represent species evenness or species equitability.

Which region in India is considered as the cradle of speciation?

The Western Ghats/Sri Lanka and the Indo-Burman region (covering the Eastern Himalayas also known as cradle of speciation). Hot spots are areas that are extremely rich in species diversity, have high endemism and are under constant threat. In India, two hot spots are found extending into neighbouring countries.

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Which river originates in the Western Ghats in Karnataka?

Origin and topography

Gangavalli River (also called Bedthi River) originates from the Western Ghats the south of Dharwad (Near Someshwara temple) as Shalmala and flows in the west direction to meet the Arabian sea just after the Ganga temple.

What is biodiversity hotspot Why is India considered?

An area is known as a hotspot if it contains at least 0.5 per cent of endemic plant species. India is considered a mega-diversity hotspot due to the great diversity of organisms found here, ranging from eastern to western ghats to northern and southern India as well. Mainly Western ghats are now at high risk.

What is a hotspot and why are some countries called hotspots?

To qualify as a biodiversity hotspot, a region must meet two strict criteria: It must have at least 1,500 vascular plants as endemics — which is to say, it must have a high percentage of plant life found nowhere else on the planet. A hotspot, in other words, is irreplaceable.

Which one is biodiversity hotspot?

They are western ghats and Sri Lanka, Indo-Burma, and Eastern Himalayas. Note that even the biodiversity hotspots cover less than two percent of the world’s total land area, by protecting these regions we can decrease the rate of species extinctions by 30%.

Why Western Ghats are called Ghats?

Ghats, two mountain ranges forming the eastern and western edges, respectively, of the Deccan plateau of peninsular India. … In Hindi ghat means “river landing stairs” or “mountain pass” and has been extended in its Anglicized plural form (formerly ghauts) to include the mountains themselves.

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Why are the Western Ghats considered as a significant part of our country explain any four reasons?

The Western Ghats are known for their high biodiversity and endemism as it is identified as one of the world’s eight hot hotspots of biological diversity. … A total of around 178 species of amphibians, 157 species of reptiles, 220 species of fishes and approximately 650 flora species are found in the Western Ghats.

Why Western Ghats are called Sahyadri?

The Western Ghats is a mountain range, also the “Sahyadri” (The Mountain of Patience). The West Ghat or Sahyadri Range is the largest mountain range in India after the Himalayans from the Tapi to the Nilgiri. … In northern Maharashtra, the Western Ghats are known as Sahyadri. Hence this is the correct option.