++

oLl20t8t34ts-t

1. 6d oO ozrrcozrJa:c oczocsrsO 6,qcod6oz$ OrrJozrJ ooo esqoal zg@u:

(1) oQ Q) o8a:d (3) torC8Eoc

2. Q@zo dzozo ftg6zrJ Ogoco8 Sldroo<,r,

(3) kg*'s I eo.

orrocs q?

(4) E6f@cozosf

(4) kg *-'s-2 ro.

(2) o8@@qrtacd+dscs(4) @14 +d6ce

(2) cs@ ooagozoO er@to0rs oqr': oorsgcs8.(4) Acsg @ gzrI!8zoc qO.q Eb@rT ooesgco8.

(2) ca6q Ezsc,raroc,:

(4) e.rc q\io., g@Oa o3;i3;c.':Jc,"r

(1) kgms-2 oo. (2) kgms-loo.

4.

3. oaoo aqozrl docE?rt aOdcEo 6gdc.:d OrJouJ zg@d q?(1) ABce BA +dscs(3) oc:ceforoe!+dgo

(1) tode Ocdc o@iOdco(3) Es@ Aso

9. oor:r dlerOg qlz$oOr: O6 qpodul dgo,couS O>cdr:r E@

*"*u'filp

(1)

8@nzr3 npna:dE QcalSdOdcsz$ B@aq O r:orl qdOc q16 grsco g4odzrl @tn6 grscsaco 4@d q?

(1) es.c? OUOzocs tlqeoc @c3cq, rorD eo18 ra.

(2) dEOEc.:zd ogts tooBa zog, o18 c,:.

(3) ocdc oUoacozd oero ocEa ag, o18 cs.

(4) go:scO6:uo oOCglEc.:rm ceegfzod+Eo €oqoc @cscqc rorl eo18 co.

Og qztd coOod Od4Od o@4@o O elOE@O zn@,

(l) dg oqzszo rs@ggda Ogcs, 966 06oc3 QocOO @ Eo 94 ce.

(2) 06^4oal a@ggdra 0go qa:r Eo g4 o.(3) ae ezrr @ dzo @ rDecozD 883o ge co.

(4) O6 4oai $coc oUOc dzo @ gderors Q oQ Ecs gq cs.

Oadro e€ 9g oc:6o@ $ocO@oc3 Q dlEdood 8O qOdzocOO oo5 c.:aloal rsars,l teqozd zoOdd q?(l) dz6d oocse (2) dece$@ ogC0zrJ (3) dgozoCd (4) eO8zoc

qb6co ooeo6ce cap,(l) 6OocJ Ogo@cs oc zsarsrrs@o dzszso8.(3) BocdancoO gd Ec,: o18 ooeogoS.

8" Eqgd-gOaeo ogfder eeo8C.fice oqar@ I q1r:Ior:i eor, oqmzrl q@:n 6,mrod6coD {?

@(2)

toqoc 66n gpoSoro:

,--\^( 3 \\JL/(3)

dpcsd 8.s

#(4)

6"ar Oorc cqorUaoorlqo $ 6.mufums6 pilormtneeirro@ordroxult of Examinations, Jri l-anka D,

eors, Atoro oqocUocoulqO $ g.ro,

O€ecO Ieifl@gnorrb IScience I

gO:scao ocrcg teeoEa e:e (toc@can:a oerg) E

66001111 6lnOO Ffirpru updf (anpmlmr gltr)uGeneral Certificate of Education (Ord.

96 adlggflureubOne hour

[09016 EQo oedo.

eoEn

- t-t* it,'i'..;

,:::ti.. !. )

t" ijfi.:l

)I8,12:0811300 .

* 6€oE O gdzr:o6o 8€eOi coscsaJu:.

* gozo 1 8O 4{} erlzs gcJurOg, 8@rgd1 aqoc (1), (2), (3), (4) oeto Od.6 oad 018n3 Q q1n. Od6zS gdr:c: esqoc 50r6€otdOedorcpotlec06 SeedO qqcg Od<6cs orlCdc ozrJa:.

