Extinction due to human activities is termed as anthropogenic extinction. Over hunting particularly illegal poaching, over collection remain a serious threat to species and significant cause for extinction of many species. Biodiversity And Conservation MCQs Let's see some important Biodiversity And Conservation MCQs. Terrestrial land, lakes, marshes, rivers and wetlands in the country are threatened by domestic pollution from sewage, industrial pollutants and toxic effluents. Please click "NEXT" Button to Start the Ecology MCQ 07.. You have reached at the end of the questions. Most of the extinct animals are vertebrates and extinct plants are angiosperms. 1. 14. They are under constant stress due to natural and human activities. These questions can be used for the preparation of all the competitive examinations in Biology / Life Sciences such as CSIR JRF NET, ICMR JRF, DBT BET JRF, GATE and other University Ph.D Entrance Examinations. Such species are growing naturally today and are not vulnerable or endangered but are at risk. Fig: Threats to biodiversity (Great Indian Bustard). Similarly, Lantana camara has invaded many forests in several parts of the country and it strongly competes with the inhabitants species. Get help with your Biodiversity homework. Alien species invasions and 4. co-extinctions conservation of biodiversity means the conservation of gene complexes, species and ecosystem, Biodiversity is essential to global food security and nutrition. These are the species with fever individuals. 1. Pollution. With the current rate of extinction, by the end of 21st century, earth may lose 50% of its species. These are the taxa suspected of belonging to one of the first three categories but for which insufficient information is currently available. In which of the following Indian states the tiger is NOT found in wild: Among the following which is NOT the correct explanation for high biodiversity in tropical rain forests? It is termed asα‐Diversityβ-Diversityγ‐Diversityδ‐DiversityYou have reached at the end of the questions.Please Click 'SUBMIT' button to see your 'SCORE' and 'CORRECT ANSWERS' Wildlife refers to (a) plants in water and on land (b) animals in the forests (c) living organism in their natural habitats (d) carnivorous animals such as lion, tiger etc Answer: (b) animals in the forests 2. You have selected wrong answer. As we move from one geographical region to next neighboring region, species diversity tends to change. if(window.qmn_quiz_data===undefined){window.qmn_quiz_data=new Object()}This Set Consists of 15 Questions. You have selected correct answer.","quick_result_wrong_answer_text":"Wrong! Welcome to Ecology MCQ-08 (Biodiversity Conservation). Biodiversity and Its Conservation Multiple Choice Questions and Answers 1. MCQ quiz on Biodiversity multiple choice questions and answers on biodiversity MCQ questions quiz on biodiversity objectives questions with answer test pdf. This MCQ set consists of Ecology and Environmental Sciences Multiple Choice Questions from the topic Biodiversity and Conservation Part 1 with Answer Key. Botanical Survey of India has a Green book which has a list of hundreds of rare plants . Extinction means disappearance of species from any geographical region. Rapid industrialization, urbanization, and growth in population have resulted in massive deforestation and consequential habitat loss around the world. All types of ecosystems are showing rapid change. Threats to Biodiversity Biodiversity is under serious threat due to human activities. Terrestrial biodiversity tends to be greater near the equator which seems to be the result of the warm climate and high primary productivity. It results in complete loss of biodiversity of the region. Oil spillage alone accounts for the death of 50000 to 250000 birds every year. Quiz competition or Quiz contest is one of the best ways to educate your employees, workers, and … Consider the following assumptions: (1) All known living organisms have parasites(2) A single host species can harbor more than one type of parasites(3) Parasites are species specificFrom the above information, it could be concluded that:Species of host organism is more than parasitesSpecies of parasites is more than host organismsNumber of parasites is equal to the number of hostsNo valid conclusion can be drawn Access the answers to hundreds of Biodiversity questions that are explained in a way that's easy for you to understand. CBSE Class 10 Maths Questions and Answers, CBSE Class 10 Science Questions and Answers, the decline in number of population in course of time, abundance and quality of natural habitat and, Biology and potential value of the species. Free PDF Download of CBSE Biology Multiple Choice Questions for Class 12 with Answers Chapter 15 Biodiversity and Conservation. Overexploitation. Some are naturally rare and are able to maintain much small number. biodiversity loss are : 1. 