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Language: English

Grade 11

Teacher"s GuideVia Afrika Agricultural Sciences

Via Afrika understands, values and supports your role as a teacher. You have the most important job in education, and we

realise that your responsibilities involve far more than just teaching. We have done our utmost to save you time and make

your life easier, and we are very proud to be able to help you teach this subject successfully. Here are just some of the things

we have done to assist you in this brand-new course:

1.The series was written to be aligned with CAPS. See page 2 to see how CAPS requirements are met.

2.A possible teaching plan has been included. See page 4 and 5 to see how much time this could save you.

3.Each topic starts with an overview of what is taught, and the resources you need. See page 3 to Und out how this will

help with your planning.

4.There is advice on pace-setting to assist you in completing all the work for the year on time. Page 18 shows you how thisis done.

5.Advice on how to introduce concepts and scaffold learning is given for every topic. See page 21 for an example.

6.All the answers have been given to save you time doing the exercises yourself. See page 23 for an example.

7.Also included is a CD Ulled with resources to assist you in your teaching and assessment. See the inside front cover.

The accompanying Learner"s Book is written in accessible language and contains all the content your learners need to master.

The exciting design and layout will keep their interest and make teaching a pleasure for you.

We would love to hear your feedback. Why not tell us how it"s going by emailing us at agriculturalsciences@viaafrika.com?

Alternatively, visit our teacher forum at www.viaafrika.com. www.viaafrika.com— Americo De Almeida, Teacher

ISBN: 978-1-415-43697-4

9781415436974

Via Afrika

Agricultural

Sciences

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atqEotE osnaEtcsurncE asPumo Eiaa u amtEwmEeuasewo EomiEPr PwPtameaE oswmnEamtas swPaPE

E aeuaEwm

usaiEomiEsaP umPw aEewtw€amP

EwmEtcaE suiretwumEu

Eonswer trso E

euuiwtwaP EeoswmnE usEtcaEamwsumamtEomiEoiisaPPwmnEPuewo ErPtweaEwPPraPE

E aEo

osaEu

Eonswer trso EwmiwnamurPEmu

ainaEomiE soetweaPEtcsurncE rmiasPtomiwmnEonswer trso EPewameaPEwmEcwPtusweo EomiEPuewo E eumtatPE ?? ??

caEwmtasia amiameaEu

E au aEomiEmotr

so EsaPurseaPEomiEtcaEwmesaoPwmnEiaomiE umEtcaE ottasEcoPE aiEtuEoEmaaiE usE su asErtw wPotwum Eo monaamtEomiEeumPasotwumE u Eonswer trso EomiEmotrso EsaPurseaPE‚a aomtEaireotwumEotEPaeumiosqEPecuu E aa PE eomEeumtsw rtaEtuEaatwmnEtcaPaEiaomiPEwmE oEPrPtowmo aE oqEAmEo saewotwumEomiE o osamaPPEu

EtcaEw ustomeaEu

Emotrso EsaPurseaPEomiEoEsaP umPw w wtqEtu

osiPEtcawsE saPasotwumEPcur iE aE uP tasaiE suEomEaos qEonaEtcsurncEtcaEƒotrso ExewameaPE aosmwmnE osao

uE

r  EtcaEwmesaoPwmnEiaomiE usE uuiEom iE saEomiEtuEaatEtcaEoP wsotwumPEu E eurmwtwaP EtcaEoe"rwPwtwumEu

Esa aomtEmu

aina EPw P EottwtriaPEomiEo raPEwPEu E wto Ew ustomea

Unit XX

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook? Answe r

Topcoip?