* @oO corc,cq,o 6gedc oEpd od S €doco EoG@ oO sd6, od Odere606 qo6c0o cflEooco ooco qp,(X) eAgroooCdo.

-X' OO 8€edi erpo<$ Sgoa Q qr6 qonrd 6,ooqcS q to1g8qfo6zrl 8csOc, dOc q 8@eQzrJro.

oLt20t8t34ts-r

10. 6do,gfdzo 8€aq O e:ora qa$eolrr gIoc@ €oerDc Ogalo.A - 6,dogfdzo g6Scoc 66ac0 ft6 A60 @O?rJ O qg A60 q 89 zod8.B - 6do$dzo droccsEro gE$cscOO esooc8 9O q g8$oco0 Q O1o ornc oD.

C - g8Sorro 016 g@cdcod toqoc 6,dogldzo q6fo g@c6oz$ gOcaOd cs.

gaotD gros6 q4oda} cltl)3 gruDco Ogoc3,(1) Aer,c B o@&. (2\ Beoc Co@&. (3) .Aoc Co@&. (4) A,Bup C 8ce6fg @ ca.

11. eroo oqeozd o0ndgcc tleEm OgrJrr:.

2 C6H DO 6 : C rrHrrO r, + HrO(A) (B)

oOE AO mr BO Egtr eqcodd qzdoDm Oddrs orsddr&s-A B

(t) dgonCd ooiCooCd(2) dgoroCd ocs@gog$d(3) cJdraSoOCd Bdoco(4) eldlzJoOCd deEozocdaJ

12. A zt@ e zgOOcszd gocszd e€O ft$ AO OB ozscocoe$ 6@ goce Oo 98ogl. d eoo coOOaJO €orDD grsrcecs eseoa

aqo:d SOoBTJ zg@d q?

(1) 9,0ar OEaIJA @o 916 orooda: CQedr eadgO, AB gd OdO ts@czlr cs.

(2) AOeuJ Eddc8o gO@cJ A6, AA gOco e€ Ee ftA orscOed OdO ro@cr: cs.

(3) AO@6J #Oc8ra gOoc{ o6@cO, AA gO o6@cOO ro@can cs.

(4) AA mandOco, gOoc3 arrrdOcoO o@cu: cs.

13. oczooIo oooc}@ oc eSogCcs@ oOnOg gOcan zoenl EOIdQ O qdoOnsozrl zg@ur Od6oc$ q?

E6Oeo dogdo@

(1) dgcs o6Ooa:co toaJocd.oce(2) oaJOcd6cs d6cs t:6Oozncs(3) dgcs o6oourct qcordo6eo"pO,6o(4) qcocdoBoop@.e6o corrJOod.dcs

14. esorsr qz$eoa @dto8o qeodr3 ozoo Ec&scdo Scsco@cso rsooc8 ca0a oz$o8oco zgoa$ q?(1) Cao (z) Mgo (3) Co2 (4) siO2

15. garcObazo ooC6fOcoocod gUo odoo egfaddcoo ordzn ad ocBgrood o6zrJ Eooa:cs rsdzr eQ. g6qcarooC6f8ceroco (V) rocecc (r)csOo Eogrrco E@ Edloocs rodzrJorrJ ooa qdoOzn zg@zsr gdrscdco q?

€ zgO6co

EOca

'.8* :hf* 'tr^--^-------oF-;(4)

16. Tt.so ttorar go'8.&q6o g18 88ai oqoqazD ggo zoc 60 61ooan d2ocgq6o qBcrcrsco zg@d q?(1) l:l (2') 2:t (3) 3:t (4) t:2:rooc6o@coro:d oa gis6a@rlo6 .ucoeJde q€zo droujoco lg3g. o@ g,go,

,t, - gza8a€nJ tFors drsajaor om ts@orJorlcoog xoerr] Edlr:oco ozdozrJ,x(1) llC .rOOrg0rs drsrJOcs o.

