Tiêu đề 171920_Assistant Fisheries Officer_Question Paper-II.pdf ✅

DO NOT OPEN THIS TEST BOOKLET UNTIL YOU ARE ASKED TO DO SO TesREr,es Tilme AIIowed : 2£ Hours TEST BOOKLET T.B.C.:AFO(SR)_2/2o ASsl::t:NHTE::::ESR:FESN8:;!CER sl. No. 83$9 PAPER - 11 Maximum Marks : 400 : INSTRUCTIONS TO CANDIDATES : 1. . IMMEDIATELYAFTER COMMENCEMENT OF THE EXAMINATION, YOU SHOULD CHECK THAT THIS TEST BOOKLET DOES NOT HAVEANY UNPRINTED OR TORN OR MISSING PAGES OR ITEMS ETC. IF sO, GET IT REPIACED BYAcOMPLETE TEST BOOIqET OF SAME SERIES ISSUED TO YOU. 2. ENCODECLEARLYTHETEST BOOKLETSERIESA, B,C OR D,ASTHE CASE MAYBE. IN THE APPROPRIATE PLACE IN THE ANSWER SHEET USING BALL POINT PEN (BLUE OR BLACK). 3. You have to enteryour Roll No. on theTest Booklet in the Box provided alongside. DO NOT write anyth/.ng e/se on the Test Booklet. 4. YOU ARE REQUIRED TO FILL uP a DARKEN F`OLL NO., TEST BOOKLET / QUESTloN BOOKLET SERIES IN THE ANSWER SHEET AS WELL AS FILL uP TEST BOOKLET / QUESTioN Boor(LET SERIES AND sERiAL No. AND ANswER SHEET SERIAL No. IN THE ATTENDANCE SHEET CAREFULLY. WRONGLY FILLED UP ANSWER SHEETS ARE LIABLE FOR REJECTION AT THE RISK OF THE CANDIDATE. 5. This Test Booklet contains 200 items (questions). Each item (question) comprises four responses (answers). You have to select the correct response (answer) which you want to mark (darken) on the Answer Sheet. In case, you feel that there is more than one correct response (answer), you should mark (darken) the response (answer) which you consider the best. In any case, choose ONLY ONE response (answer) for each item (question). 6. You have to. mark (darken) all your responses (answers) ONIJY on the separate Answer Sheet provided by using BALL P0ll\lT PEN (BLUE OR BLACK). See instructions in the Answer Sheet. 7. AIl items (questions) carry equal marks. All items (questions) are compulsory. Your total marks will depend only on the number of correct responses (answers) marked by you jn the Answer Sheet. There will be no neg.ative marking for wrong answer. 8. Before you proceed to mark (darken) in the Answer Sheet the responses (answers) to various items (questions) in the Test Booklet, you have to fill in some particulars in the Answer Sheet as per the instructions sent to you with your Admission Certificate. 9. After you have completed filling in all your responses (answers) on theAnsver sheet and ater conclusionoftheexamination,youshouldhandovertothelnvigilatortheAnswersfoeefissued to you. You are allowed to take with you the candidate's copy / second page of the Ansvver Sheet along with the Test Booklet after completion of the examination, for your reference. 10. Sheets for rough work are appended in the Test Booklet at the end. DO NOT OPEN THIS TEST BOOKLET UNTIL YOU ARE ASKED TO DO SO CN - 2AV28 (Turnover) SEAL,
1. Deepestlakeintheworldis: (A) Baikal lake (8) Superiorlake . (C) Chilkalake (D) Pulicatlake 2. Abundant bloom-s of Frag/.//an.a- ocean/.ca indicates presence of a particular fish : (A) Sardine (8) Mackeral (C) Bombayduck (D) Tuna 3. Which one of the following comes under lentic series ? (A) Creeks (8) River (C) Streams (D) Lake 4. Redtidecausedby: (A) Bacteria (a) Fungi (C) Dinoflagellates (D) Diatoms 5. . ELNINOcurrentoccursoffthecoast of: (A) Antarctica (8) EastAustralia (C) Northsea (D) Peru CN -2AI28 (2) 6. . Point at which respiration and photosynthesis is equal known as : (A) Averagedepth (8) Meandepth (C) Compensation depth (D) Noneofthese 7. Which areas intheoceansare rich in fish population ? (A) Upwelling area (8) Pelagic region (C) Benthicregion (D) Noneofthese. 8. Chilkalakeis: (A) Lagoon (a) Bhery (C) Backwater (D) Mangrove 9. The largestestuarineecosystem of India is : (A) HooghlyMatlah estuary (8) Mahanadisystem (C) Godavari system (D) Narmadasystem 10. Itisan animalassociationwhere no parther is hamied. One or both the partners are benefited is called : (A) Symbiosis (8) Commensalisms (C) Mutualism (D) Noneofthese Contd.