13. Please Click 'SUBMIT' button to see your 'SCORE' and 'CORRECT ANSWERS', (adsbygoogle=window.adsbygoogle||[]).push({}). Threats to biodiversity includes habitat loss and fragmentation, over exploitation, pollution, introduction of non native species or exotic species, etc. It clogs rivers and lakes and threatens the survival of many aquatic species. Please Share with Your Friends... MCQ on Biodiversity and Conservation Part 1. 11. ","number":"This field must be a number! Today, major loss to biodiversity in the world has been done by man. It is based on the assumption thatThe organism will not move from marked transectAll organisms are in the straight lineAnimals on the line are seenOrganism lack any competition As against Red Data Book there is a Green book. Human domination is the greatest common thread of biodiversity because it takes advantage of his power and consumes all type of resources by endangering the life of other species. For example, Nile Perch, an exotic predatory fish was introduced in the Victoria lake in South Africa. Biodiversity Test Online Questions and Answers Mcqs Most concepts revolve mainly around attaching a monetary value to nature to determine how natural resources can be used to generate maximum revenue. Type of biome in California and coastal regions of Mediterranean Sea is:TaigaSavannahChaparralsTropical deciduous forests After marking your answers, please click ‘SUBMIT‘ button to see your ‘SCORE‘ and ‘CORRECT ANSWERS‘. 3 only. Biodiesel is obtained from:Jatropha curcusCalotropisProsopisCatharanthus It identifies the sites known/ referred to as ‘Important Bird and Biodiversity Areas’. If the same factor continues to operate as before the species is likely to extinct very soon. III. Biology MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. The main difference between the ‘Sixth extinction’ and the previous five extinctions is that, the sixth … Man has begun to overuse or misuse most of these natural ecosystems. Welcome to Ecology MCQ-07 (Biodiversity). 1, 2 & 3. Among the following which group of animals has the maximum number of endangered and critically endangered species as per the IUCN Red List?AmphibianReptileMammalsAves Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. Habitat loss and fragmentation 2. over-exploitation 3. IUCN has defined red data categories which specifies state of extinction process. Covering 70 per cent of the … Please feel free to inform the Admin if you find any mistakes in the answer key.. Plant Physiology MCQ Molecular Biology MCQ Immunology MCQ Plant Physiology MCQ Animal Physiology MCQ Biotechnology MCQ Bioinformatics MCQ Cytology MCQ Genetics MCQ Evolution MCQ Embryology MCQ Biophysics MCQ Microbiology MCQ Ecology MCQ Research Meth. 3. A. Biodiversity And Conservation MCQs Let's see some important Biodiversity And Conservation MCQs. MCQs on Biodiversity : 1. Other rare species have become rare because of the interference of human or other unnatural forces. The area under the forest covers in India as per estimates of 2001 is:708,273 square km12.7 square km20.6 X 10 square km1666 square km The newly introduced species compete with the naturally occurring species for food and shelter and very often out compete the native species leading to the extinction. These are the species or taxa facing extinction and whose survival is unlikely if the causal factors continue to operate. SURVEY . The answer key is prepared with best of our knowledge. 