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. Which of the following defines the effect of deforestation on wild animals? All of the above. Habitat of wild animals is destroyed, then their numbers would automatically decline. Habitat of wild animals is destroyed, then their numbers would increase. Habitat of wild animals is developed, then their numbers would automatically decline. None 2. 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 3. If you recycle one ton of paper, how many trees can you save? 4. 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___________. Manas National Park Western Ghats Keoladeo National Park Jim Corbett National Park None 5. What is the purpose of deforestation? Procuring land for cultivation Building houses and factories All of the above Making furniture or using wood as fuel None 6. Barasingha and wild buffaloes, found in Satpura national park are known as All of the above Species Flora Fauna None 7. Annual migration does not occur in case of: Salamander Siberian Crane Arctic tern Salmon None 8. Many birds from Siberia come to India, during winter months, in the search of Water availability None of the above Warm climate and food Cool climate None 9. The largest among various protected areas for conservation of plants and animals :- botanical garden biosphere reserve wildlife sanctuary national park None 10. Full form of IUCN is : International union of conservation of national parks and natural resources International unity of conservation of nature and natural resources International union of conservation of nature and natural resources International union of conservation of national parks and nature None 11. The regions of the surface and atmosphere of earth occupied by living organisum is called : Biosphere microsphere lithosphere xerosphere None 12. Select the most appropriate definition of 'endemic species': Those plants and animals that have been fossilised. Those plants and animals, which are found exclusively in a particular area of the world. Those plants and animals, which were once found in the world but are presently not found. Those plants and animals that are found everywhere in the world. None 13. What are biosphere reserves? The areas meant for protection and conservation of water resources Areas where animals are placed in cages None of the above The areas meant for conservation of bio-diversity None 14. Which of following options is correct about Indian alligator and Indian giant squirrel? Both are found in Satpura National Park. Both are examples of exotic species. Both are examples of endemic species. Both are examples of extinct species. None 15. 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. A & C C & D B & D A & D None 16. What do you understand by the term migration Movement of an organism or a group of organisms from its/their natural habitat to another place at a particular time every year. Movement of natural habitat All of the above Movement of an organism or a group of organisms None 17. Bison, flying squirrel and Wolf are the fauna of Jim corbett national part Great Nicobar island Satpura national park Panchmari Biosphere reserve None 18. Which of the following factors affect the endemic species? Introduction of new species Increasing human population. Destruction of their habitat. All of the above None 19. Which of the following is correct for a wildlife sanctuary and a biosphere reserve? Wildlife sanctuary: Area within which animals are protected from the possible dangers. Biosphere reserve: Large protected area constructed for the conservation of biodiversity. 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. None 20. 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- c, II- a, III- b I- b, II- c, III- a I- b, II- a, III- c 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.