(3) llc .rOOrgOzo droa}oor x 12CI.

(2) l]C .rOor6ozo esaaJocs x ID c,'

17.

(4) tf co o96- drsaJoce " * ".

tt;

;r

'l

, oLlz,0lEl34l$-l -3-

18. ts@ca) €orzrlg60e2rJ gd ootl csqozrl d@o gcOe6 a6rorrlzr:.(a) NaOH (b) NH4OH (c) CH3COOH (d) HCr

dOcs.cJpH qoo O1fiA@@ qg8goOg EOrdQ O qz$Oc cpl8 Od,oce oroCdalzr.(t) c<d<b<a (2) dcc<b<a (3) c<d<a<b (4) d<a<b<c

19' gg e,Ieol@cozrJ aoc ozsc€, crlaoroonl gd oczs ogcszd oczoocJ 66cs Q €) ooll aqorrJ e6Q azo".c goaa rddcrrcszoooP 61o6' goi oF\

gg OEao

It.&**-Qro oqzoroo crts cncrs cre6 G$uDotoar3 god rod Sdocs rogoc e6zJec zodzo gQ. e6decoozr3 eg d6l opcsootl aqoai tg@zn qcacdoO qUoa:o Eco o1B q?

m-^,il?",

20. d,Ea oSoodczdogC6d g@g gco.dcszo qulobozo 8og o gdq Eor4 o qz$oc q1B odacs zqocd q?

(l) H2o,H*,HCl,cl- (z) H2o,H+, oH-, cl- (3) H*,oH-,HCl,cl-, (4) H2o,H+,oH-,HCt

21. Cozqg @fl6o:zo ftA gd od@cgfl tooO:gco Opo.,J,

(l) 6.022x10tsx38. (z) G.oz2xtf# xza. (3) 6.022x10tsx tE. (4) 6.o2zxtotsx 1^3

zs'

23.

22- oerla qdooa 4@a doboErs to@addceO qgO oSOdduJ o6fo88 (HzS), a6fo6 Ooocdeo8o (SOr)ts@o g8Scec zod8.

2HrS + SO, -+

2HrO + 35

oSoddzrJ odo88 og6od es@o g6Scac rod:r: a6fou ooocdo8o oge goc€rco(1) 0.sa. (2) 1.06. (3) 1.s6. (4) 2.0a.

@czD €.@'€oecszo dlesaOaoanzJ @@8 qzSo0. toddO ooesgOg qqzJa€ glo0ar o@E qdOc q1E, orscOd o,@czr:Oc q?

C- ootogdgcc$@o

D - oocog oOgcs

24. acdd oocscdto80 ao a6!ob ooc.:cz$e086 corrr tooocsCo 8@aq o ereoa Q 916 gzoco cogroc ogala:.A - OO eooocoCo qc@@ro @zdco8O oO.

B- OO €oo@coCco:oc@d 6d.arsl0@d Q Ocg ogo oOE.C- dO Eoo@codro gOU6 co.

d@ gzoco qqodal coo:: OrdoaJ,

(1) Auic B e:@&. (2) B oc C o@&. (3) A oc C o@&. (4) A,Bris C 8cs6is @ ce.

25. e:oor dzer€oooo.uJB a,btao ccoe qcogCzo nq@O eu:6.Egdl zscoc.:d ac8rsroorri o@oc8al dd zsq@Ocsd r5lescsooo.rrJ qdoorr: qomryd qcnrodo-,3 zoq@6ced f,!ooed ag a18 o. ocs EOIdQ O qtzd@OuJonJ eroo p@:a gzaceocou$ q?

