UGC NET and SET Paper 1 | Mega Marathon on Environment for UGC NET | Toshiba Mam | UGC NET BYJU'S

UGC NET and SET Paper 1 | Mega Marathon on Environment for UGC NET | Toshiba Mam | UGC NET BYJU'S

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0:00 Introduction
7:51 It consists of both biotic (living) and abiotic (non-living) components which continuously interact with each other. Several species of organisms from microbes and bacteria to huge mammals including humans are linked to each other and to the biosphere for survival
15:28 Blediversity is measured by two major components 1. Species richness - the number of different species per unit area in a region 2. Species evenness-relative abundance of individuals of different species in an area
17:20 Types of biodiversity - 3 types: Benetic diversity: It is the diversity of genes within a particular species. Diversity in genes allows species to adapt themselves in changing environments and adapt to diseases. For example, poodies, German Shepherds, and golden retrievers are all dogs, but they alllook different.
18:11 Species diversity: It refers to the variety of species plants, animals, fungi, and microorganisms within a particular geographical region. For example: A Tiger and a catll Both of them belong to the same genus but are different species.
18:46 Ecosystem or Community diversity: It refers to all the different habitats - or places that exist, like tropical or temperate forests, hot and cold deserts, wetlands, rivers, mountains, etc. As the ecosystem changes, species best adapted to that ecosystem becomes predominant
20:28 In-situ Conservation ten-site conservation : When the conservation of species is done in their own ecosystem or habitat where they survive
22:34 Biodiversity hotspot A biodiversity hotspot is a biogeographical area that is both a major source of biodiversity and is threatened with destruction It is the regions with high species richness and a high degree of endemism.
29:22 Indo-Burma: Includes entire North-eastern India, except Assam and Andaman group of Islands (and Myanmar, Thailand, Vietnam, Laos, Cambodia, and southern China). This hotspot is also known for the endemic freshwater turtle species, most of which are threatened with extinction
29:56 Western Ghats and Sri Lanka: Includes entire Western Ghats 4. Sundalands: Includes Nicobar group of Islands (and Indonesia, Malaysia, Singapore, Brunei, Philippines). This region is famous for its rich terrestrial and marine ecosystem
30:32 Sundalands: Includes Nicobar group of Islands (and Indonesia, Malaysia, Singapore, Brunel, Philippines). This region is famous for its rich terrestrial and marine ecosystem
34:46 Nanda Devi Biosphere Reserve, Uttarakhand 4. Cold Desert, Himachal Pradesh 5. Khangchendzonga, Sikkim
35:11 Kanha National Park, Mandla and Balaghat, MP 3. Pench National Park, MP 4. Madhav National Park, Shivpuri, MP 5. Dudhwa National Park, Lakhimpur Khiri, UP 6. Bandipur National Park, Mysore, Karnataka 7. Manas National Park, Assam
41:02 Indian Space Research Organisation (ISRO) will launch a geo-imaging satellite, which is capable of near-real- time monitoring of natural disasters like floods and cyclones. A. EOS-1
43:12 Which city has become the only city from the country to be selected for International Clean Air Catalyst Programme? A. Raipur, Chhattisgarh B. Indore, Madhya Pradesh C. Bhubaneswar Odisha D. Sehore, Madhya Pradesh
44:21 Jal Jeevan Mission (UM) aims to provide tap water connection to every rural household of the country by? A.2027 D. 2024 E. None of the above/More than one of the above
45:49 Which of the gas is not known as greenhouse gas? A. Methane C. Nitrous oxide