NCC Previous Year Question Paper , ( Environment and ecology ) Important Questions

Question 1 what do you mean by pollution question mark what are the types of pollution? How does air pollution effect to human body? 10 marks answer contamination slash degradation of environment is called pollution be types of pollution air water sound and garbage pollution Si polluted air put you at a high risk for Asima and other respiratory diseases in the lung cancer heart disease and even damage to the Brain nerves liver or kidney it is is caused by emission from industry vehicles and other sources to write down the names of national parks in India? 3 mark sensor 1000 anger National Park Assam bhi Thekkady wildlife sanctuary Kerala CEE Kanha National Park Madhya Pradesh Jim Corbett National Park Uttar Pradesh is Sundarban national park and tiger reserve West Bengal f Sariska National Park Tiger park and Bharatpur Bird Sanctuary Rajasthan ji Sanjay Gandhi National Park Maharashtra question 3 what is greenhouse effect question mark answer it is the effect arising due to increased CO2 content and increase in global temperature and depletion of Ozone layer due to chlorofluorocarbon used process the greatest threat to the very existence and survival of human beings and flora and fauna around the globe question 45 and environment question mark answer the condition in which an organism exit make a fits environment question 5 what are the effects of Environment Degradation? Answer a global warming be acid rain Si depletion of Ozone layer question 6 what is the role of NCC cadet Stuart towards Environment Degradation? Answer NCC cadets can take following action to curb environmental degradation a tree plantation be guide and motivate family and friends to control environmental degradation sea water conservation t dispersal of waste educate the people question 7 fill in the blanks with the two forms in which Environment Degradation takes place our resource depletion station and source the large-scale feelings of tree is known as deforestation C the increase in average temperature of Earth due to increase in CO2 and greenhouse gases is called global warming D if rain water contains greater than the normal acidity it is called acid rain in ultraviolet rays radiation from the sun are filtered by Ozone Layer present in stratosphere f Polythene bags made with material thicker than 20 Micron abandoned in India question at least four different types of pollution affecting ask? 4 marks answer is land pollution be water pollution see here pollution d sound pollution question 9 list four measures that can be taken to control pollution for Marks answer A develop more consultant to control soil pollution be plant more trees Si Ban the use of land horns for middle Les blowing of horns by motor vehicles deep water body should not be used as waste reserviour sources of drinking water and water resources should be well protected so that dirty water does not enter these bodies have and Manual Dal education should be made compulsory in all Educational Institute question 10 state true or false 2 marks a Ozone Layer is harmful in an atmosphere false B plan provides cleaner environment through C greenhouse effect is gradual warming of the earth's atmosphere through the Sundarbans are the largest deltas of India true question 11 name any five sources of water pollution? Five mark answer if factories effluent Bheem garbage Si deflection of riverbeds fertilizers and pesticides mixture of used oil in rivers question 12 write short notes on pollution? Five mark answer pollution means contamination of environment that is there water and land with harmful waste and due to various human act Rapid in industrialisation excessive urbanization has contributed to pollution and control vehicle pollution has also Pollution the year we breathe Question 13 write the importance of forest in conservation of environment? 5 marks answer if to maintain the balance of O2 and CO2 be to maintain the ecological balance C carbohydrates synthesized by forest plants are a major source of energy the habitat for wildlife question 14 fill in the blanks A M E F stands for Ministry of Environment and Forest to be India as 9 species for vultures in the world see realising of chemical releasing of chemicals and other toxic a few lines into the water bodies had led to poisoning of the water the De De main source of energy which area under sirf strain and in extremely short supply electricity and 12 CFC stand for chlorofluorocarbon question 15 state to slash false a project elephant is a centrally sponsored scheme launched in February 1992 true be the ministry of Environment and Forest in 1999 has initiated the sea turtle conservation project in collaboration with you and ep2c hunting of wildlife animals is not punishable by law in many countries including India Falls the increase in forest fires due to campfire by visible by aur deliberate fire by poachers/villagers has had led has had a damaging effect through a youth cannot guide and contribute by educating others about the damages of pollution false question 16 what are the reasons for increase in energy consumption? 5 marks and served the main causes for increase in higher energy consumption can be attributed to the following a pollution explosion be Migration of rural population to urban areas Si increased manufacturing the increase in number of vehicles transmission losses if you were uses habitats of individual ji purv building design question 17 what can NCC cadets do for conservation of ecology? 