This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Environment > Ecology Biodiversity Conservation Environmental Issues – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ecology Biodiversity Conservation Environmental Issues Quiz 1 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which bacterium found in soil is anaerobic? A) Azatobacter Sp. B) Thiobacillus Sp. C) Clostridium Sp. D) Bacillus Sp. Show Answer Correct Answer: C) Clostridium Sp. 2. "Double digging" is a method of A) Aforestation. B) Deforestation. C) Water conservation. D) Bio-intensive agriculture. Show Answer Correct Answer: D) Bio-intensive agriculture. 3. In India, an Environment Impact Assessment report of a proposed mining project after environmental clearance is applicable for a maximal period of how many years? A) 30 years. B) 5 years. C) 10 years. D) 2 years. Show Answer Correct Answer: A) 30 years. 4. A change in a population's gene pool over time is called A) Inorganic evolution. B) Macroevolution. C) Chemical evolution. D) Microevolution. Show Answer Correct Answer: D) Microevolution. 5. Freshwater ecosystems are nutritionally limited by A) Iron and Nitrogen. B) Phosphorous and Carbon. C) Nitrogen and Calcium. D) Phosphorous and Iron. Show Answer Correct Answer: D) Phosphorous and Iron. 6. Which of the following pollutants can cause cancer in humans? A) Mercury. B) Ozone. C) Lead. D) Pesticides. Show Answer Correct Answer: D) Pesticides. 7. Identify the correct pair A) Ecotope - Transition between two ecosystems. B) Edaphic - Saline soil. C) Heliophytes - Photophilic plants. D) Ecotone - Particular type of soil. Show Answer Correct Answer: A) Ecotope - Transition between two ecosystems. 8. Which of the following ecosystems has the lowest net primary production per square metre? A) A tropical rain forest. B) A grassland. C) An open ocean. D) A coral reef. Show Answer Correct Answer: C) An open ocean. 9. The Nairobi Convention is for protection, management and development of which of the following? A) Marine environment. B) Desert Biomes. C) Coastal and Inland wetlands. D) Arcticand Antarctic. Show Answer Correct Answer: A) Marine environment. 10. The Motor Vehicles Act 1938 was amended in which year? A) 1980. B) 1986. C) 1988. D) 1972. Show Answer Correct Answer: C) 1988. 11. Which one of the following is not the goal of sustainable agriculture in India? A) Maintaining productive topsoil. B) Keep farms economically viable. C) Mechanised farming. D) Reduce the use of chemical fertilizer and pesticides. Show Answer Correct Answer: C) Mechanised farming. 12. Which of the following phenomena is not a natural hazard? A) Wildfire. B) Lightning. C) Landslide. D) Chemical contamination. Show Answer Correct Answer: D) Chemical contamination. 13. The Global Warming Potential (GWP) is the least for which of the following greenhouse gases? A) CO2. B) CH4. C) N2O. D) SF6. Show Answer Correct Answer: A) CO2. 14. Identify the pair (element-health effect) which is correctly matched A) Lead - Methaemoglobinemia. B) PAN - Hypoxemia. C) Arsenic - Kidney damage. D) Mercury - Nervous disorder. Show Answer Correct Answer: B) PAN - Hypoxemia. 15. The pyramid of biomass is invented in A) Forest ecosystem. B) Greenlandecosystem. C) Aquatic ecosystem. D) All of the above. Show Answer Correct Answer: C) Aquatic ecosystem. 16. Maximum carbon in the world is found in A) Antarctica. B) Oceans. C) Coal mines. D) Forests. Show Answer Correct Answer: B) Oceans. 17. Parasites which initiate production of antibodies within hosts are termed as A) Pathogenic parasites. B) Endoparasites. C) Zooparasites. D) Homoparasites. Show Answer Correct Answer: A) Pathogenic parasites. 18. United Nations Conference on Environment, also termed as Earth Summit, was held in 1992 in which city? A) Kyoto. B) Rio de Janeiro. C) Copenhagen. D) Stockholm. Show Answer Correct Answer: B) Rio de Janeiro. 19. Which of the following parameters is not an indicator of water vapour present in a certain quantity of air? A) Potential temperature. B) Wet bulb temperature. C) Dew point. D) Virtual temperature. Show Answer Correct Answer: A) Potential temperature. 20. The energy released during combustion of methane is ~ 900 kJ/mol. The carbon intensity of methane is A) ~ 0.05 gram C/kJ. B) ~ 0.013 gram C/kJ. C) ~ 0.018 gram C/kJ. D) ~ 1.08 gram C/kJ. Show Answer Correct Answer: B) ~ 0.013 gram C/kJ. 21. United Nations has declared "UN Decade of Education for sustainable Development" and the decade identified for this education is A) 2011 - 2020. B) 2006 - 2015. C) 2012 - 2021. D) 2005 - 2014. Show Answer Correct Answer: D) 2005 - 2014. 