?icitc p itc

4.1 Na.me Nnydne.ya

Nvtg 1de:opdewrnNd wpadwa,.1 NaNvtg 1de:a

xsioqauai. mtaflffioxaua i.mtac

2a a4.1 NaNvtg N.ya,wpr pmadwa3wega.agwytNnytar

ha owp Na,wpr pma ha qwb.ytpda,wpr pma

2a / CtetpNta,tdffttpa pwem.p Na.prawem.p NaNwgfiwnpr1aa

ha -wegny.t(a1denNdnet1a.pra3npNd wp1aw3ra pwem.p NaNwgfiwnpr1a ha qv.e.Ndte 1d N1aw3advtaN.re,wpa.dwga.prawem.p NaNwgfiwnpr1a ha ogfiwed.pdamewnfi1aw3awem.p NaNwgfiwnpr1

2a 4.1 Nad:fit1aw3a.y).pt1a

ha qvtg N.ya.pra1denNdrne.ya3wegny.taw3a.y)r.pt1a ha ogfiwed.pNtaw3a.y).pt1a pafiy.pda.pra.rp g.yagtd.,wy 1ga ha o1wgte1a ha 4.1 Nad:fit1aw3a.yNwvwy1a ha qwgfi.e 1wpa,tdffttpa.yNwvwy1a.pra.y).pt1

2a qvtg N.ya1denNdnetaw3a3.dd:a.N ra

ha / Ctetpd .d wpa,tdffttpa1.dne.dtra.pranp1.dne.dtra3.dd:a.N r1a ha / CtetpNt1a,tdffttpa3.dd:a.N r1a.prra.yNwvwy1a ha qwgfiw1 d wpaw3ay fi rrA3.da ha / CtetpNt1a,tdffttpa3.d1(aw y1(a1.dne.dtra.pranp1.dne.dtra3.d1a ha -npNd wp1a.pra gfiwed.pNtaw3ay fi r1A3.d1

2a kdenNdnetaw3advtagwpwgte1aw3afiewdt p1a

ha / CtetpNt1a,tdffttpa1 gfiyta.praNwgfiyt5afiewdt p1a ha kdenNdnetaw3afiwy:fitfid rt1awea1 gfiytrafiewdt p1a ha k:pdvt1 1a.prav:rewy:1 1aw3afiewdt p1a

ha -npNd wp1a.pra gfiwed.pNtaw3afiewdt p1a pay b pmawem.p 1g12a ogfiwed.pdadteg pwywm:Rha / CtetpNt1a,tdffttpatytgtpd1(agwytNnyt1(aNwgfiwnpr1a.pra

g 5dnet1a ha opdtefietd pmadvtafite wr Nad.,yta ha Ptpte.ya1denNdnetaw3advta.dwga ha x:fit1aw3a.dwgafi.ed Nyt1a.pradvt eaNv.emt1a ha Ety.d wp1v fia,tdffttpa.dwg Napng,te1a.prapng,teaw3afi.erd Nyt1a pa dvtapnNytn1a ha -weg.d wpaw3a wp1a ha Vee.pmtgtpdaw3atytNdewp1a.ewnpradvtapnNytn1a.prab.ytpN:a ha / CtetpNt1a,tdffttpa.N r1a.pra,.1t1 © Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook

UnitXTopicXn?iX??QtcpoEiotSE?IpcOnpON

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Unit XX

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook? UnitT

Answer toEerE nsEr

xaoEmPE nsEctmcst esriEqmwcmre emuE uaEr tx q xtsEmPEw stiE nsE qn u srE n EmqqxtEeuEw stiE uaE nsEsust oE n EerEts s rsaEaxteu E nsrsEqn u sr TTo tt nerErsq emuEasusr E uaEsc eurEPxua wsu E qmuqsc rEeuEqnswer toE n E cc oE mE E w stEmtEw ste r 4. nsErw sr Ec t EmPEw stEerE uE mw

E mwrEqmweusE mEw

sExcEs swsu riE nsts rEs swsu rEw sExcEwm sqx sriE uaEwm sqx srEw  sExcEqmwcmxuar

E nsrsE

tsE EcxtsErxr uqsrEmPEw st E 4. sq rEqmu euE uE wmxu EmPE w stEq saEe rEw rr

E nsEse n EmPE

uEmsq EerE ws rxtsaEoE nsEPmtqsEe nEneqnE n Emsq EmPE Eqst euEw rrEerE t q saE m tarE nsEqsu tsEmPE nsEs t n

