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FormoreQuestionsandResourcesforyourCSIR/ICMR/DBT/ICAR/UGC/JRFNETLifeScience
Examinationpleasevisit:www.easybiologyclass.com 1
ICMRJRFLifeScienceExamJuly2016ModelQuestionPaper(PracticeQuestionswithAnswerKey)
1. Whatarezooxanthellae?a. Deepseadwellingbrightlypigmentedfishb. Algaelivingincoralsc. Aspeciesofcrabd. Xanthomonasinfectedzooplankton
2. HemophiliaA andHemophiliaBhavenearly identicalphenotypes,but they resultfrommutationsindifferentgensontheXchromosome.Thisisanexampleof
a. Locusheterogeneityb. Epistaticinteractionc. Doubleheterozygosityd. Variableexpressivity
3. Naturalkillercellscanbedetectedinhumanperipheralbloodusinga. Anti‐cd3antibodyb. Anti‐cd25antibodyc. Anti‐cd69antibodyd. Anti‐cd16antibody
4. Balancedgeneticpolymorphismoccurswhenthereisselectionagainsta. Heterozygotesb. Allgenotypesc. Allhomozygotesd. Onlyhomozygousrecessive
5. Xthnerveisanexampleofa. Mixedcranialnerveb. Sensorycranialnervec. Spinalnerved. Motornerve
6. Whichofthefollowingvirusesisknownforitsantigenicvariation?a. Rabiesb. Influenzac. Yellowfeverd. Japaneseencephalitis
7. Scrapieiscausedbywww.easy
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a. Fungalproteinb. Bacterialproteinc. Plantlipoproteind. Prion
8. WhichofthefollowingcellssecreteE‐selectins?a. Eosinophilsb. Endothelialcellsc. Microglialcellsd. Epithelialcells
9. Whichofthefollowingcaninducepolyploidy?a. Cytochalasinb. Colchicinec. Quinined. Hydazin
10. DeoxypositionofdoxyriboseinDNAisata. 1stcarbonb. 3rdcarbonc. 2ndcarbond. 5thcarbon
11. Whichofthefollowingnon‐codingRNAsisinvolvedinRNAeditinga. SnRNAb. SiRNAc. gRNAd. MiRNA
12. Whichofthefollowingtypesofneuronsispredominantlylostinnarcolepsy?a. Cholinergicb. Orexinergicc. Noradrenergicd. Histaminergic
13. Areasoflowproductivityaretermedasa. Oligotrophicb. Heterotrophicc. Hypotrophicd. Eutrophic
14. Organismsthatareplanktoninthejuvenilestage,butnektonorbenthosintheadultstagearecalled
a. Meroplanktonb. Macroplanktonc. Holoplanktonwww.ea
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logyc
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d. Picoplankton15. Thezygote:endosperm:materialtissueratioinawell‐developedseedis
a. 1:1:1b. 2:1:2c. 1:3:1d. 1:2:1
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