A Detailed Lesson Plan in Biology for Grade 7 Ailyn Ecot November 2015
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"B#E$%&E' At t(e end of t(e lesson) t(e st*dents +ill be able to, 1! denti dentify fy -arts -arts and f*nct f*nction ionss of a e*.ary e*.aryoti oticc cell 2! Disti Disting*i ng*is( s( -lant -lant cell cell from from anima animall cell cell
'/B#E$% A%%E Plant and Animal $ells A! efe efere renc nces es Boo., Grade 7 'cience Learners od*le Grade 7 'cience %eac(ers %eac(ers od*le B! at ateri erials als riting riting materials) -ict*res of different -arts of resta*rant) ill*strations of -lant and animal an imal cell $! deas Plant and animal cells (ave several differences and similarities! Animal Animal cells do not (ave cell +alls and c(loro-last b*t -lant cells do! Animal cells are ro*nd in s(a-e or irreg*lar b*t -lants (ave fi3ed) reg*lar s(a-ed! D! Proc Proces essses dentifying) disting*is(ing) en*merating) a--reciating) analysing E! &al*es A--reciate t(e f*nction of every details of o*r system!
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P"$ED/E A! Prelim Prelimina inary ry Acti Activit vity y 1! -rayer 2! $(ec $(ec.i .ing ng of atte attend ndanc ancee 4! $(ec $(ec.i .ing ng of of ass assig ignm nmen ents ts ! evi evie+ e+ of of t(e t(e -as -astt less lesson on 5! Dril Drilll of of t(e t(e -as -astt les lesso son n
%eac(er Activity
't*dent Activity
B! otivation Good afternoon class6 o+ are yo* t(is day8 e9re fine ma9am6 ".ay) since yo* are fine) g*ess yo* are ready for :es ma9am6 o*r class t(is afternoon! (ave (ere some -ict*res
%eac(er Activity B! otivation Good afternoon class6 o+ are yo* t(is day8 ".ay) since yo* are fine) g*ess yo* are ready for o*r class t(is afternoon! (ave (ere some -ict*res and as flas(es it before yo*) +o*ld li.e yo* to give me t(e f*nction of it! ".ay8 ;'(o+s a -ict*re of a door< ;'(o+s a -ict*re of a +all< ;'(o+s a -ict*re of fridge< ;'(o+s a -ict*re of floor) tables and c(airs< ;'(o+s a -ict*re of +aiter and +aitress< ;'(o+s a -ict*re of a ta.e=o*t bo3< ;'(o+s a -ict*re of a c(ef< ;'(o+s a -ict*re of line=*- coo.s< ;'(o+s a -ict*re of a >anitor< ".ay) +(ere can +e find t(em8
't*dent Activity e9re fine ma9am6 :es ma9am6
t lets -eo-le in and o*t of t(e room6 t -rotects +(at is inside t(e room ma9am6 t stores food6 t caters all t(e -eo-le aro*nd it ma9am6 %(ey serve as t(e organi?er ma9am by serving food6 Pac.ages t(e food t(at t(e cost*mer +ants to ta.e o*t ma9am6 %(at9s t(e c(ef) it coo.s food6 %(at9s still a c(ef b*t t(ey are many) t(ey convert t(e ingredients to a ready to eat food6 %(at9s a >anitor) it cleans t(e establis(ment ma9am6 At a resta*rant ma9am6
%(ese -ict*res) t(e c(efs) t(e +aiters and +aitresses) t(e refrigerator) t(e ta.e=o*t bo3) t(e door) t(e +all) is +(at com-rises t(e resta*rant! %(is is t(eir basic str*ct*ral and f*nctional *nit! 'ame +it( t(e e*.aryotes) +e also (ave o*r basic str*ct*ral and f*nctional *nit! $an someone tell me +(at is it8
%(e cell ma9am6
%(at9s rig(t6 And today) +e are going to tac.le abo*t t(e -lant and animal cell! $! Lesson Pro-er! Before +e start o*r lesson) +e are going to (ave an activity! Are yo* ready class8 $o*nt of from 1 to 4! (Gives t(e materials for t(e activity< t(e title of o*r activity is com-aring -lant and animal cell! ".ay) can someone read t(e ob>ectives for yo*r activity8
:es ma9am6
#ecca) -lease read t(e directions!
