EST QB CT2 - QB PDF Past Paper

ans Question option A option B option C option D...

ans Question option A option B option C option D wer Community and Diversity among the The term alpha diversity refers to Genetic diversity Species diversity C ecosystem diversity plants The desert areas of Rajasthan and Large scale planting Conservation of Gujarat have a very high level- of Western Ghats have of BT cotton has no biodiversity in just a fad Select the correct statement about biodiversity desert animal species as animal a high degree of C adverse effect on pursued by the species as well as numerous rare species richness and biodiversity developed countries animals endemism Which of the following represent maximum number of species among global Algae Lichens Fungi Mosses and Ferns C biodiversity? Which of the following countries has the highest biodiversity? Brazil South Africa Russia India A Disruption of Preserve the Hampering the What is an important reason for the conservation of natural resources? Disturb the ecological balance quality of the B biological diversity biological species environment The death of the last individual of a species is called ….. A extinction endanger Conservation diversity A species existing but in declining number is ___________ species Threatened Normal Extinguishing none of the above A A…….. Is a group of ecosystems that have the same climate and dominant communities biosphere biome niche habitat B Which one of the following is said to be the most important cause or reason for the A extinction of animals and plants? Over-exploitation of Invasion of alien Loss of habitat and fragmentation species species Co-extinctions Total Amount Of Leaving Material At The Various Trophic Levels Of FoodChain is Numbers Energy Biomass material without energy C Depicted By Perimed Of Transfer Of Energy In Different Trophic Levels Of An Ecosystem Is Called Bioenergetics Biosystem Geobiocoenosis Holocoenotic A Which one of the following is not a functional unit of an ecosystem? B Productivity Stratification Energy flow Decomposition The Species,though insignificant in number,determine the existance of many other species Keystone species scared species Endemic Species Extinct Species A in a given ecosystem,such species is known as Animals living at the bottom of the sea are known as C Lentic Pelagic Benthic Lotic Physcial,or non-living,factors that shape ecosystems are Communities Biotic factors Abiotic Factors Trophic Level C The Sequence of eating and being eaten in an ecosystem is known as Food supply Food Constant Food Habit Food chain D Refers to biological Includes genetic,species, Refers to diversifying effects on Refers to reconstruction Biodiversity ecosystem and functional earth's non-renewable A commercial of tropical rainforests diversities resource plantation  producers are more primary consumers are least primary consumers secondary consumers what is true ecosystem? than primary C dependent upon producers outnumber producers are largest and powerful consumers lack of water in summer,seasonal temprature variations,maintained by periodic fires are tropical rain forest taiga arctic tundra temperate grassland D characterstics of to maintain ecological balance and regualte the population size of C sun chain wind chain food chain grass chain...... pollutants are emitted directly from identifiable sources C Observable Tertiary Primary Secondary The harmful materials in environment are called__________. C Harmtants Pollution pollutants Polants Landfill of waste is basically a _________pollution A Land Noise Sewage Water To remove dissolved Need of water treatment is To remove dissolved gases To enhance odour To enhance colour A oxygen Settling chambers collecting dust of size________. A > 10µm < 10µm = 10µm =100 µm The unit of sound is: A decibel Maribel Sensible Pedicel As per Central Pollution Control Board (CPCB) the permissible noise level at night in C residential areas is: 65dB 55 dB 45 dB 35 dB Basic types of pollutions are______ C Natural pollutions Man-made pollutions Both a) and b) Animal Made polution Which of the following is not a Natural pollution? A Automotives Volcano eruption Forest fire Sea salt Particals Causes of land pollution are.......... D Industrialization Mining Agriculture All of the above The Negative Impact Of Land Pollution is ______ Soil erosion Shifting of habitat Water pollution All of the above D Which of the following is not a type of impurities of water.? A Pollen Colloidal Dissolved Bacteriological To remove dissolved Need of water treatment is To remove dissolved gases To enhance odour To enhance colour A oxygen On earth ________ is freshwater. A 3% 4% 5% 6% Effects of water pollution on human beings are________ A Typhoid HIV Dengue Plague Spring is a _________ source of water. B Surface Sub-surface Both a) and b) All of the above Which of the following is not a tertiary treatment of wastewater? FIltration Removal of nutrients Chlorination Aeration D Which of the following is not a water born disease? C Jaundice Cholera Plague Amoebioasis Which of the following is not a primary pollutant of air