10. Most of the trees of India in the tropical forest belongs to the family:ArecaceaeFabaceaeDipterocarpaceaeBromeliaceae Human beings are entitled to a healthy and productive life in harmony with nature. Due to mindless and unsustainable resource use, once productive forest and grasslands have been turned into deserts, and wastelands have increased all over the world. The probable reason is:Plants are not good in the uptake of nutrients in the northern hemisphereTemperature is low which is not suitable for nutrient recyclingHigh rainfall in the southern hemisphereSoil is nutrient deficient in the northern hemisphere Because of deforestation, decreased transpiration leads to. The list includes 18 species of amphibians, 14 fishes and 10 mammals. Examples of endangered species due to over collection are Madonna lily (Lilium candidum) of Europe, Saguaro cactus (Carnegiea gigantea) of North America, etc. (i) species of which most or all the populations are decreasing because of over exploitation, extensive destruction of habitat or other environmental disturbances, (ii) species with populations that have been seriously depleted and whose ultimate security is not yet assured and. Ecology MCQ on Wild Life and Biodiversity Conservation Part 2, Ecology MCQ on Community Ecology (Synecology Part 1), Ecology MCQ on Population Ecology (Autecology), Ecology MCQ on Air Pollution (for CSIR NET Life Science Examination), MCQ on Environmental Science with Answer Key. Tropical forests are losing 14000- 40000 species every year. Population. Biodiversity typically measures variation at the genetic, the species and the ecosystem level. Which threat to biodiversity is the number one cause of loss of biodiversity? 5. 2. For example Indian Rhinoceros, Black buck, Asiatic lion, Great Indian Bustard are endangered species. 8. Pollution. Aceclofenac is a potential threat to vultures. Department of Environment, Government of India, has published two volumes of Red Data Book listing 435 endangered species of plants. Biodiversity. Free PDF Download of CBSE Biology Multiple Choice Questions for Class 12 with Answers Chapter 15 Biodiversity and Conservation. The rare species have a population of less than 20,000 individuals. The evolutionary history of earth shows that many species, which formed dominant flora and fauna during a geological period disappeared completely due to the changes in the habitat and climatic conditions. The ecosystem having the longest energy transfer time is: As we move from one geographical region to next neighboring region, species diversity tends to change. Many countries have their own Red Data Book. It lists plants grown in protected areas. The ecosystem having the longest energy transfer time is:Tropical rain forestOpen OceanDesertTemperate Deciduous forest The solved questions answers in this Test: Biodiversity And Its Conservation (Level 1) quiz give you a good mix of … MCQ Biostatistics MCQ Botany MCQ Zoology MCQ, Lecture NotesBiology PPTVideo TutorialsBiology MCQQuestion BankDifference betweenPractical AidsMock Tests (MCQ)Biology Exams, Your email address will not be published. Tags: Question 13 . Besides this agricultural run-offs containing pesticides and chemical fertilizers have increased the toxicity of lakes and ponds making them unfit for aquatic plants and animals. Eichhornia or water hyacinth grows vigorously in lakes and ponds becoming a great threat to the underline plants and animals. Excessive withdrawal of water from wetlands, fishing, building of dams,jetties and canals have adversely affected the wetland ecosystems. Excessive exploitation of certain species by human beings have resulted in their extinction. The conservation of biodiversity are of two types: 1. Which threat of biodiversity is the root cause of all other threats to biodiversity? The concept of ‘biodiversity hotspots’ originated from this organization. Marine Environment: Oceans play a vital role in the global environment. Various natural and human activities have made the habitats unsuitable for several species of plants and animals. Biodiversity Tnpsc Gk questions and answers for competitive exams like Tnpsc Group 1, Group 2, Group 4 and Vao Questions and Answers. It is termed as. Among the following which is NOT the correct explanation for high biodiversity in tropical rain forests?Long evolutionary timeMore surface areaHigh productivityMinimum competition Which of the above statements is/are correct. Among the following, a critically endangered plant species is:Dipterocarpus nilgirinsesisSaraca indicaCupressus cashmerianaTerminalia arjuna These activities are the cause of mortality of many species. 4. For instance, mangroves have been clea… "},"first_page":!0}Time is Up!CancelSubmit Quiz. 1 only. ","empty":"Please complete all required fields! Play this game to review Biology. ","error_messages":{"email":"Not a valid e-mail address! This MCQ set consists of Ecology and Environmental Sciences Multiple Choice Questions from the topic Biodiversity and Conservation of Nature Part 2 with Answer Key. 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