22. Mycorrhizae can be used as bio fertilizers because they A) Kill pathogens. B) Solubilise phosphate. C) Fix CO2. D) Fix nitrogen. Show Answer Correct Answer: B) Solubilise phosphate. 23. Sustainable development goals have specific targets to be achieved by A) 2050. B) 2040. C) 2030. D) 2022. Show Answer Correct Answer: C) 2030. 24. Radioactive waste management in our country is governed under A) Biomedical Waste (Management & Handling) Rules 1998. B) Hazardous Waste (Management, Handling and Trans-boundary Movement). C) Environment (Protection) Act, 1986. D) Atomic Energy Act, 1962. Show Answer Correct Answer: C) Environment (Protection) Act, 1986. 25. The term of Kyoto Protocol has been extended beyond December 2012 by A) 8 years. B) 7 years. C) 3 years. D) 5 years. Show Answer Correct Answer: D) 5 years. 26. Azolla pinnata is a A) Blue green algae. B) Green algae. C) Fern. D) Red algae. Show Answer Correct Answer: C) Fern. 27. A selective Lignin degrading fungus belongs to A) Brown - rot. B) Red - rot. C) White - rot. D) Soft - rot. Show Answer Correct Answer: C) White - rot. 28. Rio+20 summit was held in A) Johannesburg. B) Rio de Janeiro. C) Cancun. D) Durban. Show Answer Correct Answer: B) Rio de Janeiro. 29. An interactive association between two populations in which one population benefits from the association, while the other is not affected, is A) Mutualism. B) Commensalism. C) Neutralism. D) Symbiosis. Show Answer Correct Answer: B) Commensalism. 30. What is the importance of the 42nd Amendment to the Constitution brought in the year 1976? A) Insertion of Article 48-A. B) Insertion of Article 51-A (g). C) Insertion of Article 48-A and 51-A (g). D) None of the above. Show Answer Correct Answer: C) Insertion of Article 48-A and 51-A (g). 31. The forest biome characterised by 3-4 tree species/km2 is A) Taiga. B) Temperate. C) Boreal. D) Tropical. Show Answer Correct Answer: B) Temperate. 32. In terrestrial ecosystems, roughly how much NPP ends up being broken down by decomposers? A) 90 %. B) 70 %. C) 10 %. D) 50 %. Show Answer Correct Answer: A) 90 %. 33. Identify the air pollutant in urban areas which irritates eyes and also respiratory tract of human beings. A) Oxides of nitrogen. B) Surface ozone. C) Particulate matter. D) Carbon monoxide. Show Answer Correct Answer: B) Surface ozone. 34. Basal convention on trans-boundary movement of hazardous waste was implemented in the year A) 1999. B) 1989. C) 1979. D) 1969. Show Answer Correct Answer: B) 1989. 35. Which of the following is a meteorological hazard? A) Avalanche. B) Landslide. C) Coastal erosion. D) Blizzard. Show Answer Correct Answer: D) Blizzard. 36. To survive and avoid competition for the same resources, a species usually occupies only part of its fundamental niche in a particular community orecosystem. This is called A) Realized Niche. B) Geographic isolation. C) Mutualism. D) Broad Niche. Show Answer Correct Answer: A) Realized Niche. 37. Which region among the following is not Atmospheric Brown Cloud (ABC) hotspot? A) South Africa. B) AmazonBasininSouth America. C) East-Asia. D) Australia. Show Answer Correct Answer: D) Australia. 38. Among the following air pollutants which directly impacts human health as well as climate? A) Oxides of nitrogen. B) Soot. C) Chlorofluoro carbons. D) Sulphur dioxide. Show Answer Correct Answer: B) Soot. 39. The sequence of events that occur during primary succession is as follows A) Aggregation - Colonization - Ecesis - Nudation. B) Nudation - Ecesis - Colonization - Aggregation. C) Nudation - Colonisation - Ecesis - Aggregation. D) Ecesis - Nudation - Aggregation - Colonization. Show Answer Correct Answer: B) Nudation - Ecesis - Colonization - Aggregation. 40. At present, what is the share of renewable energy in the total energy production of India? A) ~ 25 - 30 %. B) ~ 11 - 12 %. C) ~ 20 %. D) ~ 2 - 3 %. Show Answer Correct Answer: B) ~ 11 - 12 %. 41. Which of the following is not a Millennium Development Goal? A) Ensuring environmental sustainability. B) Developing global partnership for development. C) Eradicating extreme poverty and hunger. D) Achieving universal energy security. Show Answer Correct Answer: D) Achieving universal energy security. 