C Institute of iology, Sri Lanka (2008) Y%S,xld ÔjúoHd T,sïmshdâ ;r.h 2008 fldgi i yd ms<s;=re m;%sldj iy fldgi fuu fldgi únd. mílailg Ndr fokak' fldgi mukla únd. Yd,dfjka msg;g f.kheug wjir we;' únd. wxlh fldgi i yd ms<s;=re m;%sldj ksjerè m%;spdrh x,l=kla fh fuka,l=kq lrkak' ^01& 1 2 3 4 5 ^18& 1 2 3 4 5 ^35& 1 2 3 4 5 ^02& 1 2 3 4 5 ^19& 1 2 3 4 5 ^36& 1 2 3 4 5 ^03& 1 2 3 4 5 ^20& 1 2 3 4 5 ^37& 1 2 3 4 5 ^04& 1 2 3 4 5 ^21& 1 2 3 4 5 ^38& 1 2 3 4 5 ^05& 1 2 3 4 5 ^22& 1 2 3 4 5 ^39& 1 2 3 4 5 ^06& 1 2 3 4 5 ^23& 1 2 3 4 5 ^40& 1 2 3 4 5 ^07& 1 2 3 4 5 ^24& 1 2 3 4 5 ^41& 1 2 3 4 5 ^08& 1 2 3 4 5 ^25& 1 2 3 4 5 ^42& 1 2 3 4 5 ^09& 1 2 3 4 5 ^26& 1 2 3 4 5 ^43& 1 2 3 4 5 ^10& 1 2 3 4 5 ^27& 1 2 3 4 5 ^44& 1 2 3 4 5 ^11& 1 2 3 4 5 ^28& 1 2 3 4 5 ^45& 1 2 3 4 5 ^12& 1 2 3 4 5 ^29& 1 2 3 4 5 ^46& 1 2 3 4 5 ^13& 1 2 3 4 5 ^30& 1 2 3 4 5 ^47& 1 2 3 4 5 ^14& 1 2 3 4 5 ^31& 1 2 3 4 5 ^48& 1 2 3 4 5 ^15& 1 2 3 4 5 ^32& 1 2 3 4 5 ^49& 1 2 3 4 5 ^16& 1 2 3 4 5 ^33& 1 2 3 4 5 ^50& 1 2 3 4 5 ^17& 1 2 3 4 5 ^34& 1 2 3 4 5
Sri Lankan iology Olympiad 2008 Examination page 2 fldgi ^flá ms<s;=re m%yak& ish m%yak i yd imhd we;s bfvys ms<s;=re,shkak' E fyda D olajd m%;spdr f;aíug we;s m%yak i yd tla m%;spdrhla fyda lsysmhla ;sìh yels h' tu m%;spdr ish,a, i yka l< hq;=h' 1' fm%daàk j¾. iuyrla fufiah' ' fld,ecka ' ysfud.af,dìka C' we,aìhqñka D' welaáka E' flaiska fïjd w;ßka ljrla" 1' mßjdyl fm%daàk o@ '''''''''''''''''''''''''''''''''''''''''''''''''''' 2' ixñ; fm%daàk o@ '''''''''''''''''''''''''''''''''''''''''''''''''''' 3' ;ka;=uh fm%daàk o@ '''''''''''''''''''''''''''''''''''''''''''''''''''' 4' ixfldapl fm%daàk o@ '''''''''''''''''''''''''''''''''''''''''''''''''''' 2' iôù ffi,j, we;s jhqy myla my; oelafõ' ' rhsfndfidau ' yß;,j C' uhsgfldkaä%hd D',hsfidfidau E' fmfrdlaisfidau fïjd w;ßka ljrla 1' DN orhs o@ '''''''''''''''''''''''''''''''''''''''''''''''''''' 2' nelaàßhd ffi,j, oelsh yelso@ '''''''''''''''''''''''''''''''''''''''''''''''''''' 3' tall mg,hla orhso@ '''''''''''''''''''''''''''''''''''''''''''''''''''' 4' legf,aia tkaihsu orhso@ '''''''''''''''''''''''''''''''''''''''''''''''''''' 3' my; m%ia;drh lsishï úp,h idolhl fjkiaùu tkaihsu m%;sl%shdjl fõ.h fjkiaùug n,mdk whqre olajhs' Y m%;sl%shd YS>%;dj 1' X wlaifha oelafjk úp,h idolh l=ulao@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' m%ia;drfha fldgfia tkaihsuhg isÿjkafka l=ulao@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' l,dfõ tkaihsuhg isÿjk fjki m%;hdj¾:o@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' fï wdldrhg l%shdlrk msiag c, úéfþokh lrk tkaihsuhla kï lrkak'''''''''''''''''''''''''''''''''''''''' 4' iuyr N+f.da,Sh wjê lsysmhla my; oelafõ' ' flaïì%hka ' m¾ñhka C' fvfjdakshka D' cqrdisla E' pd;=¾: by; ljr wjêhla 1' u;aihhkaf.a wjêh f,i ie,lsh yelso@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' mlaiskaf.a we;sùu olajhso@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' g%hsf,dnhsgd kiagùu olajhso@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' imqiam Ydl we;sùu olajhso@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 5' fuu m%yakh my; tajd u; mokï fõ' ' Ulva ' Pterophyta C' Reptlia D' Dicotyledoneae E' Lepidoptera my; i yka tajd ksremkh lrkafka ljrlao@ 1' jxyh$fldügdyh@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' j¾.h@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3'.Kh@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' f.da;%h@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' X
