7/29/2019 Environmental Studies Jan 2013 New C

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10CIV18/28USN I I I I I I I I I I I Question Paper Version : C

First/Second Semester B.E Degree Examination, January 2013Environmental Studies

(COMMON TO ALL BRANCHES)Time: 2 hrs.] [Max. Marks: 50INSTRUCTIONS TO THE CANDIDATES

1. Answer all the fifty questions, each question carries ONE mark.2. Use only Black ball point pen for writing I darkening the circles.3. For each question, after selecting your answer, darken the appropriate circle corresponding to the

same question number on the OMR sheet.4. Darkening two circles for the same question makes the answer inval id .5. Damaging/overwriting, using whiteners on the OM R sheets are strictly prohibited.

). In the world's population. India accounts tora) 10% b) 5%

2. World Envi ronmental Day is celebrated ona) 5'h June b) I l 'h June3. Excess fluorides in drinking water is likely to cause

a) b lu e babies b) flurosis4. The leader ofChipko mov ement is

a) Sunderlal Bahuguna b) Medha Patkar5. E. I.A. can be expanded as

a) Environment and Industrial Actc) Environment Impact Assessment

6. Which of the following is not a biodegradable pollutant?

c) 25% d) 16%c) 12th January d) 8'h September

c) taste and odour d) intestinal irritation

c) Vandana Shiva d) Suresh Heb likarb) Environment and Impact Activit iesd) Environmentally Important Activity

a) Plastic b) Skins of vegetables and fruits c) Dry leaves d) Paper7. Minamata disease is caused by

a) cadmium b) strontium8. BOD stands fora) Biochemica l Oxygen Demandc) B iogeochemical Oxygen Demand

9. Greenhouse effect is caused by excess ofa) C02 b) Hz

I 0. Photochemical smog is caused bya) PAN +0 2 b)PAN + 0 3

I I . Energy flow in any ecosystem is alwaysa) bidirectional b) unidirectional

12. Sundarbans is the name of place ina) Assam b) West Bengal

13. Mangrove forests are seen ina) Mumbai b) Nicobar Islands14. Rearing fish is calleda) piscicultur e b) ser iculture

15. Western Ghats are not located ina) North-East India b) Maharastra

16 . Medha Patkar is famous fora) Chipko Movement b) Narmada Bachao Andolan

17. Examples of renewable resources area) wind energy b) so lar energy

18. Biogas is mad e up most ly ofa) hydrogen b) carbon dioxide

19. Pyramid of numbers in a pond ecosystem is alwaysa) inverted b) erect

20. Cycl ing of materials in the biosphere is cal leda) biochemical cyc le b) biophysical cycle

c) mercury d) uraniumb) Biological Oxygen Demandd) None of these

c) Hed) PAN + COz

c) multidirectional d) none of thesec) Kamataka d) A ll of these

c) West Bengal d) A ll of thesec) fi shiculture d) horticulturec) Peninsular Indi a d) Gujarat

c) Green Revolution d) Si lent Valley Project

c) tidal energy d) all of thesec) ethane d) methane

c) irregular d) none of thesec) biogeochemical cycle d) geochemica l cycle

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7/29/2019 Environmental Studies Jan 2013 New C

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10CIV18/2822. Salim Ali was an expert ina) agricultural sciences b) rainwater harvesting c) ornithology d) environmental law23. Which of the following diseases is not spread by water?a) diarrhea b) chickenpox c) cholera d) dysentery24. D.D.T. is a

a) fungicide b) pesticide c) fertilizer d) disinfectant25. Which of the following waste material is degradable?a) plastic b) metal c) glass d) paper26. Environmental Education is targeted toa) general public b) professional social groups c) technicians and scientists d) all of these27. Bhopal gas tragedy caused due to leakage ofa) Methyl !so Cyanate (MIC) b) Suplhur dioxide c) Mustard gas d) Methane28. Which state is having highest women literacy rate in India?

a) Kamataka b) Punjab c) Rajasthan d) Kerala29. The virus that causes AIDS isa) HIV b) TMY c) HMV d) none of these30. Kalahazar is spread bya) tape worms b) rats c) mosquitoes d) sand tlies31. Which of the following is not a greenhouse gas?a) C02 b) CH4 c) CFC d) H232. Ionizing radiations of ecological importance are

a) a - rays b) p - rays c) y- rays d) all of these33. The proportion of methane in biogas isa) 20 to 30% b) 10 to 30% c) 60 to 70% d) 80 to 90%34. Which is not a natural disaster?a) Cyclone b) Nuclear explosion c) Earthquake d) Volcano35. Landslides are caused bya) earthquakes b) dam building c) mining d) all ofthese36. Radiation is a health hazard because it leads toa) typhoid b) cancer c) colour blindness d) pneumonia37. Which ofthese gases causes air pollution?

a) Nitrogen b) Hydrogen c) Water vapour d) Carbon monoxide38. Kitchen Wastes containa) non-biodegradable pollutants b) biodegradable pollutants c) radioactive pollutants d) none of these39. Water pollution is caused bya) sewage b) industrial effluents c) discharge from form s d) all of these40. D.D.T. pollutesa) air b) water c) soil d) all of these41. Pyramid of energy is alwaysa) inverted b) erect c) rectangular d) none of these42. Herbivores area) primary producers b) consumers c) decomposers d) all ofthese43.

44.

45.

The sequence of organisms in a food chain isa) consumer p r o d u c e r ~ decomposerc) p r o d u c e r ~ d e c o m p o s e r ~ consumerWhich of the following is a top carnivore?a) Tiger b) CrocodileOne method of Nitrogen fixation in nature is bya) thunder b) rain

46. Coal is a

47.

48.

49.

a) renewable source of energyc) non-renewable source of energyWhich of the following is a non-polluting source of energy?a) Coal b) PetroleumDeforestation is majorly caused bya) mining b) overgrazingMajor dams may causea) earthquakes b) hurricanes

b) d e c o m p o s e r ~ consumer ~ p r o d u c e r d) p r o d u c e r ~ c o n s u m e r ~ decomposerc) Hawk d) All of thesec) lightning d) stormb) inexhaustible source of energyd) none of thesec) Natural gas d) Solar energyc) dam building d) all of thesec) storms d) cyclones

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