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This set of Biology Multiple Choice Questions & Answers (MCQs) focuses on Environmental Issues Set 5

Q1 | How can we control global warming?
Q2 | What is the present scenario of deforestation in India as compared to beginning of twentieth century?
Q3 | What should be the forest cover recommended by National Forest policy (1988)?
Q4 | Ozone depletion in the stratosphere will cause .. AIMS1992
Q5 | Eutrophicatico causes decrease in .. AIMS1996
Q6 | Green house effect is caused by… AFMC2002
Q7 | Ozone hole refers to… AFMC2001
Q8 | Green house effect is due to..… AMU2001
Q9 | As it travels along the food chain the concentration of DDT.. KCET2001
Q10 | Reason for ozone hole is KCET2001
Q11 | In the coming year skin related disorders might be more common due to …
Q12 | Which unit is used for measuring thickness of ozone layer? AIIMS2009
Q13 | Match the items given in _ans_key_column I and II_ans_key_Column-1 Column-II_ans_key_(P) Catalytic converter (i) Cl_ans_key_(Q) Scrubber (ii) CO &Nitrogen oxide_ans_key_(R) Polyblend (iii) SO2_ans_key_(S) Freon (iv) Plastic
Q14 | Match the items given in column I and II KeralaPMT2011_ans_key_Column-1 Column-II_ans_key_(P) Electrostatic precipitator (i) Removes gases like SO2_ans_key_(Q) Scrubber (ii) Removes impurities from exhaust of vehicles_ans_key_(R) Catalytic converter (iii) Removes particulate matter
Q15 | Match the items given in column I and II_ans_key_Column-1 Column-II_ans_key_(P) CNG (i) Rhodium_ans_key_(Q) Ozone (ii) Db_ans_key_(R) Catalytic converter (iii) Du_ans_key_(S) Noise (iv) Non carcinogenic
Q16 | Match the items given in column I and II_ans_key_Column-1 Column-II_ans_key_(P) Biodegradable waste (i) Bottles,cans,metals_ans_key_(Q) Nonbiodegradable waste (ii) Domestic waste,cow dung_ans_key_(R) Recyclable waste (iii) Mercury,DDT
Q17 | Match the items given in column I and II_ans_key_Column-1 Column-II_ans_key_(P) Global warming (i) Mercury,DDT_ans_key_(Q) Eutrophication (ii) Rise in sea level_ans_key_(R) Biological magnification (iii) CH4,CO2_ans_key_(S) Green house effect (iv) Algal bloom
Q18 | Match the items given in column I and II_ans_key_Column-1 Column-II_ans_key_(P) 1988 (i) Noise pollution added in Air act_ans_key_(Q) 1974 (ii) Concept of joint forest management_ans_key_(R) 1980 (iii) Chipako movement_ans_key_(S) 1987 (iv) Natoinal Forest policy
Q19 | Match the items given in column I ,II and III_ans_key_Column-1 Column-II Column-III_ans_key_(P) Garhwal (i) Ramesh Dagar (a) Bishnoi Community_ans_key_(Q) Jodhpur (ii) Ahmad Khan (b) Chipako movement_ans_key_(R) Haryana (iii) Sunderlal Bahuguna (c) Polyblend_ans_key_(S) Bangalore (iv) Amruta Devi (d) Organic farming
Q20 | Match the items given in column I and II_ans_key_Column-1 Column-II_ans_key_(P) Water accumulation in potted plant (i) Chemical fertilizers_ans_key_(Q) Aquatic weed (ii) Mercury,DDT_ans_key_(R) Eutrophication (iii) Eichhornia_ans_key_(S) Nonbiodegradable (iv) Water logging
Q21 | For the given statement which option is correct? _ans_key_Statement:_ans_key_(X) Air pollution causes injury to all living organisms._ans_key_(Y) The harmful effect depends on the concentration of pollutants, duration .
Q22 | . For the given statement which option is correct? _ans_key_Statement:_ans_key_(X) Polyblend is a fine powder of recycled modified plastic._ans_key_(Y) In Bangalore roads are made of mixture of Polyblend and bitumen which increases Strength of the road.
Q23 | For the given statement which option is correct?_ans_key_Statement:_ans_key_(X) Due to green revolution production of crop is more._ans_key_(Y) Water logging and soil salinity is the outcome of green revolution.
Q24 | For the given statement which option is correct?_ans_key_Statement:_ans_key_(X)Unleaded petrol should be used in automobiles with catalytic converter to reduce pollution._ans_key_(Y)Lead in the petrol inactivates Rhodium and palladium .
Q25 | For the given statement which option is correct? Statement:_ans_key_(X)DDT and plastic both are nonbiodegradable Waste_ans_key_(Y) As the time passes, Pollutants of domestic sewage does not remain pollutants.