QUIZ MASTER - ENVIRONMENT

Q1.  Montreal Protocol bans the production of
a) CFCs
b) Halons
c) Both the above
d) None of the above  ************************ Q. 2 Ozone can be destroyed by a which of the folloing free radical catalysts a) hydroxyl radical (OH.) b) nitric oxide radical (NO.) c) chlorine atom (Cl.) d) All of them  ******* Q. 3 Chlorofluorocarbons, known as ozone-depleting substances, are used in a) Filling Air Baloon b) In the production of tubeless tyres c) Pressurizing agents in aerosol cans d) All of them   Q. 4 Ultraviolet (UV) radiation is used in the water purification systems. What is the benefit a) It penetrates the outer cell wall of the microorganism, passes through the cell body, reaches the deoxyribonucleic acid (DNA)and alters the genetic material. b) It destroys the microorganisms in water in a nonchemical manner c) In the cleaning process no residue is produced d) All of them Q. 5  Consider the following 2 statements : 1. chlorine more efficient than bromine at destroying ozone 2. There much less bromine in the atmosphere compared to chlorine at present a) Both 1 & 2 are correct b) Only 1 is correct c) Only 2 is correct d) Both 1 & 2 are incorrect    Q. 6 the ozone hole is most usually measured in terms of a) ozone concentrations b) the reduction in the total column ozone above a point on the Earth's surface c) Both the above d) None of the above Q. 7 If 600 DU of ozone brought down to the surface of the Earth at 0 degree Celsius would occupy a layer of a) 6 mm thick b) 3 mm thick c) 2 mm thick d) 12 mm thick   Q8- Which of the following statement is true regarding polar stratospheric clouds (PSC) a) Ozone depletion is reduced in the presence of polar stratospheric clouds (PSCs) b) PSCs formation is more common in extreme cold of the Arctic and Antarctic stratosphere c) Both the above d) None of the above Q. 9 Which of the following statement is correct regarding CFCs a) CFCs are the most instable organic compounds b) In the presence of UV light CFCs associates with chlorine atoms c) The Cl-catalyzed ozone depletion can take place in the gaseous phase d) All of the above Q. 10 Consider the following 2 statements : 1. During winter, PSCs are more abundant at Antarctic 2. Antarctic ozone depletion is greatest during spring rather than winter a) Both 1 & 2 are correct b) Only 1 is correct c) Only 2 is correct d) Both 1 & 2 are incorrect Q.11 Consider the following 2 statements : 1. During winter, PSCs are more abundant at Antarctic 2. Antarctic ozone depletion is greatest during spring rather than winter a) Both 1 & 2 are correct b) Only 1 is correct c) Only 2 is correct d) Both 1 & 2 are incorrect "PASSION-IAS-LIBRARY,  Old Rajendra Nagar , New DELHI" A NO PROFIT NO LOSS INITIATIVE  Specially for Serious Candidates of UPSC MAIN-2015. All sorts of arrangements are put in place........          Serene Ambience, Optimum temperature, 20 MBPS  Internet Speed,   tea coffe.  Arrangement for   Lunch and Dinner just out of it........... & Above all -  No Disturbance and Cordial , Co-Operative & Guiding Management .......... This year a great no. of TOP RANKERS are expected from here ............. If you really aspire to be the next Ranker and have access to Rajendra Nagar or Karol Bagh  then, keep in touch and Avail this Library -We will welcome you in our A CHEAP AND BEST LIBRARY  Near Rajendra Place & Karol Bagh Metro Stations http://www.justdial.com/Delhi/Passion-Upsc-Library-%3Cnear%3E-Basement-Of-Prem-Sons-Book-Store-Old-Rajender-Nagar/011PXX11-XX11-131001183110-K6Y5_RGVsaGkgTGlicmFyaWVzIEthcm9sIEJhZ2g=_BZDET http://delhi.locanto.in/ID_448906890/PASSION-READING-LIBRARY-for-IAS-UPSC-aspirants-Stuedents.html http://delhi.quikr.com/PASSION-STUDENT-LIBRARY-READING-ROOM-in-Old-Rajendra-Nagar-New-Delhi-110060-W0QQAdIdZ211463205 KEEP IN TOUCH  For the Best quality UPSC MAIN-2015 TEST SERIESE- GS Papers and Optionals- Philosophy & Hindi Lit.  CONTACT: SHUKLA Sir @ 9911028487 Passion IAS Library 4D-13,  Prakash Dairy Basement Old Rajendra Nagar, New Delhi By IAS-OneStopForum https://www.facebook.com/groups/608020872659777/ Thanks