E nmx nEw

rrE uaEse n E tsEmP suExrsaEeu stqn u s  oiE nsetEws ueu EerEaestsu Ew rrEerE

Ex

u e oEmPEw stiE uaEse n EerE

EPmtqs

E 4.  Ew stEq uEsEasrqtesa EoE

Ers EmPEqn

t q ster eqrEmtEctmcst esrE n E tsExuexsE mEe

Eu teureqEctmcst esrE

tsEctmcst esrE n E tsEqmwwmuE mE Er wc srEmPE n sEr wsE euaEmPEw st E 4. Ec t eqx tEw ste Eq uEsEw asExc EmPE temxrEqmur e xsu rEc t r E 4. nsE oE n E nsrsE tsE tt u saEqmur e xsu rEerEq saE nsEqmwcmre emuEmPEE nsEw ste E 4. nsEqmwcmre emuEmPE Ew ste ErnmrEe rEr t xq xts E 4. sEussaEum sa sEmPE nsE oEeuEneqnE nsEqmur e xsu rE tsE tt u saiEmtE nsE r txq xtsEmPE nsEw ste iE mExuastr uaEnmE nsEw ste Ee Esn sE uaE cmrre oEnmE mEqn u sE Ec t eqx tEctmcst o E 4. € swsu rE tsEr txq xt Exue rEmPEw stE n Eq uum EsE tmsuEamuExreu Eqnsweq E ws nmar E 4. € swsu rE tsEcxtsErxr uqsrEw asExcEmPE mwr 4.  mwrEqmurer EmPEs sq tmuriEusx tmurE uaEctm mur

E€

wc srEq tmuEAiE mo suEiEnoatm suE‚iEqn mteusEA  4. nsoE anstsE mE nswrs srEmtEm nstEs swsu rEoEqnsweq Emuaeu E mEPmtwE wm sqx sr E 4. nerEmuaeu EctmqsrrEe Etsrx EeuE nsEPmtw emuE mPEusEcxtsErxr uqsr E 4.

ƒm sqx srEq

uEsEtmsuEamuEqnsweq oEeu mE nsEs swsu rE ns oE tsEqmwcmrsaEmP E € wc srEq tmuEaemeasEA "

iE

stE‚ "  4. nsoEq uE sEc t EeuEqnsweq Ets q emurEe nEm nst

Ewm sqx srEoEeu st

q emurE s ssuE nsetE mwr E 4.  mwrEqmu eusaEeuEwm sqx srEq uEts q Eqnsweq oE mEPmtwEqmwcmxuar 4. EcxtsEqmwcmxuaEq uEsEtmsuEamuEmtEsEasqmwcmrsaE mE mEmtEwmtsEcxtsE rxr uqsrEmu oEoEqnsweq Ews ur E pnt? ti?not?o i o cit

Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook? An

4.1 Na.m emnydva.taga:adno.:pgav ga.pN.vp:1p dwr.,m.y.xpN:.rpx.:ynnaN.sipma.

vp:1pm,n,pd.,m. d,xpNr:q.4gg.my:1gam.px.nriyn.m emnydva.s,gg.iyua.nia.my:a.,dnN,dm,vr.

1Np1aNn,amf

An

4.:,ln Na.,m.ydffi.:ynaN,yg.niyn.wpam.dpnr.:aan.nia.Nac ,Na:adn.px.y.1 Na.m emnydvaf

An

2,3aNadn.my:1gam.px.y.mr1av,hv.:,ln Na.s,gg.iyua.w,3aNadn.vpdmn,n adnmf

An

4.:,ln Na.vyd.ea.ma1yNynaw.,dnp.,nm.vpdmn,n adn.m emnydvram.s,nip n.nia.daaw.rxpN.

