Y%S,xld Ôj úohd T,sïmshdâ ;r`.h PDF

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Y%S,xld Ôj úohd T,sïmshdâ ;r`.h 2011 Wmfoia( fuu m%yak m;%h A iy B fldgiaj,ska hqla;h' A fldgi nyqjrk m%yak 40 uq,l=kq 40' B fldgi flá ms

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Y%S,xld Ôj úohd T,sïmshdâ ;r`.h 2011 Wmfoia( fuu m%yak m;%h A iy B fldgiaj,ska hqla;h' A fldgi nyqjrk m%yak 40 uq,l=kq 40' B fldgi flá ms s;=re m%yak 20 uq,l=kq 60 ish u m%yakj,g ms s;=re imhkak' ld,h meh 2 hs' A fldgi - nyqjrk m%yak 1' my; i yka ljr øjh - ld;h iïnkao;djh jerè ^1& iqlafrdaia - wdydr mßjykh ^2& lhsáka - wdydr ixñ; lsíu ^3& iqfnßka - mdr.uh;dj isud lsíu ^4& fyñfi,shqf,daia - jhqy ikaodrkh ^5& fld,ecka - hdka;%sl ikaodrkh 2' fm%daàk yd DNA ikaikaokh flfrk my; i yka m%ldy w;ßka ljrla jerè ^1& foj¾.hu úiunyqwjhjl fõ' ^2& DNA ys,slai jhqyhla idok kuq;a fm%daàkj, ys,slai jhqy ke;' ^3& fm%daàk.=kydkslrkh idudkhfhka wm%;sj¾;h jk kuq;a DNA.=KydkslrKh m%;sj¾;h fõ' ^4& foj¾.hu by WIAK;aj iy wdka;sl ph w.hkays.=kydkslrkh fõ' ^5& DNA iy fm%daàk wkq foj¾.fhau wnhka;r H - nkaok u.ska jhqyh ia:dhs flf¾' 3' tkaihsuhl jhqyh ;SrKh lsíu i yd jvd;a u jeo.;a jkafka my; i yka tajd w;ßka ljrla ^1& ix,.ak ldkav ^2& iytkaihsuh ^3& ksfyaol ^4& wldnksl whk ^5& il%shl 4' pl%sh m%nd fmdiafmdrhs,slrkh ms sn j jerè m%ldyhla jkafka my; i yka tajd w;ßka ljrla ^1& tys tlu wka;m,h jkafka ATP h' ^2& C4 m%ndixiaf,ail Ydlj, l,dm fldmq ffi, ;= th isÿ fõ' ^3& wka;¾ mxcrlksld ;hs,fldhsv mg,j, th isÿfõ' ^4& th m%ndixiaf,ail nelaàßhdj, mukla isÿ fõ' ^5& th m%ndixiaf,aikfha PSI m%ldy m%;sl%shdj, isÿ fõ' 5' iajik mßjd;a;sh ms sn j jerè m%ldyhla jkafka my; i yka tajd w;ßka ljrla ^1& fïo TlaislrKfha weisghs,a iytkaihsu-a jeo.;a w;rueè ixfhda.hls' ^2& lafríia pl%fha w;rueè ixfhda. weuhsfkda wï, ixiaf,aikh i yd fhdod.; yelsh' ^3& msiaguh îcj, Yajikh i yd wjyh m%udkhg jvd wvq Tlaiscka m%udkhla f;,a iys; îcj, Yajikh i yd wjyh fõ' ^4& Yajikfha.aÆfldaia Ndú;h i yd Wmia;r uügfï fmdiafmdrhs,slrkh w;hjyh fõ' ^5& uhsgfldkaä%hd ;= ATP ixiaf,aikh fm%dafgdak fmdïm l%shdj,shla yd iïnkao fõ' 6' Ôùka ldkav wgla my; i yka fõ' a. ihfkdnelaàßhd b.yß; fkdjk i,a*¾ nelaàßhd c. oï fkdjk i,a*¾ nelaàßhd d. È,Sr e. r;= we,a.s f. fndfyda Ydl g. i;=ka h. khsá%ldrl nelaàßhd Ôùkaf.a fmdaikh ms sn jerè m%ldyh l=ula ^1& m%nd iajhxfmdaiska - a iy f ^2& ridhksl iajhxfmdaiska - c iy h ^3& m%nd úiufmdaiska - b iy c ^4& ridhksl úiufmdaiska - d iy g ^5& m%nd iajhxfmdaiska - a iy e 7' È,Sr ms sn jerè m%ldyh f;darkak' ^1& tajd w;r ksoe,af,a fjfik iyôù yd mrfmdais È,Sr we;' ^2& ish u È,Sr îcdkqj,ska m%ckkh lrhs' ^3& ish u È,Srj,,sx.sl m%ckk l%u we;' ^4& Ôjk pl%fha oaú.