$om-are -lant and animal cell belo+! Dra+ a &enn diagram to s(o+ t(e similarities and differences of t(e t+o cells! rite yo*r ans+ers on t(e manila -a-er and -ost it in t(e board! Late ans+ers +ill be ded*cted from t(eir gained -oints ;according to t(e
;t(e st*dents form t(eir gro*-s< "b>ectives, After doing t(is activity) yo* s(o*ld be able to dentify -arts of t(e cell@ • Describe -lant and animal cell@ • Differentiate -lant cells from animal cells@ • $onstr*ct a &enn diagram to s(o+ -arts t(at • are common to bot( and -arts t(at are only fo*nd in eit(er -lant or animal cells!
correct ans+ers given
No ma9am6
%(is activity is good for 5 min*tes) it is im-ortant t(at eac( member +ill coo-erate! ".ay8 :o* may
;st*dents ans+er t(eir activity<
correct ans+ers given
No ma9am6
%(is activity is good for 5 min*tes) it is im-ortant t(at eac( member +ill coo-erate! ".ay8 :o* may start no+! ;After 5 min*tes<
;st*dents ans+er t(eir activity<
".ay) let9s c(ec. if yo*r ans+ers +ere correct! #*st li.e a resta*rant) a cell also (as many com-onents or -arts in order for t(em to +or. efficiently! No+) let9s ta.e a loo. at t(is ill*stration! ;s(o+s a -ict*re of animal cell< (at (ave yo* observed in t(e ill*stration8 o+ abo*t t(is8 ;s(o+s a -ict*re of -lant cell<
%(ey are com-osed of many -arts ma9am and is circ*lar in s(a-e!
;st*dents re-ort t(eir +or.s<
%(ey (ave t(e same com-onents ma9am b*t t(at cell is rectang*lar in s(a-e!
Bot( cells (ave almost t(e same -arts! No+ let9s ta.e a loo. at t(ese t+o cells! %(ere are t(ree com-onents of a cell) t(e cyto-lasm) t(e n*cle*s and t(e cell membrane! Let9s loo. at first t(e n*cle*s! t is fo*nd in t(e center of t(e cell! $an someone -oint o*t +(ere is t(e n*cle*s8 (at is t(e f*nction of t(e n*cle*s8
;st*dent -oints o*t t(e n*cle*s<
Almost all of t(e activities of t(e cell is directed by t(e n*cle*s! No+ let9s go to t(e cell membrane) it is t(e o*ter layer of t(e animal cell) it encloses ot(er organelles! $an someone -oints o*t +(ere t(e cell membrane is8 t is also called semi-ermeable membrane! (y is it called semi-ermeable8
;st*dent -oints o*t t(e cell membrane<
(at +o*ld (a--en if t(e cell membrane does not f*nction -ro-erly8
".ay) no+) let9s go to t(e cell +all! t is fo*nd >*st o*tside of t(e cell membrane! $an someone -oint o*t +(ere is t(e cell +all8 $an +e fo*nd t(is in bot( cells8 (at is t(e -*r-ose of cell +all in -lants8 ".ay) no+ let9s go to t(e cyto-lasm! t is +(ere t(e ot(er organelles are s*s-ended! $an someone -oint o*t +(ere is t(e cyto-lasm8 (at is t(e f*nction of t(e cyto-lasm8
No+ mitoc(ondria is one of t(e organelles t(at is fo*nd in t(e cyto-lasm) it is an oval s(a-e organelle and is s*rro*nded by a do*ble membrane! (ere is mitoc(ondria in t(e cell8 (at is t(e f*nction of mitoc(ondria8
t is t(e control center of t(e cell ma9am6
t allo+s s-ecific molec*les to -ass t(ro*g( and bloc.ing ot(ers! it(o*t -lasma membrane) any s*bstances can go in and o*t of t(e cell! %(e cell may be affected by t(e e3it of t(e needed s*bstances or t(e entrance of *nneeded s*bstances or t(e -oisono*s s*bstances t(at can lead to deat( of t(e cell! ;st*dent -oints o*t t(e cell +all<
No ma9am) +e can only find t(is on t(e -lant cell! t gives t(em s(a-e and -rotection to -lant cell beca*se t(ey are to*g( or rigid! ;st*dent -oints o*t t(e cyto-lasm<
t maintains t(e osmotic concentration of t(e cells and -revents t(em from s(rin.ing or b*rsting!