pollution? Ash Pollen Smoke Smog D Which of the following is not a secondary pollutant of air pollution? Acid rain Ozone Smog Dust D Effects of air pollution on environment is_____ Global warming Acid rain Green house effect All of the above D The particulate matter suspended in air______ D Dust Pollen Liquid droplets All of the above Gaseous pollutants are controlled by_____ D Absorption Adsorption Cumbustion All of the above The permissible range of sound after 10 P.M. for residential area is____ 60 - 100 70 - 100 80 - 100 90 - 100 A _______is a process where gases, vapors or liquids are concentrated on a solid surface Absorption Adsorption Cumbustion Decomposition B The World Health Organization (WHO) defines noise above _________ (dB) as noise 45 decibels 55 decibels 65 decibels 75 decibels C pollution. Artificial sources of noise pollution are.... Thunder Land slides Earth quake None of the above D Which of the following is not a solid waste? Rubber cloth wastewater paper C High level radioactive waste can be managed in which of the following ways? Open dumping Incineration Composting Deep burial D Which of the following is a biodegradable waste? Plastic Polythene Glass None of the above D Biomedical waste may be disposed of by? Incineration Autoclaving Landfilling Both a) and b) D Which of the following is a biodegradable organic chemical/substance? Plastic Oil Pesticide Garbage D Which one the following is not biodegradable? Vegetable waste Fruit waste Leaves Aluminium foil D Which of the following is not a Municipal solid waste? Market waste Agriculture waste Domestic waste Commercial waste B Municipal solid waste includes... D Domestic waste Commercial waste Institutional waste All of the above Water monitoring Leachate management Which of the following is not a component of Sanitary Landfill? Liner Autoclaving C well facility Which of the following is a likely characteristic of hazardous waste? Ignitability Corrosively Reactivity Any of the above D Sources of sound pollution by defence activities includes: Satellite launching Missile launching Bomb All of the above D Primary treatment of sewage includes: Screening Grit removal Primary clarifier Allof the above D Types of grit in sewage treatment includes: D Sand Silt Egg shell All of the above _______can be used to remove the nitrates. C renitrification gentrification denitrification Regentrification processes to remove gaseous pollutants by dissolution into a liquid solvent such as water is Adsorption Absorption Combustion Decomposition B called as: The particulate matter is controlled by: Cyclone Settling chamber Scrubber All of the above D Fluoride pollution mainly affects: Kidney Brain Heart Teeth D Sewage treatment Urban and suburban Which of the following is a non-point source of water pollution? Factories Marine dumping C plants lands Which of the following is not a marine pollutant? Oil Plastic Dissolved oxygen Sewage Water C Dust from Dust from farm Fugitive emissions consist of Street dust All of the above D construction activities cultivation Undesirable and Noise is --------------------- Huge sound Sound of vehicles Sound of crackers C unwanted sound The presence of solid, liquid or gaseous compounds, in excess concentration in the Radioactive pollution Soil pollution Water pollution Air pollution D atmosphere is Hearing loss due to excessive What is ‘temporary threshold shift’ ? Noise that is bearable Tolerable noise Noise below tolerance A noise Which of the following is an air pollutant? Nitrogen Carbon dioxide Carbon monooxide Oxygen C The Pollution Standard Index (PSI) scale has span from 0 - 200 0 - 300 0 - 400 0 - 500 D Which of the following is not an air pollutant ? Smoke CO2 Nitrogen gas Sulphur dioxide C Which of the following problems is not created by noise pollution ? A Diarrhoea hypertension Deafness Irritation A combination of smoke, fog and chemical pollutants seen in industrialized B Sole Smog Fallouts Fog Air pollution is caused by A Smoke Insecticides Sewage Loud speaker Which of the following is not a primary pollutant? C SO2 Volcanic ash O3 CO2 Which of the followings is not the chemical characteristics of MSW? A Field capacity Carbon Nitrogen Potassium Calorific value is ______characteristics of MSW. B Physical Chemical Biological Electrical Sanitary landfilling is.... A Engineered method Dumping landfilling Secured Landfilling Which of the followings is not a health care facility? D Mortuaries Funeral services Path Labs Institution Biomedical waste contains______ Non-hazardous waste. B 50 - 75 % 75 - 90 % 65 - 75 % 75 - 80 % Followings is /are the composition of biomedical waste D Plastic Paper Sharp All of the above The generation of BMW in India is ____ Kg/bed /day. A 1-2 1.5 - 2.5 2.5 - 3.5 0.8 - 1.5 Landfill gas contains.... D Methane CO2 NOx All of the above The landfilling where two liners are provided is called as.... B Sanitary landfilling Secured landfilling Parallel Landfilling Serial Landfilling Which of the followings is not the method of BMW management? C Shredding Autoclaving Sanitary landfilling Deep burial The by-products of incineration is / are.... D Heat Gases Ash All of the above The calorific value of RDF pellets can be around ------ Kcal / Kg. A 4000 400 40 4400 If the RDF is used off-site, it is usually densified into pellets through the process of.......... A Pelletization b. b) Carbonation c. c) Stabilization d) Filtration complete destruction of toxic wastes possible in.......... B c) Sanitary Refused Derived Fuel Incineration landfilling d) Autoclaving Which of the followings is not an E-waste? D Cable Refrigerator c) Monitor d) Glass Which of the followings is not a method of E-waste management A Open dumping Dismantling Recycling Component recovery Article 51-A (g) of Indian Constitution represents: B Directive Principles Fundamental duties Both a) and b) None of the above The State shall endeavour to protect and improve the environment and to safeguard the D _____ and ______of the country. a) forest, human life human life , wild life plants, trees forests , wildlife Batteries Which among the following is Act of Environmental Protection? (Management and D National Green Handling) Rules, Biological Diversity Act, 2002 Tribunal Act, 2010 2001 All of the above Sustainable Development includes: Maintain balance D between human and Economical development Generate resources environment All of the above mankind needs environmental education for C environmental environmental environmental environmental pollution degradation protection publication Maharashtra Pollution Control Board is established on C 7-Sep-80 7 September 1990 7-Sep-70 7-Sep-60 Article 48 A in The Constitution Of India represents: A Directive Principles Fundamental duties Both a) and b) None of the above It shall be duty of every citizen of India to protect and improve the natural environment C including forests, lakes, rivers and wild life and to have __________for living creatures. competition conquarance compassion contingence Article 48A was added by the Constitution vide ________Amendment in1976. C 22 nd 32 nd 42 nd 452 nd an ability or capacity of something to be maintained or to sustain itself is known as C Biodicersity Ecology Sustainability All of the above Which of the following is an aspect of Sustainable Development D Social Environmental Economical All of the above Water management includes: D Ground water Green belt Rain water harvesting recharge development All of the above __________ is a hydrologic process where water moves downward from surface water to B groundwater. Ground water Green belt Rain water harvesting recharge development All of the above Green Belt Development benefited in D reducing air pollution water conservation reduce soil erosion All of the above Formal environmental education represents education A outside the class within the class room room both a) and b) None of the above Both formal and non-formal environmental education must have _________ goals B different common two All of the above Recycled Plastics, Construction and Conservation of Biomedical Waste (Management Plastics Manufacture Demolition Waste Which among the following is not an Act of Environmental Protection? plastic, waste and D and handling) Rules, 1998 and Usage Rules, Management Rules, increasing act 2016. 1999 2016 Administrative framework for environmental protection includes: Ministry of D Central pollution State pollution Environment and control Board control Board Forest All of the above Central pollution control Board is formed to_______ prevent the promote the practice the A environmental environmental environmental pollution pollution" pollution All of the above The responsibilities of pollution control board: D create public inspect air control awareness Inspect sewage system All of the above NGO stands for_____ C Non Governance Non Government Non Government Non Government Organization Optimization Organization Organiser Supposed to be working not for ‘profit’ but for a ‘cause(s)’ is A NGO CGO GOO MGO Narmada Bachao Andalon is initiated by C Nana Patekar Amir Khan Medha Patkar Sardar Patel the study to predict the effect of a proposed activity/project on the environment is known B as_____ Sustainable Environmental Environmental Environmental development impact assessment improvement cultivation EIA can be seen as a A ___________ measuring tool product multiplying tool None of the above Any spatial area from which runoff from precipitation is collected and drained C through a common point or outlet is called Rain water Green belt Rainfall Water shed harvesting The main components of watershed programme : D water conservation soil conservation crop management All of the above National River Linkage Project, Hydropower generation is proposed C __________. About 34,00 MW About 44,000 MW About 34,000 MW About 44,00 MW Water shed within crop fields is called as A Micro water shed Small water shed Large water shed All of the above National river linkage project includes, Interlinking of ___ rivers across the country through a B network of ____ storage dams 30, 3000 37, 3000 40, 3000 47, 3000 Formal environmental education begin at___________. D research level college level high school level primary school level