=kl wjia:dj b;d flá úh yelsh' ^5& È,Sr iq;%sldj, yria ì;a;sj, isÿre we;' 8' fgfrd*hsgd ^Pterophyta& Ydlj,g mukla,dlaiksl jkafka my; i yka tajd w;ßka ljrla ^1& j¾ol m;%j, îcdkqodks oeíu ^2& îcdkq foj¾.hla oeíu ^3& iajdëk ckaudkq Ydlh yd îcdkq Ydlh ^4& j,h iys; îcdkqodksh ^5& îcdkqodks fidarij, we;sùu 9' ksjerè m%ldyh f;darkak' m%ndúiufmdaiska ^1& ldnka m%njh f,i CO 2 Ndú; lrhs' ^2& le,aúka pl%fhka ldnka ;sr lrhs' ^3& Yla;sh,nd.ekSu i yd wldnksl ixfhda. TlaislrKh lrhs' ^4& nelaàßhd w;r mukla oelsh yelsh' ^5& yß;i,a*¾ nelaàßhd u.ska ksfhdackh fõ' 2 Institute of Biology, Sri Lanka 2011 10' maf,dahu mßjykh ms sn j my; i yka tajd w;ßka ljrla jerè ^1& maf,dahu ner lsíu idkaøk wkql%ukhg tfrysj isÿ fõ' ^2& maf,dahu ner lsíu i yd Yla;sh iypr ffi,j,ska iemfha' ^3& we;eï Ydlj, iypr ffi, mg, mdiag lafia;%m,h fnfyúka jeä ù we;' ^4& fmfkar k, tall ffi,ma,diauh rys; u ffi, fõ' ^5& ffy,uh ;= isÿjk c, mßjykh maf,dahuh ;= úreoao ÈYdjg isÿjk mßjykh i yd bjy,a fõ' 11' mqáld ms sn j jerè jkafka my; i yka tajd w;ßka ljrla ^1& md,l ffi, m;%fha wka;¾ffi,sh wjldyj, we;s CO 2 idkaøkhg tajd ixfõ fõ' ^2& mqáld p,k hdka;%khg uq,sl jkafka ma,diau mg,h yryd isÿjk whk mßjykhhs' ^3& we;eï tal îcm;%s Ydlj, md,l ffi, jl=.vq yev fkd.ks' ^4& we;eï Ydl úfyaij, mqáld rd;%s ld,fha újd; fõ' ^5& m;%hl ABA idkaøkh jeäùu mqáld újd; ùug fya;= fõ' 12' my; i yka tajd w;ßka ljrl j¾ol øjhfha ld¾hh jerè f,i i yka fõ ^1& Tlaiska - m;% fþokh ksfyaokh lsíu ^2& weíisisla wï,h - îc m%frdaykh ksfyaokh lsíu ^3& t;s,ska - M, b u fm%arkh lsíu ^4& ihsfgdlhskska - w.%ia: m%uql;dj ksfyaokh lsíu ^5&.sfnr,ska - jdoao;dj mud lsíu 13' Ydl p,k ms sn j jerè jkafka my; i yka ljrla ^1& m%ndj¾;kh fukau.=re;ajdj¾;kho Tlaiska wdodrfhka isÿ fõ' ^2& uq,a yd l ka Tlaiskaj,g fjkia ixfõè;djka fmkajhs' ^3& Ydl uq,a RK m%ndj¾;kh fmkajhs' ^4& iam¾y ikakuk p,k whk mßjykh wdodrfhka isÿ fõ' ^5& we;eï Ydl ffi, ridhksl id¾jir p,k fmkajhs 14' äïnfldaih ;= îchla mßk; jk úg isÿùug wju yelshdjla we;af;a my; i yka ljrlg ^1& îch ks¾c,shlrkh fõ' ^2& tkaihsu il%sh fõ' ^3& j¾ol ksfyaol tla/ia fõ' ^4& l,,fha j¾okh kj;s' ^5& mßjd;a;sh l%shd wju fõ' 15' ksjerè m%ldyh f;darkak' oaúîcm;%s Ydl uq,aj, m%d:ñl j¾okfha ^1& uq,d.