Sri Lankan iology Olympiad 2008 Examination page 3 6' m%frdaykh jk îcj, Yajikh oelafjk mílaikhla my; remfhka oelafõ' yd hkq îc iudk ixlhdjka iys; ma,dial=h' ma,dial=jg îcj,g wu;rj KOH iys; k,hla oud we;' k,j, uq,a øj uügï O f,i olajd we;' mehlg miqj ys øj uügu h 1 yd ys uügu h 2 úh' h 1 o h o 2 1' Yajik,íêh.Kkh lrkak'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' ma,dial=j ;=< ;snqfka t`vre îc kï Yajik,íêfha wdikak w.h fldmuko@ '''''''''''''''''''''''''''''''''''''''' 3' ma,dial= foflys m%frdaykh jk uqx îc ;snqks kï" h 2 ìkaÿj o" Ok o" idk o@ '''''''''''''''''''''''''''''''''''' 4' fuu mílaikhg úh<s îc fjkqjg m%frdaykh jk îc fhdod.;af;a wehs@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 7' my; rem igyfka oelafjkafka fjka aü úiska Ü îc me,j, îcd.%m iïnkaoj l< mílaikhls' w f¾ ;nkq,enq îcd.%mhla w.%fþokh fldg tys w.%h ta.d¾ u; ñks;a;= lsysmhla ;nkq,eîh' u.ska oelafjkafka tu ta.d¾ lene,a, me;a;lg nrj ;nkq,enq w.% fþokh l< îcd.%mhls' u.ska oelafjkafka tu mílaikfha md,lhhs' > > > > > 1' ys ta.d¾ lene,a, me;a;lg fkdj" îcd.%mh uohfha ;enqúg m%;sm,h l=ula úh hq;=o@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' fuu mílaikj,ska fidhd.;a øjhh l=ulao@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' fuu mílaikh w f¾ isÿlrk,oafoa wehs @ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' ys ta.d¾ lene,a, j,g jvd fjkia jkafka flfiao@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Sri Lankan iology Olympiad 2008 Examination page 4 8' wkaùlaihla ;=<ska neæ úg Ydl l l yrialvl fldgila my; remfhka oelafõ' 1' fuu yrialv,nd.;a Ydl l iqßhldka; o ke;fyd;a ;DK Ydlhlao@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' f,i olajd we;s mglh kï lrkak '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' f,i olajd we;s mglh kï lrkak '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' mglfha ld;hhla,shkak '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 9' my; oelafjk Cycas äïnfha fldgia kï lrkak' C D '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' C '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' D '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 10' fuu m%yakh kshqfrdakhla Tiafia iakdhq wdfõ. ikakhkh yd iïnkaojhs' 1' kshqfrdakh wl%sh wjêfha we;s úg ffi,h ;=< jq m%odk legdhkh l=ulao@ ''''''''''''''''''''''''''''''''''''''' 2' mg,fha l=uk me;af;a idk wdfrdamkhla we;ao@ ^we;=<; fyda msg;& ''''''''''''''''''''''''''''''''''''''' 3' mg, únjh 70mv isg +40mv olajd fjkia jkafka ljrla ksido@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' l=uk whkh fuys mg,h yryd mßjykh fõo@ ''''''''''''''''''''''''''''''''''''''' 11' my; i;=kaf.a Yajik mdiag kï lrkak' 1' u;aihhd ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2'.evú,d ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' ;Kfld< fm;a;d ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' f.j;= f.d fn,a,d ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 12' udkj ydoh ms<sn j my; m%yakj,g ms<s;=re imhkak' 1' ydoh ixfldapkh ùug W;af;ac we;slrkafka" ''''''''''''''''''''''''''''''''''''''' 2' ydofha wdfõ. iïfm%aikh lrk yd;a ;ka;=j, jq ishqï YdLd ye kafjkafka" ''''''''''''''''''''''''''''''''''''''' 3' úfõlsj we;súg jeäysá udkj ydohl l¾ksld wdl=xphla iy fldaisld wdl=xphla iïmq¾k ùug.;jk ld,h jkafka" ''''''''''''''''''''''''''''''''''''''' 4' úkdählg ixia:dksl ixirkhg fmdïm lrk reêr mßudj y kajkafka" '''''''''''''''''''''''''''''''''''''''