;st*dent -oints o*t t(e mitoc(ondria<
t is t(e -o+er(o*se of t(e cell!
:es) it -rod*ces energy t(at is needed by t(e body! o+ abo*t t(e endo-lasmic retic*l*m8
t is a large net+or. of t*bes and is li.e ma?e or
No+ mitoc(ondria is one of t(e organelles t(at is fo*nd in t(e cyto-lasm) it is an oval s(a-e organelle and is s*rro*nded by a do*ble membrane! (ere is mitoc(ondria in t(e cell8 (at is t(e f*nction of mitoc(ondria8
;st*dent -oints o*t t(e mitoc(ondria<
t is t(e -o+er(o*se of t(e cell!
:es) it -rod*ces energy t(at is needed by t(e body! o+ abo*t t(e endo-lasmic retic*l*m8 (at is t(e f*nction of t(e endo-lasmic retic*l*m8
t is a large net+or. of t*bes and is li.e ma?e or folds! t carries -roteins to different -arts of t(e cell!
%(ere are t+o ty-es of endo-lasmic retic*l*m) +(at are t(ey8 (at ma.es it ro*g(8
%(e smoot( and t(e ro*g( endo-lasmic retic*l*m!
(at is a ribosome t(en8
ibosomes are circ*lar in s(a-e and are eit(er free or attac(ed to t(e endo-lasmic retic*l*m! ;st*dent -oints o*t t(e ribosomes<
$an someone -oint o*t +(ere is t(e ribosome is8 ".ay! %(is one9s (ere is t(e lysosome t(ey brea. do+n t(e +aste -rod*cts and deto3ify t(e cell! %(e Golgi a--arat*s are li.e flattened stac.s of sacs) +(ere is t(e Golgi a--arat*s in t(e ill*stration8 (at is t(e f*nction of Golgi a--arat*s8 %(e vac*oles on t(e ot(er (and are organelles for storage! t is easily seen in -lant cell beca*se t(ey (ave large vac*oles! $an someone -oint o*t t(e vac*oles8 o+ +o*ld vac*oles in -lants serve as defense against animals t(at eat t(em88 $(loro-lasts is an elongated or disc=s(a-ed organelle) can someone -oint o*t t(e c(loro-last8 (ere can +e find t(em8 (at is t(e f*nction of c(loro-last8 ".ay) c(loro-last contains c(loro-(yll) a green -igment in -lant +(ic( absorbs lig(t energy from t(e s*n and is t(e site of -(otosynt(esis in -lants! (y are t(ere several c(loro-last in t(e cell8
%(is one9s (ere is t(e centrosome) it organi?es t(e cell -arts d*ring cell division! ".ay let9s go bac. to t(e -ict*res! Let *s connect t(eir f*nctions to t(e f*nctions of t(e organelles! Are yo* ready8 n a resta*rant) yo* see its +alls! (at do t(ese +alls re-resents in t(e cell8 :es6 %(at is beca*se bot( t(e cell +all and t(e +all of t(e resta*rant give t(e ob>ect str*ct*re and creates a barrier from +(at9s inside to +(at9s o*tside!
o+ abo*t t(e door of t(e resta*rant8 (at does it do8 %(at9s rig(t6 And it resembles to +(at8
"n t(e ot(er (and) t(e c(ef is similar to t(e n*cle*s) +(y do yo* t(in. so8
%(e ribosomes ma.e it ro*g(!