%fldmqj m%dlap¾ufhka iïnjh fõ' ^2& wka;yap¾uh m%dla leïìhfuka iïnjh fõ' ^3& kj uq,a wka;yap¾ufhka iïnjh fõ' ^4& msg; ndyslh ia:q,fldakdia;r njg j¾okh fõ' ^5& m%dlaffy,u mßpl%h wi,ska j¾okh fõ' Institute of Biology, Sri Lanka 16' jerè m%ldyh f;darkak' Ydl l kaj, j¾okfha ^1& kj ffi, tla flfrkafka md¾yaúl úndcl,ska muks' ^2& úndclj, l%shdldß;ajh wlkavj fkdúh yelsh' ^3& wdydr øjhj, mßjykh wíhj o isÿ úh yelsh' ^4& fmd;a; iy oejh ikd, leïìhfuka fjka fõ' ^5& wrgqfõ ish u ffi, u tajd fõ' 17' my; oelafjkafka oele;s ffi, weksñhdj iys; mjq,l fm je, igykls' frda.ska l mdáka fmkajd we;' x f,i kï fldg we;s mqoa.,hd frda.sfhla ùfï iïndjh;djh ^1& 1$2 ^2& 1$4 ^3& 2$9 ^4& 1$9 ^5& 1$36 18' Èj jl=gq lsífï yelshdj m%uql R we,s,fhka ;SrKh jk w;r jl=gq l fkdyels nj rr u.ska ;SrKh jk oaú;aj ks,sk,laikhls'.ykhl R we,s,fha ixlhd;h 0'9 kï mka;shl tla isiqjl=g Èj jl=gq l yelsùfï iïndjh;djh ^1& 0'9 ^2& 0'99 ^3& 0'81 ^4& 0'18 ^5& 0'01 19' A, B yd C kï cdk ;=k tlu j¾kfoayhl m%;snoao ù we;ehso tajd w;r is;shï ÿr my; igyfka fmkajk mßè fõ hhso is;kak' Aa Bb Cc X aa bb cc m%fõks uqyqulska,efnk m%cks;fha aa Bb cc m%fõks o¾yh orkakkaf.a m%;sy;h fldmuk ^1& 1] ^2& 2] ^3& 3] ^4& 4] ^5& 5] 20' my; oelafjk ljr wdndoh - fya;=j iïnkao;dj jerè ^1& we,snj - ks,sk,laih úld;sh ^2& vjqka iy,laikh - ;%sfoay;dj ^3& g¾k¾ iy,laikh - f,damh ^4& la,hsfkf*,ag¾ iy,laikh - úiu.=k;dj ^5& nyqwx.=,sl;dj - m%uql,laih úld;sh 21' my; oelafjk ;dlaikh - Wmfhda.s;dj iïnkao;d w;ßka ljrla jerè ^1& khsfg%dfi,shqf,daia - ldkaÿ lsíu ^2& jdylh - laf,dakslrkh ^3& we.frdaia fc, - mßkdukh ^4& DNA taik - uqyqï lsíu ^5& m%;sixfhdað; DNA - m%fõkslj úlrkh l Ôùka X A B C Institute of Biology, Sri Lanka 2011 22' ñksidf.a j¾k.kajk,o reêr w kla wkaùlaifhka mílaid l úg ksílaikh fkdlsíug bv we;af;a my; i yka tajdhska l=ula A. úyd, f.da,dldr khiaáhla iys; lkslduh ffi, B. LKaäld mylska hq;a khiaáhla iys; lkslduh fkdjk ffi, C. LKaäld follska hq;a khiaáhla iys; lkslduh wl%uj;a me;,s ffi, D. jdlal yeve;s khiaáhla iys; lkslduh fkdjk ffi, 1' C muks' 2' A muks' 3' A yd B muks' 4' B iy D muks' 5' A, B iy C muks' 23' wjfrdayk uydka;%lh yryd b lgqjla we;= l úg th.uka fkdlsíug bv we;af;a my; i yka l=uk mglh yryd 1' Yaf,aIau,lh 2' wo#yaf,aiau,lh 3' wkajdhdu fmays 4' jd;a;dldr fmays 5' uia;= mg,h 24' wka;m,hla f,i weuhsfkda wï, ksmojk m%;sl%shd W;afma%rKh lrkqfha my; i yka l=uk tkaihsuh 1' fmmaiska 2' á%maiska 3' lhsfudá%maiska 4' frkska 5' tkafgfrdlhsfkaia 25' fïoj, ld;hhla$ld;h jkafka my; i yka tajdhska l=ula tajd A mßjykh B ikaodrkh C Yla;sh ksmoùu 1' A muks' 2' A iy B muks' 3' C muks' 4' B iy C muks' 5 A, B iy C 26' fuu m%yakh my; we;s jhqy u; mokï fõ' A - kdia l=yrh B -.