(i) edroe zocOcod OBaJ a qczocdce, & qcrscdcsO(2) gorr6 rocood @6uJ a qczocdo, D qczocdcoo

--;*(4) eorle zocOozJ @EzrJ cqczoc6ca, aqrac6c,O

A - ooeo66dEco 8-o6orgO

(1) Aerlt B(3) Buit C

(2) Aan D(4\ Culc D

(a) (b) (c)

[ood0r6 EQO @deD.

oLt20t8t34ts-r

26.

27.

9tlc zEOc gzgdl co8ro o6fOgouS 8o8O tgqoc 6drog rooOod oc6o adan qodoeoEd acaerlza. OB QogtOgcs rirlFca ne OuJoul,

(l) zscOco roo gE rl:rEc,r qod o.(2) rocoocd arcEo @o o.(3) zocooo$ 8O 08 ac$o gd oOzdoqqGod ggrJg 6zdoalso @a o.(4) zocoeo$8o o8 roc8o gd oouJ @qe6€ao ooc ql8ulp 6rda:sor$@a o.

coddoorB 862$Eo@ Q Esz$oocc roda:6q edeea B8croz$ ooo qasoo.o ooOcorg@zo ocg orodd co8ro8.! ei€d QOod cs8ra8.

o@@ esddocec Oco order$.(l) Qc.:astsr co. (2) Eegc cs. (3) e6Oc cs. (4) oo@Oc co.

28. $6o rlQrsl ocsn: eq q€d 8td eodoc o&JngorJ Eorod+eo8uj Boao oo:o acod 6dodocoo ogooan:orsz$ aOr: gQ. o@e.d qg crg zocorJ Oocscz&s800g 0$6 ocoo(1) .Aoc Brogco oqe,rsS @ o1E oO.(2) A oc Bzogcer oqoro8 O ee @O.

(3) .4 rogbeoc$ OrE oO; Bzo6ceocd q0 oO.(4) A rogceood q0 oO; Bro6cooc$ 016 oO.

29. 6O2tJ@d docoaocJ Q oaSBd2rJ ocgo oo rooozrJ oecocr&c86 oqga po@cd1 oaJeul dotorn eodosecJ Q o.oO qgO @Eeocord dOcoo esdqscs

(l) rrrcc$ zBCIdco oO. (2) oe:amte @O. (3) oUo 6d5o sO. (4) oUrlo oO.

30.

r gaJS@o a@sil to8roS.o Ogoc8 oO.

tu,M_,rw

X,Y eritZcaagegOr 4on:8 o86dAO6g#ogo o@E Q qra. OqoO Q EiB 4@E: SggorX,Yoc Zoezd Eoojdnro e€ Q? ff-if-H n-V-n

I

H

HIH-Z-HI

H

31.

32.

zBOc Egdl o€CgcoES ao 6o16 ozo0 o0fuod dro O 6,oro gO oodgogfal (g@zrJ @@cd) oodo)cssS OoOsEro E@o'esecdoa gQ. oao oo$6o o8a Q doczr@ci eoc8o6ftrl eadogo BB6e. ggdl ooCgo @EzrJdolE 886od ag oarc 8&. o@oo @deo 6o o18 ozrSool Egdl oaC6oo ooc oroo rare*g oo6 aqou3zg@an dc8ors 016 8@ q?

(1) go8ocs (2) c:6@co (3) o@:orsoo (4) dod<6o

eoa dleroc$ qzJoc q18 goIDc6@cJ o8ozr:roo ooarc$ er€€rrJ gd A,B,Con: olog qroro, Xooo@o go-?'? ccozoo dgco gdoc q1a. olo8 4oa3Xoaoo(D Soan Pn Frao p"oooaJoooai So.e CIniozd ooo4od q?