y.via:,vyg.Nayvn,pdf.bly:1gaq.nryega.mygn.w,mmpguaw.,d.synaN.tmygn.ydw.synaN.yNa. epni.1 Na/.nia.:,ln Na.vyd.ea.ma1yNynaw.effi.auy1pNyn,pd.px.synaN.si,vi.,m.dpn.y. via:,vyg.Nayvn,pdrf An Ca.ffan.ip:pffadap m.:,ln Namo.ianaNpffadap m.:,ln Nam.ydw.vpggp,wyg.:,ln Namq An fip:pffadap m.:,ln Naq.nia.vp:1pm,n,pd.y11ayNm. d,xpN:.np.nia.dy-aw.affiaf. bly:1gamq.maysynaN.ydw.y,Nf. An fianaNpffadap m.:,ln Naq.nia.vp:1pm,n,pd.wpam.dpnr.y11ayN. d,xpN:.ydw. my:1gam.px.nia.my:ar.:,ln Na.s,gg.vpdny,d.u,m,egffi.w,3aNadn.vpdmn,n adnmo.affff. ffNyd,na.tNpv-.px.gyuy.pN,ff,dro.xpfff An (pggp,wyg.:,ln Naq.ni,m.,m.peny,daw.siad.:pgav ga.m,)am.r,dvNayma.pN.siad. vg :1m.px.:pgav gam.rt:,vaggamr.pvv N.np.xpN:.vpggp,wm.niyn.yNa.pdgffi.u,m,ega. m,dff.yd.agavnNpd.:,vNpmvp1af.(pggp,wm.wp.dprn.w,mmpgua.,d.synaN.ydw.xpN:.y. ianaNpffadap m.:,ln Na.vyggaw.y.m m1admr,pdf.bly:1gamq.1Npnp1gym:.,d.g,u,dff. vaggmo.vgyffi.:,daNygm.,d.mp,gf (iydffam.,d.:ynnaN.ydw.nia.Npga.px.adaNffffi.yNa.x dwy:adnyg.,d.via:,mnNffif An

4.via:,vyg.viydffa.,d.:ynnaN.,dupguam.nia.w,my11ayNydva.px.pda.pN.:pNa.m emnydvamo.

ydw.nia.y11ayNydva.px.pda.pN.:pNa.das.m emnydvamo.ayvi.s,ni.,nm.psd.,dnN,dmr,v.

1Np1aNn,amf.

An (ia:,vyg.viydffam.yNa. m yggffi.yvvp:1yd,aw.effi.a,niaN.nria.Nagayma.pN.nia.yempN1n,pd.px. adaNffffif An Agydnm. ma.nia,N.gayruam.np.vy1n Na.nia.adaNffffi.px.nia.m d.tvpdny,daw.,d.g,ffin.1yNn,vgam. pN.1ipnpdmr.,d.y.1Npvamm.vyggaw.1ipnpmffidniam,mf. An kiaffi. ma.ni,m.adaNffffi.np.eNay-. 1.vyNepd.w,pl,wa.ydw.synaN.niyn.yNa.NayNNydffaw.np.

1Npw va.vyNepiffiwNynam.5.Agydnm. n,g,ma.adaNffffi.mnpNaw.,d.vyNepiffiwNynam.niNp ffi.

nia.1Npvamm.px.vagg gyN.Nam1,Nyn,pdf. An kia.mn wffi.px.adaNffffi.viydffam.ymmpv,ynaw.s,ni.via:,vyg.viydffam.,d.g,u,dff.pNffyd,m:m. ,m.-dpsd.ym.e,pvia:,mnNffif An kia.Rys.px.(pdmaNuyn,pd.px.bdaNffffiq.adaNffffi.:yffi.ea.viydffaw.xNp:.pda.xpN:.np. ydpniaNo.e n.,n.vyddpn.ea.rvNaynaw.pN.wamnNpffiawf An P,dan,v.adaNffffi.tPbrq.nia.adaNffffi.niyn.:ynnaN.vpdny,dm.siad.,n.,m.,d.:pn,pd..r

5.Pb.E.VoU

? 6 .siaNa.:.,m.nia.:ymm.ydwr.u.,m.nia.uagpv,nffi.px.nia.:ynnraNf An (ia:,vyg.adaNffffiq.nia.adaNffffi.Nagaymaw.siad.vpygo.si,vi.vpdm,mnm.px.:pmngffi. vyNepd,maw.1gydn.:yrnnaNo.,m.e Ndawf An fiayn.adaNffffiq.ygg.pniaN.xpN:m.prx.adaNffffi.vyd.ea.Nayw,gffi.vpduaNnaw.np.iayn.adaNffffi/.,n. ,m.,dw,vynaw.effi.na:1aNyn Naf