Sri Lankan iology Olympiad 2008 Examination page 5 13' fuu m%yakh my; úgñk iïnkaofhks' úgñka ^fráfkda,a& úgñka 3 ^kshdiska& C úgñka C ^weisfldaìla wï,h& D f*da,sla wï,h E úgñka K ^me,elaúfkdaka& 1' m%;syla;sh wvqùug fya;=jkafka ljrl W!k;djho@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' ND iytkaihsufha ix>glhla jkafka ljrlao@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' rd;%s wkao;dj we;súh yelafla ljrl W!k;dj ksido@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' rla;ysk;dj we;sjkafka ljrl W!k;dj ksido@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 14' fuu m%yakh laisrmdhs jdlaldkqjla yd wdy%s; reêr jdysks iïnkao my; remh weiqfrks' E D C fuys ljr fldgil 1' uhsfgdfldkaä%hd /ila iys; ffi, we;ao@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' jeäu fm%daàk idkaøkhla we;ao@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' DH j, b,lal jhqyh fõo@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' wdi%e;s wkql%ukh jeäfõo@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 15' my; remh ffi,hl W!kkfha wjia:djla fmkajhs' 1' remfha oelafjk W!kkfha wjia:dj kï lrkak' ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' fuu remfhka ksremkh jk DN wkq ixlhdj fldmuko@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' fuu remhg wkqj W!kkfha wjidkfha ÿys;d ffi,hl j¾kfoay lshla ;sfnkq we;ao@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' i;a;aj ffi,j, W!kkh yd iïnkao jqjo Ydl ffi,j, fkdue;s jhqyh l=ulao@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Sri Lankan iology Olympiad 2008 Examination page 6 16' iajdëkj úhqla; jk cdk foll wka;¾ l%shdj ksid jüglald úfyaihl M, iqÿ" ly fyda fld< meye;s fõ' iqÿ j¾kh we;s lsíug m%uql W we,s,h wjyh fõ' ly j¾kh we;s lsíug m%uql Y we,s,h wjyh fõ' fuu cdk folu oaú;aj m%uql jq úg M, iqÿ meye;s fõ' cdk folu oaú;aj ks,sk jq úg M, fld< meye;s fõ' Ydl iuyrl m%fõks o¾y my; oelafõ' WWyy wwyy C WwYy D WWYY E wwyy 1' ys M,j, j¾kh l=ulao@ ''''''''''''''''''''''''''''''''''''' 2' ys M,j, j¾kh l=ulao@ ''''''''''''''''''''''''''''''''''''' 3' D yd E w;r uqyqula l<fyd;a F 1 M,j, j¾kh l=ulao@ ''''''''''''''''''''''''''''''''''''' 4' C mílaid uqyqulg,la l<fyd;a m%cks;fha iqÿ M, olajk wkqmd;h l=ulao@''''''''''''''''''''''''''''''''''''' 17' DN j, iuyr,laik my; oelafõ' tys idk wdfrdams; wkq we;' wkqmqrl kï ;ks odu DN wkq 2 la uqyqï úh yels h' C th khsfg%dfi,shqf,daia mg,j,g wef,a' D thg i¾j;% ^fmdÿ& DN fla;hla we;' E DN wkq fldgiaj,g lemsug fyda iïnkao lsíug yels fõ' 1' by; ljr,laikhla io¾ka ud;a;= ^Southern blotting) l%uhg WmldÍ fõo@ '''''''''''''''''''''''''''''''''''''''' 2' by; ljr,laikhla m%fõkslj úlrkh l< Ôùka ksiamdokhg WmldÍ fõo@ ''''''''''''''''''''''''''''''' 3' by; ljr,laikhla we.frdaia fc, úohq;a únrkfha WmldÍ fõo@ '''''''''''''''''''''''''''''''''''''''' 4' by; ljr,laikhla taik u.ska DN y kd.eksug WmldÍ fõo@ '''''''''''''''''''''''''''''''''''''''' 18' mßir moao;s lsysmhla fufiah' j¾id jkdka;r újd; id.rh C ;DKN+ñ D fldr,a mr fïjd w;ßka ljrl 1' fõ.j;au fmdail m%;spl%slrkhla we;af;a o@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' jvd;a fifuka isÿjk fmdail m%;spl%slrkhla we;af;a o@''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' iïmq¾k f.da,sh m%d:ñl ksiamdokh Wmßu jkafka o@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' ffcj úúo;ajh jeäu jkafka o@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 19' kq;k ñksidf.a b;sydifha isÿjq m%odk ixiald;sl wúê lsysmhla my; oelafõ' ovhï lsíu yd wdydr /ia lsíu ldisld¾ñl úma,jh C kd.