(l) Pe, Pr, P,

(2) Pc> Pr, Po

(.3) PB, Po= PC

(4) Pu= Pr= P,

33' ??Nu. eooozdt'ocoal qdoozn qcorDod ga"q gegrd@o&r: tooolco coo EgoQca aoonco gg@oe, J,(l) ll tso 23 B. (2) 10oo 23 8. (3) lOcoo 12 L (4) 11oo 12 8.

x Y Z(1) C N o(2) o N C(3) N o C(4) C o N

x-

-5-

34- eoood8a Bdrsdoz$, &S zs1O16!gz$, godCodoo oerd goc od oOCoS 6dc:d, Ece@ 6ce ggcts' qe zo1o16fgdonr Eq6oro E0 tso q€O ogo oorrJ od oIEOO oorl aqonl zg@zr: gzdeace gO;:oao zD€ ge q?

(l) oUaarc (2) dobnro (3) gdznzoc.: (4) ooto@<o €oo8aozrrcs

35. ooCobddOg@oousagfaeral2Y0.SAoecoaqoaltodglra.o@qocscsnJs@Oqor:oroqlzdooo:grDccagzoala:.

A - d@da r,dulc l2Y 8g@ colegOz$ gzrS EA Oo p@a3 o6rn OcdcO 0.5 AoO.

B - a6!Do tsc@ozn:s oBQ Scod@zo Ozn AO OA z$s@oco 12x0.5 WoO.

c - aCa@.dsBodcoo *3 n*.gorD gzDc€o q4@dtr! aftdE OuJo:rl,

(1) Aecrt B er@&. (2) Boc Co@,&.

36. Aero Bgrsda@a gSodCoo4Qozo crQ 1Q,5Q ocl2Q g g6ooCazs EoldQ o co@oaJo zodglEqcacdco qzSo0zrlorri 4@ar dleroozrS q?

(3) Aoc Ces@.&. (4) A,BacC 8cs6fg@cs.

IQr-4ilf-rI so Iffi

(2)

37. OlOrs oocodcSO q6e2r3 O1O O1@@ odocodedrsOz$ dloocf Bd@O.O1oE d6co gOd86o@ Q SOao qg A6@OzrJ dg ooeU e0ocsq0 zod o1E@ coqoc E6Oc6o Iod q18 Ogoco

O10 01

A - eocodcO

4@dq?(1) A(3) c

38. oacalrldoro od aoc g6oooJ og o 8g rodg 6ozo $ocrocdro@ 6cxsz$ ooo q1doD. doc q4odrrloqgooC6oc$ ror0ul OeoczScoS0 g8oao olo6 zsc6csas ee e6g zr4oE@O Ol6ecsal @ qccszs orrJoal 4od q?

(1) o@ go{oocf oC,Og oOCo Ooc 85@(2) zqg ozocOd e$oroc8rs EoceCdzoc.:O qO o16@(3) q1o ozscod 9QA6O aqoc o€o 66@(4) roerc glp orocod qoao 86O

39. qa&sdcoA (Endangered)edg GcaD oc to4al ooogqc@ 66@ qc@a odqgr8 g14gd eo@gEcsd/E8g@dBgAq O top0Oz$ 2Ol9 @18,/dE OccoOe $ 6ozsce0 Q olOlalE@O a16g@ rsd q1rn. O@ co@p8cs/E8googaloulouJ zq@a: a@8al q?

(1) Rarnsar (2) Montreal (3) CrrES <4> Reo

40. qegOr/coz$6 zsg,Oo:czode6ecf Q oocqc cot@rrrzr, p6O5O q4odal4arz$ OrSoaJ gO@ 860 (Reduce), urlOnocEroo (Reuse) oo g8O$zsdoo (Recycle) 8. o@E 'gO@ 85@' ozrJzro EgE EEE?rd ooodod e:onoqoul dOcBzrJ 4@zd q?

(1) qzroon Ee€ 00e Eoc qrCIo(2') oOqr od qcocd 8.sCe qgoo 55@(3) qaOrot oga EOoo tsd q16 d6 aodc@ Oeoc q@@(4) oemSEuJ er6o,roCdalocarrl 0r€6 8AO

++* *

(2) B(4) D

lQ IzrJ

'=+1"- '

f,.9