¾;sl m%kd,h C - iajrd,h D - Yajik wkqyajdi kd,sld E - wmsðyaúldj F - w.%ia: wkqyajdikd,sld G - wkqyajdikd,sld H - Yajdikd,h I - Yajdikd,sldj jï fmkye,af,a wor LKaäldfõ.¾;hl we;s ldnkavfhdlaihsâ wkqjla ndysrhg meñfkk ksjerè ud¾.h jkqfha my; i yka tajdhska l=ula 1. B F D G I H C E A 2. B D F G I H E C A 3. B D F G I H C E A 4. B D F I G H C E A 5. B F D G I H E C A 27' n,fhl=g tu ;rfïu uqyqÿ isxyfhl=g jvd jeä ld,hla wdydr fkdue;s j Ôj;a ùug yelshdjla ;sìh yelafla 1' n,hdf.a foay mdiagh jvd;a fyd ka mßjdrkh ù we;s ksid h' 2' n,hdf.a uq,sl mßjd;a;sh fõ.h jvd;a jeä ksid h' 3' tall foay nrg jeh lrk Yla;s m%udkh n,hdf.a jvd;a jeä ksid h' 4' foay WIaK;aj hdukh i yd jvd;a wvq Yla;s m%udkhla n,hd jeh lrk neúks' 5' n,hd jvd;a YS %fhka ;u ixñ; Yla;sh mßjd;a;shg Ndckh lrk neúks' Institute of Biology, Sri Lanka 28' ksfrda.s idudkh mßk; ñksfil=f.a fmkye,s mßud lsmhla my; oelafõ' A. Woï mßudj -500 ml B. w;sf¾l m%yajdi mßudj ml C. fmkye,s mßudj ml D. fyai mßudj ml Tyqf.a Ôj Odß;dj iy w;sf¾l wdyajdi mßudj ms sfj ska 1' 4500 ml iy 1500 ml fõ' 2' 3000 ml iy 3000 ml fõ' 3' 5500 ml iy 1500 ml fõ' 4' 4500 ml iy 2500 ml fõ' 5' 4500 ml iy 1500 ml fõ' 29' my; i yka mqoa.,hka w;=frka wvq u reêr msvkhla ;sìh yelafla 1' wjqreÿ 70 la jhie;s ksfrda.s idudkh ñksfila - weú fuka miq 2' wjqreÿ 70 la jhie;s ksfrda.s idudkh ia;%shla - Ndjkd lsífuka miq 3' wjqreÿ 40 la jhie;s ksfrda.s idudkh ñksfila - weú fuka miq 4' le uqk ukila we;s wjqreÿ 40 la jhie;s ksfrda.s ia;%shla 5' ÿ¾j, ydohla we;s wjqreÿ 40 l jhie;s ia;%shla 30' ydoh ;= g reêrh we;= ùu i yd jeäu újr ixlhdjla we;af;a my; i yka i;=ka w;=frka l=uk 1' fudard 2' mieõs,a,d 3' lerfmd;a;d 4' f.ïnd 5 ñksid 31' my; i yka fyda¾fudak w;=frka ;dm hdukh i yd ld¾hndrhla bgq lrkqfha l=uk A. ;hsfrdlaiska B. weâßk,ska C. ACTH D. GH E. TSH 1' A, B iy E muks' 2' A, B C iy D muks' 3' A, B iy D muks' 4' A iy B muks' 5' D iy E muks' 32' ñksidf.a fu,efgdakska 1' yhsfmd;e,ufia msysá fla;= foayh u.ska i%djh fõ' 2' Tima ßoauh md,kh lrhs' 3' uq,sl ld;hh f,i ifï j¾kh md,kh lrhs' 4' ffcj áldj md,kh lrhs' 5' rd;%s ld,hg jvd jeä m%udkhla Èjd ld,fha i%djh flfrkq,efí' 33' jerè m%ldyh f;darkak' ^1& Saccharomyces cerevisiae - jhska ksiamdokfha fhdod.efka' ^2& Rhizobium - mfiys we;s khsg%cka m%udkh jeä lrhs' ^3& Penicillium - frda. m%;sldr i yd fhdod.efka' ^4& Corynbacterium glutamicus -,hsiska weuhsfkda wï,h ksiamdokfha fhdod.efka' ^5& Bacillus thuringiensis isrnelensis - fvka.