Unit XX

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook? UnitT

To pc??QtEntotSQcin?I?ON

2.enviromtvitr.etiwr gmtaltr.etyoayeorveifftcanyaivrvadtwdgtiro wcr oetaltnwrreofftr.et

c.wdheitr.wrtacc otvdtnwrreofftwdgtr.etedeohmtr.wrtvitoefewiegtg ovdhtr.eietc.wdheis T To EttSQ u.vitiecrvadtgebdeiwtwdgtepyfwvditl dgwnedrwftwcadceyritvdtc.enviromtr.wrtwyyfmtratwfft nwrreotaotnwreovwfis An u.etinwffeirtywortaltnwrreotvitwdtwranst,ranitcan-vdetratnwket ytefenedrifft fi.eoewitefenedritnwket ytnafec feifftwdgtnafec feitnwkwet ytcanya dgistu.eiet woetwffty oeti -irwdceitaltnwrreost An x-3ecritcadrwvdtwdtwna drtaltwnwrreotcwffegtvritnwiistu.etfievh.rtaltwdta-3ecrtvit newi oegt-mtr.etlaocetfivr.tfi.vc.tr.wrta-3ecrt1altwtceorwvdtnwii(tvitwrrowcregtrafiwogit r.etcedroetaltr.etewor.st,fr.a h.tnwiitwdgtfievh.rtwoetalredt iegtvdreoc.wdhew-fmfft r.evotnewdvdhtvitgv)eoedr;tnwiitvitwtT wdrwvrmtaltnwrreofftwdgtfievh.rtvitwtlaocest An ,fftnwrreotcwdt-etgeicov-egwt-mtwtiertaltc.wowcreovirvcitaotyoayeorveitr.wrtwoet dvT et ratvrstfldrovdivctyoayeorveitwoetyoayeorveitr.wrtwoetcannadtratwfftiwnyfeitaltr.wetiwnet kvdgtaltnwrreost An ,tyworvc fwotnwreovwftcwdt-etnwget ywtaltPwova itcadirvr edrit1ywori(st An u.etfiwmtr.wrtr.eietwoetwoowdhegtcadirvr edritvitcwffwegtr.etcanyaivrvadtaltt r.etnwreovwfst An u.etcanyaivrvadtaltwtnwrweovwfti.afiitvritirow cr oest An

4etdeegtkdafifeghetaltr.etfiwmtvdtfi.vc.tr.etcadirvr edritwoetwoowdhegfftaotr.et

iro cr oetaltr.etnwreovwffftrat dgeoirwdgt.afitr.etnwreovwftfivfft-e.wPetwdgt yaiiv-fmt.afitratc.wdhetwtyworvc fwotyoayeormst An :fenedritwoetiro cr owft dvritaltnwrreotr.wrtcwddart-et-woakedtgafidt ivdhtc.envcwft ner.agist An :fenedritwoety oeti -irwdceitnwget ytaltwranis An ,ranitcadivirtaltefecroadifftde roaditwdgtyoaradist:pwnyfei;tcwo-adt12(fft apmhedt1x(fft.mgoahedt1z(fftc.faovdet12f(s An u.emtwg.eoetratr.eniefPeitaotar.eotefenedwrit-mtc.envcwft-adgvdhtratlaont nafec feist An u.vit-adgvdhtyoaceiitfivfftoei frtvdtr.etlaonwrvadtwaltdefity oeti -irwdceist An

5afec feitcwdt-et-oakedtgafidtc.envcwffmtvdratr.etefenedritr.ewmtwoetcanyaiegtalst

:pwnyfei;tcwo-adtgvapvget12x 6 (fftfiwreot1z 6 x(s An u.emtcwdtrwketywortvdtc.envcwftoewcrvaditfivr.tar.eowtnafec feit-mtvdreowcrvadit -erfieedtr.evotwranist An ,ranitcadrwvdegtvdtnafec fweitcwdtoewcrtc.envcwffmtratlaontcanya dgis An ,ty oetcanya dgtcwdt-et-oakedtgafidtaot-etgecanyaiegtratrfiataotnaoety oet i -irwdceitadfmt-mtc.envcwftnewdist pntQ? ti?not?o Ei o ScitQN

Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?

