Therefore, it cannot be degraded. The ecosystem is the biological community of interactive living beings in their natural setting. There are three different classes of biodiversity… Where are the pollen grains formed in the flower? Disclaimer Copyright, Share Your Knowledge If one factor is affected, it affects another. It should be known that there are three interconnected hierarchical levels of biodiversity… (With Methods)| Industrial Microbiology, How is Cheese Made Step by Step: Principles, Production and Process, Enzyme Production and Purification: Extraction & Separation Methods | Industrial Microbiology, Fermentation of Olives: Process, Control, Problems, Abnormalities and Developments. They are passed on from one generation to another. Community smaller than society. Biodiversity and balance of Nature 5. Living beings survive according to their capacity and adaptation. In Nepal, 0.03% of species are available. Species diversity refers to the frequency and variety of species within a specific geographical area. These invasive alien species have been identified as the second greatest threat to biodiversity after habitat loss. Question 14. This diversity is found different as the ecosystem is different from Terai to the Himalayan region. They include living beings and vegetation like man, elephant, birds, wheat, potato, etc. There are about 118 ecosystems in Nepal. Many climatologists believe that the greenhouse effect is likely to raise world temperatures by about 2°C by 2030, meaning that sea levels will rise by around 30-50 cm by this time. Classify the biodiversity and explain any one. Take your biology class' understanding of biodiversity to a whole new level! Which organelle is known as “power house” of the cell? Threats to Biodiversity 7. For example, agricultural run-off, which contains a variety of fertilizers and pesticides, may seep into ground water and rivers before ending up in the ocean. This problem of over-consumption is one part of the broader issue of unsustainable use. b. Reforestation. Similarly, 75 types vegetation and 35 types of forest recorded in Nepal. This video is highly rated by Class 8 students and has been viewed 982 times. Angiosperm species of vegetation is found most in Nepal. Biodiversity loss, also called loss of biodiversity, a decrease in biodiversity within a species, an ecosystem, a given geographic area, or Earth as a whole. The varied range of flora and fauna is known as biodiversity. Students will then be instructed to watch a 4-minute video about biodiversity and make a list as to why it is important. Himalayas. Share Your Word File What is a mushroom shaped gland? These species become established in their new environment and spread unchecked, threatening the local biodiversity. The biodiversity of a place indicates the bacteria, gene, living beings and ecosystem existing in per square meter of land. BIODIVERSITY - DEFINITION The number and variety of plants, animals and other organisms that exist in an ecosystem is known as biodiversity It is a measure of the variety of organisms present in different ecosystems The richness of biodiversity depends on the climatic conditions and area of the region ' Biodiversity … Nepal occupied about 8.5 percent bird species of the world. It includes every relationship which established among the people. Biodiversity of India 9. Each organism has its own heredity character, which helps them to adapt and survive in their habitat. Biodiversity, also called biological diversity, the variety of life found in a place on Earth or, often, the total variety of life on Earth. Although there is evidence that our population growth rate is beginning to slow down, it is clear that the exploitation of natural resources is currently not sustainable. Habitat Loss and Fragmentation 2. living in the wide range of ecosystem. Earth is the common habitat of all living beings. The wet land region is always humid and contains the water and vapor required for the animals and plants to continue the ecosystem cycle. Share Your PPT File. Biodiversity conservation refers to the protection, preservation, and management of ecosystems and natural habitats and ensuring that they are healthy and functional. Introduction of Ecosystem 2. Check the below NCERT MCQ Questions for Class 8 Science Chapter 7 Conservation of Plants and Animals with Answers Pdf free download. The entire NCERT … Invasive Species 4. Gene is a heredity character of living beings which is found in the nucleus of a living cell. Thus, biodiversity consist of genetic variability and diversity of life forms such as microbes, plants, animals, etc. Different kinds of Animals and Plants. The geological record indicates that many hundreds of thousands of plant and animal species have disappeared over the eras as they have failed to adapt to changing conditions. Genetic Diversity – It is the diversity expressed at the genetic level by every single in a species. Question from very important topics are covered by NCERT Exemplar Class 8.You also get idea about the type of questions and method to answer in your Class … There are 180 ecosystems in Nepal. The species of fish found in Nepal is 182. Biodiversity should be preserved to maintain the existence and the genetic improvement of them. There are … There are three types of biodiversity. You can find us in almost every social media platforms. Eight major causes of biodiversity are as follows: 1. We have provided Conservation of Plants and Animals Class 8 …
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