42. Which of the following is not an external factor controlling an ecosystem? A) Microbes. B) Topography. C) Parent material forming soil. D) Climate. Show Answer Correct Answer: A) Microbes. 43. Which of the following types of coal contains higher percentage of volatile matter? A) Lignite. B) Bituminous. C) Peat. D) Anthracite. Show Answer Correct Answer: C) Peat. 44. Variety of different species, genetic variability among individuals within each species and variety of ecosystems constitute the so called A) Species diversity. B) Biological diversity. C) Ecological diversity. D) Genetic diversity. Show Answer Correct Answer: B) Biological diversity. 45. The Indian monsoon period is from A) March to May. B) October to November. C) June to September. D) December to February. Show Answer Correct Answer: C) June to September. 46. Which among the following is not required for the formation of Photochemical smog? A) Sun light. B) Oxygen. C) Carbon Monoxide. D) Oxide of Nitrogen. Show Answer Correct Answer: C) Carbon Monoxide. 47. According to National Ambient Air Quality Standards, the annual average concentration of Sulphur dioxide in residential areas in India is A) 60 $mu$g/m3. B) 80 $mu$g/m3. C) 20 $mu$g/m3. D) 40 $mu$g/m3. Show Answer Correct Answer: A) 60 $mu$g/m3. 48. Average composition of biodegradable waste in Municipal Solid Waste (MSW) of India is A) 55 - 65 %. B) 30 - 35 %. C) 40 - 45 %. D) 60 - 70 %. Show Answer Correct Answer: C) 40 - 45 %. 49. Major source of SO2 is A) Forest fires. B) Thermal Power Stations. C) Cement Industry. D) Volcanic activity. Show Answer Correct Answer: D) Volcanic activity. 50. Chaparral, Maquis, Encinous, Melleseab are important areas of A) Tropical evergreen woodland. B) Temperate evergreen woodland. C) Temperate deciduous woodland. D) Tropical deciduous woodland. Show Answer Correct Answer: A) Tropical evergreen woodland. 51. Which one of the following is not a post audit activity under environmental audit process? A) Report audit findings. B) Issue of final report to functional specialist. C) Develop action plan to establish responsibility. D) Review of draft report by Law department. Show Answer Correct Answer: A) Report audit findings. 52. Removal of top fertile soil by water is called A) Siltation. B) Weathering of soil. C) Soil erosion. D) Leaching. Show Answer Correct Answer: C) Soil erosion. 53. Species diversity increases as one proceeds from A) Higher to lower altitude and higher to lower latitude. B) Higher to lower altitude and lower to higher latitude. C) Lower to higher altitude and higher to lower latitude. D) Lower to higher altitude and lower to higher latitude. Show Answer Correct Answer: A) Higher to lower altitude and higher to lower latitude. 54. Specific mortality of members of a population is expressed by A) Life table. B) Rate of fecundity. C) Rate of mortality. D) Survivorship curve. Show Answer Correct Answer: D) Survivorship curve. 55. Which one of the following does not belong to EIA methods used for assessing the impacts of developmental activities on the environment? A) Checklist. B) Network. C) Adhoc. D) Flexible. Show Answer Correct Answer: D) Flexible. 56. The biodegradation of plant material is slow because of presence of A) Lignin. B) Cellulose. C) Extensin/protein. D) Xylene. Show Answer Correct Answer: A) Lignin. 57. Which of the following is not categorized as an internal factor of an ecosystem? A) Succession. B) Decomposition. C) Root competition. D) Bedrock. Show Answer Correct Answer: D) Bedrock. 58. Among the following, which one does not belong to EIA process? A) Establishment of base line environmental condition. B) Identification, Prediction and assessment of impact. C) Suggesting the mitigation measures. D) DevelopingEMSauditing procedures. Show Answer Correct Answer: D) DevelopingEMSauditing procedures. 59. Establishment of a species in a new area is referred to as A) Ecesis. B) Aggregation. C) Migration. D) Stabilization. Show Answer Correct Answer: A) Ecesis. 60. As per Indian Standards (BIS) for drinking water desirable limit for total hardness as CaCO3 is A) 100 mg. B) 300 mg. C) 400 mg. D) 200 mg. Show Answer Correct Answer: B) 300 mg. Next →Related QuizzesScience QuizzesGeneral Knowledge QuizzesEcology Biodiversity Conservation Environmental Issues Quiz 2Ecology Biodiversity Conservation Environmental Issues Quiz 3Ecology Biodiversity Conservation Environmental Issues Quiz 4Soil And Agriculture QuizSoil Erosion And Conservation Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books