11. A symbiotic inter-specific relationship where one partner is benefited and other partner is not harmed : (A) Symbiosis (a) Mutua[ism (C) Commensalisms (D) Noneofthese 12. Oxbowlakeformedby: (A) Pondactivfty (8) .Ocean activity (C) Riveractivity (D) AIlofthese 13. The ten ecology derived from : (A) British (a) Greek (C) Latin (D) 'Noneofthese 14. Transparency is measured by : (A) Secchidisc (8) Salinometer (C) Hydrometer (D) Naphlometer 15. Epilimnion refers : (A) Bottom layerofwater (8) Upperlayerofwater (C) Middlelayerofwater (D) Noneofthese CN -2AI28 (3) 16. . Hypolimnion refers : (A) Bottom layerofwater (8) upperlayerof water (C) Middle layerofwater (D) Noneofthese 17. ThermoclineorMetalimnien refers : (A) Middlelayer (a) Upperlayerofvater (C) Bottom layerofwater (D) Noneofthese 18. Animals which can tolerate wide TangeOfsaltconcendatonarecalled: (A) Euryhaline (a) Stenohaline (C) OIigohaline (D) Noneofthese 19. Animal which can tolerate narrow range of salt concentrations are called : (A) Euryhaline € (8) Stenohaline (C) Both(A)and(B) (D) Noneofthese isthemouthofariverwhere seawater and fresh water mix. (A) Estuary (8) Reservoir (c) Lake (D) Noneofthese (Turnover)
21. Exampleforbluegreenalgaeare : (A:) Anabaena (8) Nostoc (a) Microcystis and oscillatoria (D) AIIofthese 22. In an ecosystem the various food chains are inter connected with each othertoformanetworkcalled': (A) Foodweb (a) Enengyflow (C) Trophic level (D) Noneofthese 23. The process at which atmospheric freeN2isconvertedintosolublesats like nitrites and nitrate : (A) Ammonia`fixation (a) Nitrogen fixation (C) Denitrification (D) Noneofthese 24. The conversion of nitrate into ammonia or free nitrogen : (A) Denitrification (8) Nitrogen fixation (C) Ammonia fixation (D) Noneofthese 25. Organism living onthebottom : (A) Benthos (a) Neuston (C) Nekton (D) Noneofthese CN -2AI28 26. Organism attached or clinging to water plants : (A) Nekton (a) Benthos (C) Periphyton (D) Noneofthese 27. These are organisms surviving atthe air-water interface : (A) Neuston (8) Benthos (C) Periphyton (D) Noneofthem 28. The name "plankton" is coined by : (A) Rirtcher (8) Hynes (C) Hensen (D) Noneofthem 29. Groupsofsmall land treesthatinhabit inter tidal mud flats and estuarine deltas along their tropical and subtropical sea-coasts : •(A) Coralreef (8) Mangroves (C) Beels (D) Noneofthese 30. Respiratory root found in mangrove is: (A) Pneumatophores (a) Pedaldise (C) Tube feet (D) Noneofthese Contd.