5 marks answer A NCC can make public affair on the need of preservation of ecology B educate the public on following one use of organic manure and pesticides in septid Chemicals to preparation and uses of biogas three recycling of waste material and against use of plastic three carry out afforestation and water conservation deep waste disposal slash recycling question 18 what is the influence of forest on ecology and pollution? Five mark sensor to maintain the balance of O2 and CO2 bi to maintain the balance ecological balance C carbohydrates synthesised by forest plants are a major source of energy consumed by animal directly or indirectly the habitat for wildlife question 19 what is equal logi question mark and Sar Ecology is a branch of science concerned with the relationship behaviour organism and their environment question 20 what are the has a days of environment to Marks and search a deforestation be hunting of wildlife sea pollution of air water land question number 21 write to or false a nature tries to balance the resources in the environment time to be global warming means normal atmosphere temperature on surface false question number 22 what is Project Tiger? Answer Project Tiger is national wildlife management program aimed at conserving and increasing the population of wildcats it includes demarcation of conservation areas projecting the cat from poaching creating and government for increase of population question number 23 in how many factors equal or G or environmental factors at divided answer climate factors B.Ed app factors topographic factors the biotic factor 1 physical Sector 8 water mountain and climate condition to biological factor plants animals microorganisms and men himself cultural factors economic social and political question 24 what are the reactions in human body is ozone layer depletion? Answer one the size of I will be small to the size of nose will be longer 3 the human Heights will be small 4 it may cause skin cancer 5 it may cause low yield of crops question number 25 how can we conserve friend water? What are its benefits and search we can conserve the rain water through rainwater harvesting its benefits are one cost-efficient to promote water conservation 3 improve quality of groundwater for reduce the need for importing water question number 26 what write a short note on importance of wildlife poshan maah cancer wildlife help in maintaining ecological balance of nature it helps to create tourism industry which create jobs and growth economic protect the livelihood of indigenous people clean our environment question 27 what is global warming? What are the reasons of global warming and sir global warming is the heating of Earth's atmosphere reason for global warming R1 deforestation to industrial activity three ozone depletion for use of fossils 5 excessive pollution question 28 what is rainwater harvesting question mark answer rainwater harvesting is the way of collection and storage of the rainwater for human use as well as it prevents depletion of groundwater and the charges eat for the sustainable development question number 29 how energy conservation can BHU? 1 turn off the lights when not in use to use of solar appliances 3 do not use leaves for Elevators for use of household tasks manuals 5 dry clothes in sunlight 6 open windows at morning for life question number 30 fill in the blanks a large scale felling of trees is known as deforestation be the increase in average temperature of Earth due to increase in CO2 and greenhouse gases is called global warming 3 reframe Water contains greater than the normal acidity it is called acid rain De Polythene bags made with material thicker than 20 microns are banned in India question number 31 list out any 6 act carried out by NCC cadet to protect the environment answer one cleaning of Ponds to river sites and benches B11 israelis against environment has 8C cleaning drives in and around school colleges hospitals it is the human change slashstreet place eateries tree plantation drive f campaign against use of Polythene ji protection of forest land question number 32 what are the causes of air pollution question mark answer one uses of vehicle for travelling through thermal power plants for electricity 3 solution for industry for construction Activity 5 burning of agriculture based question number 34 write short notes on the following one Ozone Layer Ozone Layer is known as three is in part of Earth's atmosphere that absorbs at almost all the harmful rays question 35 fill in the blanks a Mullaperiyar Dam is located in Kerala beach Ozone layer in our atmosphere is filtering ultraviolet radiation from the sun see the word Ecology was carried from Greek word question number 36 give two examples for natural resources and share one fossil fuel like Pol gas crude oil to sunlight waste question 37 define deforestation and answer plantation of plants of forest is called afforestation Question 38 what are the needs of wildlife projects in India? Give example of wildlife project 6 marks answer one to conserve wildlife to to conserve biodiversity 3 establishment of ecotourism fourth conserve medication plant 5 sustain agriculture example project elephant project Dangal Project Tiger question number 39 state true and false answer global warming is caused due to CO2 be soil erosion does not lead to flood the rise in level of sea is due to global warming the air pollution is cause of many diseases is acid rain is not harmful for plants f recycling help to reduce reduce waste ji noise pollution cause deafness h water pollution does not feel Marine animals question 40 what are the main reason for extinction of certain plants and animals species 1 reduction of forest cover to climate change 3 pushing for skin and medication 5 for increase in mining urbanization 5 pollution growth of human question number 41 what are the factors leading to deforestation? Answer 1 demand for firewood and building material to old method of cultivation three growth in Industrial and maintaining and mining 4 population explosion 5 paper and question 42 write any two types of rainwater harvesting system one direct formed to indirect pump question 43 fill in the blanks plant use of the sun rays reaching the Earth for photosynthesis be green colour in leaves is due to presence of chloroplast C energy required for living things is derived from food the ultraviolet rays radiation from the sun are filtered by Ozone present in the stratosphere question 44 maintain types of forest found in India answer 1 for me coniferous forest Tu evergreen hot wet forest 3 deciduous forest for desert forest 5 Delta forest question 45 non conventional energy and sources? Answer one solar energy to wind energy 3 biogas energy for geothermal energy five Ocean energy question 46 explain food chain question answer food chain is a way of showing food relationship between organism it shows how energy is transferred from plants to Herbivorous and then to carnivorous then to the composers and then plant again grow