Ncert – class 8- science – Chapter 5: Conservation of Plants and Animals 1 Welcome to your Ncert - class 8- science - Chapter 5: Conservation of Plants and Animals 1 1. The largest among various protected areas for conservation of plants and animals :- biosphere reserve wildlife sanctuary botanical garden national park None 2. Barasingha and wild buffaloes, found in Satpura national park are known as Fauna All of the above Species Flora None 3. Match the following.List IList IIi. deforestationa. Urbanizationii. Natural cause of deforestationb. Cutting of forestsiii. Man-made cause of deforestationc. Droughts I- a, II- b, III- c I- b, II- a, III- c I- b, II- c, III- a I- c, II- a, III- b None 4. Annual migration does not occur in case of: Siberian Crane Arctic tern Salmon Salamander None 5. Many birds migrate to warmer climates in the spring. Find two reasons why?A. To get away from seasonal predators.B. Because of overpopulation in winter grounds.C. For better food supplies.D. To lay eggs and rear their young ones. C & D B & D A & C A & D None 6. Just as a person moving from Delhi to Shimla to escape the heat of hot summer, thousands of migratory birds from Siberia and other extremely cold northern regions move to___________. Jim Corbett National Park Manas National Park Keoladeo National Park Western Ghats None 7. If you recycle one ton of paper, how many trees can you save? 8. Select the most appropriate definition of 'endemic species': Those plants and animals, which were once found in the world but are presently not found. Those plants and animals, which are found exclusively in a particular area of the world. Those plants and animals that have been fossilised. Those plants and animals that are found everywhere in the world. None 9. The regions of the surface and atmosphere of earth occupied by living organisum is called : lithosphere Biosphere microsphere xerosphere None 10. Bison, flying squirrel and Wolf are the fauna of Satpura national park Jim corbett national part Panchmari Biosphere reserve Great Nicobar island None 11. Which of the following factors affect the endemic species? Introduction of new species Increasing human population. All of the above Destruction of their habitat. None 12. Which of following options is correct about Indian alligator and Indian giant squirrel? Both are examples of extinct species. Both are examples of exotic species. Both are found in Satpura National Park. Both are examples of endemic species. None 13. Full form of IUCN is : International union of conservation of national parks and nature International union of conservation of nature and natural resources International unity of conservation of nature and natural resources International union of conservation of national parks and natural resources None 14. Many birds from Siberia come to India, during winter months, in the search of Water availability Cool climate Warm climate and food None of the above None 15. What do you understand by the term migration Movement of natural habitat Movement of an organism or a group of organisms from its/their natural habitat to another place at a particular time every year. All of the above Movement of an organism or a group of organisms None 16. Which of the following defines the effect of deforestation on wild animals? Habitat of wild animals is developed, then their numbers would automatically decline. All of the above. Habitat of wild animals is destroyed, then their numbers would increase. Habitat of wild animals is destroyed, then their numbers would automatically decline. None 17. The red data book keeps the record of Endangered animals and plants All of the above Extinct animals and plants Endemic animals and plants None 18. What are biosphere reserves? None of the above The areas meant for protection and conservation of water resources The areas meant for conservation of bio-diversity Areas where animals are placed in cages None 19. Which of the following is correct for a wildlife sanctuary and a biosphere reserve? Wildlife sanctuary: Large protected area constructed for the conservation of biodiversity. Biosphere reserve: Area within which animals are protected from possible dangers. Wildlife sanctuary: Habitat of animals is also conserved. Biosphere reserve: Helps in the conservation of various life forms. Wildlife sanctuary: Major role is conservation. Biosphere reserve: Major role is protection. Wildlife sanctuary: Area within which animals are protected from the possible dangers. Biosphere reserve: Large protected area constructed for the conservation of biodiversity. None 20. What is the purpose of deforestation? Procuring land for cultivation Making furniture or using wood as fuel All of the above Building houses and factories None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