TXopT c??Tt

Answer twoEwrnswEtexxsEr

waemroPxsw cwinoPnwterrsmwoEwP ta Esqweuqwrnswue r msw cwrnsw er twqomsPrEwrnsw sne o mw cwterrsm 4. Answi mqwer tw mo ouersEwcm twewmsswi mqwtseuou wouqo oEo xs w 4. emxwEPn xemEwE aa mrsqwrnswer toPwrns mw cwter rsmwinoPnwErersqwrnerwterrsmwieEw teqsw aw cwrouwouqo oEo xswaemroPxsEwinoPnwP t ousqwr w o sworEwPnemePrsmoEroPw am asmrosE 4. exr uEwr toPwAns mwt qosq wrnswc mtsmwrns m wouwrnswsemxwrnwPsur m 4. qsewwxstsurEwemswP ta Esqw cwsrmstsxwEtexxwouqo oEo xswaemroPxsEwPexxsqw er tE wr tEwmsreouwrnsomwoqsuro rwrnm nwexxwPnstoPexwmsePro uE 4.

qsew wr tEw cwewaemroP

xemwsxstsurwne swrnswEetswe sme swteEEweuqwrnsomw rnsmwam asmrosEwemswexE wrnswEets wr tEw cwqosmsurwsxstsurEw susmexxwne sw qosmsurwe sme swteEEsEweuqwqosm surwam asmrosE 4.

qsew€w‚ ta

uqEwem swc mtsqw wP t ouero uEw cwrnsw er tEw cwqosmsurw sxstsurE 4. qsewƒwr tEw cwri w mwt mswsxstsurEwtewP t ouswouwt mswrneuw uswmero wr w c mtwt mswrneuw uswP ta uq 4.

Answc

mwoqseEwP ureousqwouwexr uEwr toPwAns mwE aa mrEwrnswrnmsswc uqetsurexw xeiEw cw‚nstoErmw 4.

Answ"eiw cw‚ uEsm ero uw cw...eEE

4.

Answ"eiw cw‚ uEreurw‚ ta

Eoro u 4.

Answ"eiw cw...

xroaxsw†m a mro uE 4.

AnswteEEw cweuwer twoEw

E exxwmscsmmsqwr weEworEwer toPwiso nr 4. ‡sxero swiso nrEwemsw Esqˆwexxwiso nrEwemswsamsEEsqwmsxero swr wrnswEre xswc mtw cw Pem uw ‚winoPnwneEweuweEEo usqwer toPwiso nrw cw

TXoT?

? 4. ... xsP xsEweuqwP ta uqEwemswc mtsqw wrnswPnstoPexwmsePro uw mw uqou w cwer tE 4.

Ansomwer toPwiso nrwoEwewc

uPro uw c wrnswer toPwiso nrw cwrnsomwP uEror surwer tE w etaxsw‰

ŠwneEwewt xsP

xemwi so nrw cw'OEŽw‘ w wOEOE'w"wŽ“

TXo T c??T

? iiTt?TT???nt Answasmo qoPwre xswqoEaxeEw'wu iuwPnstoPexwsxstsurEwe

PP mqou wr wEsxsPrsqw

am asmrosEw cwrnsomwer toPwErm Pr msE w‘"sswrnswusrwae swc mweuwsetaxsw cwewasmo q oPw re xs 4. xstsurEwemswouwm iEwouw mqsmw cwrnsomwer toPwu t sm 4. xstsurEwiornwEoto xemwer toPwErm Pr msweuqwnsuPswEotoxemwPnstoPexwam asmrosEwemsw emmeu sqwouw smroPexwP x tuEwPexxsqw m aE

Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?

AnAnswer tooExE

Topc??

he eriodic table of eleents

4.1 N

?????  ?  ? ? ??U aNmea nydav tg ??? ???  ? ? ?   2. ??      2. ? ?? ???    ??   ?  2. ?? ?? ??  2.     ? ? ?? 2.

 

? ?  ? ??  ?      2.

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   ?   2. ƒ ? ?  2. ?? ?? ??  ‚? 2. ??"‚ ... 2. ??"‚‚  2. ??"... † 2. ??   ? 2. ‡  ? ˆ ? ?    ‚???  ? aNm:aotpdwrpd, 2. ...   ??   2. ?? ?  ? ??   ‰

Š?

  ?'OEŽ‘  R OEOE'"Ž“ aNmxa nydasdi1tq1wa vupdatfadpdgd. , ?? '?   ?   ‘"?     2. ?   2. ?   ??      

Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?

XTop c??t??

An

4.1 1Na.mename 1y.m1dm vam.eyamatrayag m:o vmpowanag me 1yorm:ao,v .xmsieyNtaqm

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Pn13N.m4m 1m444mregm2amrte..oEapme.mya et.rx

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Nn1 1gm1nmga3 n1g

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Nn1 1g.x

Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?

To pc??tinioctccno?ti

on c o?n on c o o? ti ?coinotcon ?c 

Answer toEwxoawmPwsEs s

PcwimPwtswqasisusuwtrwm

4. e teia qcw w Pu imc sewcnswmco iwP tsa wcn ew ewmEeowcnsw

P tsawoxwqaocoPewmPuwcnsw

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Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?

To pic???n?o?t??noiono?

Answesr totE wExwa

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Šwons wonswwtPwŽw

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Unit XX

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?? Answe

To pc?i?o?i?conin

oto  oco? 

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Rhizoibummuzz

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Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?? An

4.1 Namen

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4.1 Namnd3A

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Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?? An

4.1 Nameny4dnvtnveng N:onpnwe1nrwtnNemn,rwxmesmnmxmsi Neq

An uf.amenyudnvtnveng N:onlpnwe1nrwtntvfnrmxmsi NetnNffincrvsrnicNnw mn,wxmesmn mxmsi Netnw,wvxw2xmnffiN n2Ne1veaq An uf.amentrw mtnmwsrnNffinvitnicNnmxmsi NetncvirnNemnr.1 NamenwiN3n mt:xiveanven irmnffiN 3wivNenNffinicNnsN,wxmein2Ne1tq

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Unit XX

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook?? Answe

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Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook??

Answer torsErexarEm

aPxrciPPrsErqui erc ieam iur s

P PePrsEr

rri rr 4. aa eaa rauaca ePrimaraPPa e iurEsmr smc iurqui ermsex 4. aaar ruimaricsw eP 4. rrsnei arEmscri mr irqxsesP exaP P 4. rsnei arEmscrieamreia rwqrEmscrPs u 4.  r r r i r€ rrii uinuar rPs u‚rPscar e msa reia rwqrEmscri mr rPs urnr emsa

ƒ"...

rni eam irs rqui ermssePr†r iuuarƒ"...ie s  4. aaar rPciuuricsw eP 4. ‡a r€ rˆ r€s r w r‰ r u r srii uinuar rPs ur

Auexswxr

seraPPa e iu rqui ePrmsrnaeeamr ex 4.

PsuwnuarEsmcPrsErPs w

cri 4.

P u s

r  4. s arŠ 4. 'wsm ar‡ 4. nim wcrˆiri r 4. Pems e wcrm

To pc??ot?t?on

o nticnoc oinc? nioc? cn 

OEa PrPemw ewmaPrcirnarwParesrmaqmaPa

erexar siua erns  r rircsua wuarsmr s  4. ˆs Prnaeaa riescPrimarPxs rnru aP 4. †resraua ems

Primar

aaaresrEsmcrirns  4. OEs arqi mPrsEraua ems

Pr

ser suar rns  rimarPxs rnrsePrsmr msPPaPr a...er esrexariescPr €sPerauaca ePrqmaEamresrnarPwmmsw arnrŽraua ems

Prexars eaermwuara... aqerEsmr

xmsa r 4. †rxiPrs uresraua ems Pr 4. armsa r'wsm ar‡ 4. xmsa rrxiPrs arP uaraua ems 4. 'wsm ar‡rxiPrPaa raua ems

Prexmaarus

arqi mP rs arP uaraua ems 4. ri r‡rwParexa mrP uaraua ems

PresrEsmcrirns

rnaeaa rexariescPrr †rmaqmaPa earnriru a 4. ‡rPe uurxiPrexmaarus arqi mPri rexaParimarPxs riPrexmaarqi mPrsErsePrr imsw r‡ ?  © Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBookUn ?? ????? 4.

