India is known for its rich biodiversity and has around 24.46% of the geographical area covered by forests and trees. Coined by Norman Myers, the term “Biodiversity hotspots” can be defined as the regions which are known for their high species richness and endemism.
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 biodiversity hotspot Why is?
A biodiversity hotspot is a biogeographic region that is both a significant reservoir of biodiversity and is threatened with destruction. The term biodiversity hotspot specifically refers to 25 biologically rich areas around the world that have lost at least 70 percent of their original habitat.
What is biodiversity hotspot answer?
A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation. … Biodiversity hotspots host their diverse ecosystems on just 2.4% of the planet’s surface, however, the area defined as hotspots covers a much larger proportion of the land.
What is biodiversity India?
India displays significant biodiversity. One of seventeen megadiverse countries, it is home to 7.6% of all mammalian, 12.6% of all avian, 6.2% of all reptilian, 4.4% of all amphibian, 11.7% of all fish, and 6.0% of all flowering plant species.
Why India is called mega biodiversity?
Biogeographically, India is situated at the tri-junction of three realms – Afro-tropical, Indo-Malayan and Paleo-Arctic realms, and therefore, has characteristic elements from each of them. This assemblage of three distinct realms makes the country rich and unique in biological diversity.
Why is India called a mega biodiversity Centre give reason?
Mega means large so mega diversity means a large number and wide range of species present in an ecosystem. As India is very rich in the diversity of plants and animals, so it is called as mega diversity centre .
What are hotspots explain the spots of India?
Biodiversity Hotspots in India – Himalayas, Indo-Burma, Western Ghats & Sundaland. … Coined by Norman Myers, the term “Biodiversity hotspots” can be defined as the regions which are known for their high species richness and endemism.
What are hot spots explain the spots of India?
A hotspot is an area which faces serious threat from human activities and supports a unique biodiversity (endemic, threatened, rare species) with representatives of evolutionary of speciation and extinction. The concept of biodiversity was given by Norman Myers (1988).
What is a biodiversity hotspot and why are they important?
Certain areas have large numbers of endemic species — those found nowhere else. Many of these are heavily threatened by habitat loss and other human activities. These areas are the biodiversity hotspots, 36 regions where success in conserving species can have an enormous impact in securing our global biodiversity.
What is biodiversity hotspot Class 12?
Class 12 Biology: A biodiversity hotspot is a biogeographic region that has a significant pool of biodiversity but at the same time it is also threatened with destruction. The British biologist Norman Myers gave the term “biodiversity hotspot” in 1988.
What is biodiversity hotspot Class 10?
Name the biodiversity hotspots in India. … In general, the word biodiversity hotspot relates to 25 high biodiversity areas of the planet that have lost at least 70% of their original habitat.
How many hotspots are there in India 2021?
Biodiversity Hotspots in India are four in number. Across the world, 36 areas qualify as Biodiversity hotspots.