ílrkh D ld¾ñl úma,jh E f.da,shlrkh my; i yka mdßißl.eg m%:ufhkau we;sjq wjêh kï lrkak' 1' jdiia:dk úkdyh yd ydhkh ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' ixiald;sl úúo;ajh wvqùu ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' bvï ydhkh ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' hqoao ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 20' iajndúl iïm;a j¾. lsysmhla fufiah' iodld,sl mqk¾ckkh l< yels C mqk¾ckkh l< fkdyels D m%;spl%slrkh l< yels my; i yka øjh iïm;a wh;a jkafka by; ljr j¾.hgoehs f;darkak' 1'.,a wõ=re ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' hlv ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' ire mi ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' ffcjúúo;ajh ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 21' jeo.;a laiqøôùka iuyrla fufiah' Lactobacillus bulgaricus Salmonella typhi C Xantumonas sp D Rhizobium sp E acillus polymixa
Sri Lankan iology Olympiad 2008 Examination page 7 fuu ljrla$ljr tajd 1' jhdêcklo@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' ld¾ñlj jeo.;a fõo@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' iajndjfha Lksc pl%slrkhg WmldÍ fõo@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' m%;sôjl ksiamdokhg fhdod.kso@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 22' nelaàßhd lsysmhla fufiah' zotobacter cetobacter C Streptococcus D Staphylococcus E Streptomyces my; i yka tl tlla i yd Wmfhda.S jk nelaàßhd f;darkak' 1' wdydr úiùu '''''''''''''''''''''''''''''''''''''''''''''''''' 2' ld¾ñlj úgñka 12 ksiamdokh '''''''''''''''''''''''''''''''''''''''''''''''''' 3' khsg%cka ;sr lsíu '''''''''''''''''''''''''''''''''''''''''''''''''' 4' uqojk,o lsß ld¾ñlj ksiamdokh '''''''''''''''''''''''''''''''''''''''''''''''''' 23' os,sr j¾. my; oelafõ' Zygomycetes scomycetes C asidiomycetes D Deuteromycetes fuu È,Sr j¾. w;ßka ljrla" 1' ksrdjdr iq;%sld orhso@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' îcdkqodksj, w,sx.sl îcdkq ksmojhso@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' l,ïm ux orhso@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' ndysrj ksmofjk,sx.sl îcdkq orhso@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 24' ldñ m<sfndaolhl=f.a Ôjk pl%hl rem igykla fuys oelafõ' 1' fuu ldñ m<sfndaolhd kï lrkak' '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' fuu remfha olajd we;s Ôjk pl%fha wjia:d y;r kï lrkak' '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' fuu ldñhdf.a y kd.eksfï,laikhla olajkak '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' fuu ldñhd isÿlrk m%odk ydksh l=ulao@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 25' udkj mrfmdais;hka lsysmhlf.a,ehsia;=jla my; oelafõ' scaris lumbricoides Plasmodium vivax C Necator americanus D Wucheraria bancrofti E Entamoeba histolytica fuu Ôúhl= fyda Ôùka ljrla 1' uÿrejd w;rueè Odrlhl= f,i orhso@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 2' wy=ñ u.ska wdydr wmú;% ùu je<elaùfuka md,kh l< yelso@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3' udkj reêr ixirkhg we;= úh yelso@ ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 4' iôù Odrlhl=f.ka msg; Ôjk pl%fha wjia:d orhso@ '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Sri Lankan iology Olympiad 2008 Examination page 8