= uÿre lsghka u¾okh i yd fhdod.; yelsh' 34' l=re úfyai folla ksj¾;k jeis jkdka;rhl we;s.iaj, fmd;af;a fjfik ldñ úfyaihla u; Èkfha fõ,djka foll hefma kï tu l=re úfyai ^1& jdiia:dk foll tlu mdßißl ksfla;khlg wh;a fõ' ^2& tlu jdiia:dkhl tlu mdßißl ksfla;khlg wh;a fõ' ^3& fjkia jdiia:dkj, fjkia mdßißl ksfla;kj,g wh;a fõ' ^4& tlu jdiia:dkhl mdßißl ksfla;k follg wh;a fõ' ^5& tlu mßir moao;shl tlu mdßißl ksfla;khlg wh;a fõ' 6 Institute of Biology, Sri Lanka 2011 35' ffcjúúo;aj ixrlaikhg wod Ôù ldkav 5la my; oelafõ' ^A& wka;rdhg,laúh yels ^B& wka;rdhg,lajq ^C& w;syhska wka;rdhg,lajq ^D& jk mßirfha kiag jq ixrlaik m%uql;djfha jeo.;alfï wkqms sfj g wkqj my; oelafjk tajd w;ßka ljrla ksjerè 1' A B C D 2' B C D A 3' D C B A 4' B D C A 5' C D B A 36' ixfiapkfhka miqj wdjd; îcl Ydlj, äïnh îchla njg úlikh fõ' îchl my; i yka fldgia ms sn j jerè jkafka ljrla ^1& N%EKfmdaIh iefokafka oaú;aj ixfiapkfha m%;sm,hla f,ih' ^2& îcfha wdrlail wdjrk uõ Ydlfhka,o tajdh' ^3& îcfha äïnjdka;h msysá ia:dkh oel.; yelsh' ^4& ixfiapkh isÿ fkdù kï tys tal.=k l,,hla we;s úh yelsh' ^5& äïnfha jq l=laish idudkhfhka îch ;= ksfhdackh fkdfõ' 37' yß;d.dr wdprkh ms sn j my; i yka tajd w;ßka ljr m%ldylhla jerè ^1& jdhqf.da,fha we;s c,jdiam CO 2 j,g jvd yß;d.dr wdprkhg odhl fõ' ^2& CH 4,CO 2 j,g jvd wfodarla; lsrk wjfydaikfha ld¾hlaiu fõ' ^3& yß;d.dr wdprkh mdóúfha jdhqf.da,h ;rï u merks fõ' ^4& CFC yß;d.dr jdhqjla fkdfõ' ^5& ldka;drj, rd;%sh YS;ùug fya;=j yß;d.dr wdprkh wvqùuhs' 38' W;aiafõokh ms sn j jerè jkafka my; i yka tajd w;ßka ljrla ^1& W;aiafõok YS %;dj ;SrKh flfrk jeo.;au idolh jkafka jdhqf.da,sh wd¾ø;djhs' ^2& iq õ we;súg mqáld újrfha m%udkh W;aiafõok YS %;dj flfrys jvd;a n,mdhs' ^3& Y=Ial Ydlj, W;aiafõok YS %;dj idudkhfhka uoh Ydlj, YS %;djg jeä fõ' ^4& Ydlj, WÉp¾uh yryd o W;aiafõokh isÿ úh yelsh' ^5& Wi Ydlj, lsre g Lksc uq,øjh mßjykh i yd W;aiafõokh wjyh fõ' 39' my; i yka i;=ka w;ßka jvd;a ;kql uq;%d msg lrkafka ljfrla ^1& ;s,dmshd ^2& bínd ^3& n,hd ^4& uqyqÿ leianejd ^5& Èhn,a,d 40' Y%S,xldfõ mßir moao;s ms sn j jerè m%ldyh f;darkak' ^1& my;rg jeisjkdka;rj, Lksc pl%shlrkh wfkl=;a mßir moao;sj,g jvd YS %j isÿ fõ' ^2& we;eï mßirmoao;sj, idudkh jd¾isl j¾idm;kh 1250mm g jvd wvqh' ^3& úh s ñy% iodyß; jkdka;r fndfyduhla oaú;shl jkdka;r fõ' ^4& l lr jkdka;rj, we;s.ia isks fmd;a;la iys; fõ' ^5& jeis jkdka;r Wmßu m%d:ñl ksiamdokhla iys; fõ' Institute of Biology, Sri Lanka
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