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GCE JAN 2007 : (A2 1) Co-ordination, Biochemistry and Environment (Irish Medium)

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Uimhir L rionaid 71 Uimhir Iarrth ra ADVANCED SUBSIDIARY (AS) General Certificate of Education January 2007 Bitheola ocht Aonad Meas naithe AS 3A ag meas n Mod l 3A: Pr isis Fheidhmeacha [ASB31] D C ADAOIN 24 EAN IR, MAIDIN AM 1 uair an chloig. TREOIR D IARRTH IR Scr obh d Uimhir L rionaid agus d Uimhir Iarrth ra sna sp sanna chuige sin ag barr an leathanaigh seo. Scr obh do fhreagra sna sp sanna chuige sin sa cheistph ip ar seo. Freagair gach ceann de na c ig cheist. T Grianghraf 3.2 ar f il duit le h s id le Ceist 2 sa ph ip ar seo. N scr obh do fhreagra ar an ghrianghraf seo. EOLAS D IARRTH IR Is 50 an marc ioml n don ph ip ar seo. Meas n far caighde n na cumars ide scr ofa i gCeisteanna 1(a), 3(a), 3(b) agus 4(c), agus a bhfuil suas le dh mharc ag dul d . L ir onn figi ir idir l ib n ar thaobh na l imhe deise de leathanaigh na marcanna at ag dul do gach ceist n do gach cuid de cheist. Don Scr daitheoir amh in Uimhir Ceiste 1 2 3 4 5 CCS Marc Ioml n ASB3AW7 1570.03 Marcanna 1 Soghluaisteacht a l n ainmhithe, f gann s go mb onn s doiligh m id phobal ainmh a fh il, c gur f idir meastach n a dh anamh air seo tr d an teicn ocht ghabh la athghabh la a s id. Scr daitheoir Amh in Marcanna Athmharc (a) Agus an teicn ocht ghabh la athghabh la in s id, cuir s os ar na c imeanna a chuirfe i bhfeidhm chun meastach n a dh anamh ar mh id phobal ainmh . _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [4] (b) Luaigh dh thuiscint a chaithfear a dh anamh agus an teicn ocht seo in s id. 1. _______________________________________________________ _________________________________________________________ 2. _______________________________________________________ _______________________________________________________ [2] ASB3AW7 1570.03 2 [Turn over 2 Is at in Grianghraf 3.2 n f taimhicreagraf de thrasghearradh tr d an ghas de dhuilleog bh ite (Nymphaea alba). Is planda hidrif teach (hydrophytic) an duilleog bh ite. Scr daitheoir Amh in Marcanna Athmharc Sa sp s th os, tarraing blocl ar id chun na cisil f och in sa ghas a thaispe int mar a l ir tear sa ghrianghraf iad. Lip adaigh an l ar id chun c ig strucht r ar a laghad a shainaithint. ASB3AW7 1570.03 3 [9] [Tiontaigh an leathanach 3 An fearas J-fead n at l irithe anseo th os, b onn s in s id chun comhdh anamh shampla aeir a anail si . suncaire bairille an steallaire an steallaire ti bra plaisteach Scr daitheoir Amh in Marcanna Athmharc fead n ribeach Foinse: Biology: A Functional Approach A Student s Manual (2 hEagr n), M. B. V. Roberts agus T. J. King, Nelson, 1987 (a) Cuir s os ar an d igh a mb onn an J-fead n in s id chun sampla aeir a th g il an os, agus ar na gn thaimh, r amhch raim san ireamh, a dh antar sula gc ire iltear le himoibre in . _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [3] D antar dh ch ire il ar an sampla aeir sa J-fead n ansin. Is at i gceist leis an ch ad ch ire il n hiodrocsa d photaisiam a s id lena fh il amach c mh ad d -ocsa de carb in at sa sampla aeir. (b) Cuir s os ar an d igh a n- s idf hiodrocsa d photaisiam lena fh il amach c n c atad n de dh -ocsa d charb in at sa sampla aeir. _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [3] ASB3AW7 1570.03 4 [Turn over An dara c ire il, t s ina cuidi lena fh il amach c mh ad ocsaigine at sa sampla aeir. Scr daitheoir Amh in Marcanna Athmharc (c) (i) Cad an t-imoibre n a bheadh in s id chun seo a fh il? ___________________________________________________ [1] (ii) Caithfear an dara c ire il seo a dh anamh i ndiaidh na ch ad ch ire la i gc na . Cad chuige? ______________________________________________________ ______________________________________________________ ___________________________________________________ [1] Sa t bla seo th os taispe ntar na tortha ar anail s J-fead in. Sampla aeir Fad an tsampla aeir/cm An sampla tosaigh 20.9 I ndiaidh na ch ad ch ire la 19.9 I ndiaidh an dara c ire il 16.7 (d) na tortha thuas, faigh an c atad n d ocsaigin at sa sampla aeir. Freagra _____________ [2] ASB3AW7 1570.03 5 [Tiontaigh an leathanach 4 Ag tos san earrach, rinneadh sampl il ar loch le haghaidh f teaplanct n (planda glasa micreasc pacha) agus le haghaidh z planct n (ainmhithe beaga luibhiteacha) thar thr imhse 12 seachtaine. Sloinneadh na tortha ina ngraim de mhais thirim in aghaidh m adair chearnaigh den loch, agus taispe ntar sa t bla seo th os iad. Am/seachtain Mais thirim de fh teaplanct n/g m 2 1.7 0.12 2 2.2 0.13 4 3.5 0.15 6 5.4 0.23 8 9.4 0.37 10 5.6 0.82 12 2.4 Athmharc Mais thirim de z planct n/g m 2 0 Scr daitheoir Amh in Marcanna 0.60 (a) Agus teicn ocht ghrafach chu in s id, breac na tortha thuas. Ba ch ir duit sc la difri la a s id do na sonra ar na f teaplanct in agus do na sonra ar na z planct in. ( s id an grafph ip ar ar an leathanach thall.) [8] (b) Sainaithin na pr omhthreochta at sna tortha don d phobal araon. _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [2] (c) Cad iad na m nithe, dar leat, at ann do na treochta a shainaithin t in (b)? _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [3] ASB3AW7 1570.03 6 [Turn over ASB3AW7 1570.03 7 [Tiontaigh an leathanach 5 Eidhne n (Hedera sp.) t an d cheann aige, duilleoga gr ine (go hard sa cheannbhrat agus nochtaithe don ghrian, mar sin) agus duilleoga sc tha (go h seal sa cheannbhrat agus faoin sc th, mar sin). I gcoitinne, b onn na duilleoga gr ine n os tibhe n na duilleoga sc tha agus ba ch ir d ibh, mar sin, bheith i mbun f taisint isithe faoi r ta n os gasta. Ba ch ir d ibh chomh maith d -ocsa d charb in a iont g il faoi r ta n os airde. Chun iont g il CO2 a thomhas faightear amach c fhad a ghlacann tuaslag n t scaire hidrigincharb n it le tiont fhlannbhu go dearg. Scr daitheoir Amh in Marcanna Athmharc An hipit is, gur gasta a bh onn d -ocsa d charb in hiont g il ag duilleoga gr ine n mar a bh onn s hiont g il ag duilleoga sc tha , iarrtar ort plean a cheapadh chun a th st il. Cuirtear iad seo a leanas ar f il duit duilleoga gr ine eidhne in agus duilleoga sc tha eidhne in tuaslag n t scaire hidrigincharb n it gn thfhearas a bh onn i saotharlann scoile (a) An hipit is mar a luaitear thuas , c n m ni , dar leat, a d fh adfadh a bheith lena cur chun tosaigh? _________________________________________________________ _________________________________________________________ _______________________________________________________ [1] (b) Sainaithin an athr g neamhsple ch agus an athr g sple ch. Athr g neamhsple ch ______________________________________ _________________________________________________________ Athr g sple ch __________________________________________ _______________________________________________________ [1] (c) Sainaithin athr g mh r amh in eile a chaithfear a rial agus luaigh cad mar is f idir seo a dh anamh. _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [2] ASB3AW7 1570.03 8 [Turn over (d) Sa sp s seo th os, tarraing l ar id le do phlean don fhiosr ch n a l iri . An t il do l ar id le n ta cu a mbeidh baint acu leis an phlean agat. Scr daitheoir Amh in Marcanna Athmharc [3] (e) Sainaithin fadhb mh r maidir le hiont g il CO2 a thomhas a mbeadh ifeacht aici ar chruinneas na dtortha . _________________________________________________________ _________________________________________________________ _______________________________________________________ [1] (f) Cad an difear idir cruinneas na dtortha agus iontaofacht na dtortha ? _________________________________________________________ _________________________________________________________ _________________________________________________________ _______________________________________________________ [2] Caighde n na cumarsaide scriofa Caighde n na ASB3AW7 1570.03 9 SEO DEIREADH AN SCR DPH IP IR ASB3AW7 1570.03 10 [Turn over S 3/06 1600 9-033-1 [Turn over Bitheola ocht TGO Ard-Fhotheastas (AS) Aonad Meas naithe AS 3A Mod l 3A: Pr isis Fheidhmeacha Ean ir 2007 Grianghraf 3.2 (Le h s id le Ceist 2) Foinse: Arna chur in oiri int Dr Keith Wheeler/Science Photo Library ASB3AW7 1570.04

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Additional Info : Gce Biology Jan 2007 Assessment Unit A2 1 - Module 4: Co-ordination, Biochemistry and Environment(Irish Medium)
Tags : General Certificate of Education, A Level and AS Level, uk, council for the curriculum examinations and assessment, gce exam papers, gce a level and as level exam papers , gce past questions and answer, gce past question papers, ccea gce past papers, gce ccea past papers

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