2..enviireo.mrt eg ie alwo.iearyvnmraffeffyloygrc edrgtvairtw wetyehyvleffylo.ife

yvnmraffeffyloygrc se 4. ufmlo.ieyhergtvairtw be 4. ffmvpyrecayfacied,- k wfieratvmtiedx- 31
wfie g.o(mtied)- ;1 wfiemrceo(y o(mtiedT- ;13 ws 4. fly teo.mrteta gieaw elmciegoeyheffmvpyrwed,wfie(Pcvynired4wfieyfPnired-wfieratvyniredxwfie g.o(gved)wfiemrceo(y o(yvg edwTws    ?   ?????? 4. :ryvnmraffeffyloygrc ecyeryteffyrtmareffmvpyremrcew(Pcvyniremtyl earet(ie mlie ly.iffg.ise 4. isnse ycagleff(.yvacied m.twfiemllyragle(Pcvyfaciedg iceare(yg wi(y.ceff.imriv ws 4. -vnmraffeffyloygrc effyrtmarepyt(effmvpyrwemrce(Pcvyniremtyl edffm..ice (Pcvyffmvpyr wse 4. isnseit(mrifiepgtmrifiemwffityris T.mrt emviecazaciceartyet5yenvygo epm iceyret(iewtPoieyhergtvairt etw(iPevi6gavis 4.

2gtytvyo(affeyvnmra l be

4. vi6gavieyr.Pe alo.ifiearyvnmraffergtvairt etyelmNieffylo.ifeyvnmraffeffyloygrc 4. isnsem..enviireo.mrt fieffivtmarepmfftivams 4.

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2..ehmfftyv emvieriicicemrcemrealwpm.mrffie5a..evi g.teareoyyveo.mrtenvwy5t(s

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4. /(ie.izi.eyheo.mrtedffvyoweovycgfftayreffmrepieryenwvimtivet(mret(mtem..y5wicepPet(iely te .alatarneyhet(iei irtam.ewo.mrtenvy5t(ehmfftyv se

Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook??

Topc ??tc

T c ? nc i i c T c?n c? ni?c X  Table 1 Useful information about water, carbon dioxide and ammonia ??t? nc i i  ni?  n   Seas riers lakes liuid  Atoshere as a aour  akes u €‚ of liing

organiss Atoshere €€ƒ‚ Volcanic gases "esiration roduct of all

liing things  ...uel cobustion roduct ain source is decoosed anial and lant †aste contains ‡ t t  ti • No colour, odour or taste; • Density of 1 at 4

ˆ‰

• Melting point 0 ˆ‰ • Boiling point 100 ˆ‰• Odourless, colourless, non- poisonous gas; • Freezing point -76 ˆ‰ • Reacts with water to form carbonic acid• Gas that condenses at -33 ˆ‰ • Highly water soluble

 t?n

  ain solent on Šarth and ionisation in †ater facilitates reactions  ain source of ' OE  Žransort ediu in the body  "egulates Šarth‘s teerature Plants use ‰OE " and ' " OE to build cole“ organic coounds  Š“creted by anials during resiration Plant and anial nutrition ‡ source for rotein synthesis by bacteria

lants and anials

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4.iam

PE nwiPtE

PtEwcP

P

nmwmP tawtEw nweasr wiPtE

PtEwn n

ma r nweP PE nwaqw n c wmnutmnswqamwrsmP taEwaqw nweasr

Unit X

© Via Afrika Publishers » Agricultural Sciences ?? Study Guide eBook??

XT opc?c?t?iti?TTtpT?c?nTctTcnT?

cni?T?  n An

4.1 Name4nm.yNdvmtN1dmyg:m .op Na:mNtmN1w.aromoNd,Nxasvim

An qg:umo.am :mfrap:smyNm.aNyg:1m4m.yNdm umNa:mevrawf:nlmyffiNmesNx f:nmN1myg1::mey1r,f:nm oNc.f:aym Nasvim An

2.yx1.y:smN1w.aromoNd,Nxasvmg.c:m.md.3rdxdmaxd :1mrNtmgus1Nw:amehnm.yNdvm

Nas:smyNmyg:m4m.yNdvi An bav.yx1.y:smN1w.aromoNd,NxasvmoNay.ramNa:mN1mdN1:msNx f:mN1my1r,f:m rNasvmramyg:r1m

4mvp:f:yNaim

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