;st*dent -oints o*t t(e Golgi a--arat*s< %(ey f*nction as t(e -ac.aging *nit of t(e cell) t(ey sort and modify -roteins! ;st*dent -oint o*t t(e vac*oles<
&ac*oles in some -lants may contain -oison or to3ic s*bstances and t(ese s*bstances may (arm animals once eaten) t(is serves as t(eir -rotection! ;st*dent -oints o*t t(e c(loro-last< $(loro-lasts can be fo*nd only in -lant cell! %(ey are t(e site of -(otosynt(esis in -lants!
t is t(e site of -(otosynt(esis and t(e more t(e c(loro-last in t(em ma.es t(em more efficient for ma.ing food!
:es ma9am6
t refers to t(e cell +all ma9am6
%(e door lets t(e -eo-le enters in and o*t of t(e -lace! %(e cell membrane) beca*se it determines +(at goes in and o*t of t(e cell) t(e only +ay for any molec*le to get inside of t(e cell is t(ro*g( t(e membrane! #*st li.e t(e door is t(e only +ay of t(e resta*rant! %(e c(ef is li.e t(e n*cle*s beca*se (es(e is t(e one in control on +(at food to ma.e and (o+ to ma.e it!
o+ abo*t t(e door of t(e resta*rant8 (at does it do8 %(at9s rig(t6 And it resembles to +(at8
"n t(e ot(er (and) t(e c(ef is similar to t(e n*cle*s) +(y do yo* t(in. so8 %(at9s rig(t6 %(e n*cle*s is t(e control center of t(e cell >*st li.e t(e c(ef +(o9s t(e one in control in t(e resta*rant on +(at food to ma.e! %(e n*cleol*s is t(e same as t(e c(ef9s brain) +o*ld yo* agree8 (at do yo* t(in. relates to t(e cyto-lasm in t(e resta*rant8 ".ay) t(e cyto-lasm relates to t(e seating area and t(e area in t(e .itc(en! A seating area contains all of t(e tables) and t(e .itc(en contains all of t(e food) coo.ing tools) and t(e fridge! 'ince +e9re tal.ing abo*t fridge) +(at does t(e fridge do8 And it is t(e same as to +(at in t(e resta*rant8
o+ abo*t t(e >anitors8 (at do t(ey re-resents8 Line of coo.s convert ingredients into meals convenient for t(e cost*mers to eat! (at does it re-resent to a cell8 Endo-lasmic retic*l*m serves as t(e -at(+ay of t(e resta*rant) +(ere t(e -roteins) li-ids and ot(er com-onents are assembled! o+ abo*t t(e ta.e o*t bo3es8 (at do t(ey re-resents8
(at is t(e cytos.eleton for8 n a resta*rant) t(e +aiters and +aitresses give t(e >ob str*ct*re and internal organi?ation! %(e +aiters and +aitresses m*st be organi?ed! Again) t(e difference bet+een t(e animal and -lant cell is t(at t(e s(a-e of t(e -lant cell is fi3ed and rectang*lar +(ile in animal it is ro*nd and irreg*lar! Also) -lants (ave c(loro-last) cell and large vac*oles +(ile animals don9t!! Are t(ere any clarification8 *estions8
%(e door lets t(e -eo-le enters in and o*t of t(e -lace! %(e cell membrane) beca*se it determines +(at goes in and o*t of t(e cell) t(e only +ay for any molec*le to get inside of t(e cell is t(ro*g( t(e membrane! #*st li.e t(e door is t(e only +ay of t(e resta*rant! %(e c(ef is li.e t(e n*cle*s beca*se (es(e is t(e one in control on +(at food to ma.e and (o+ to ma.e it!
:es ma9am) beca*se t(e c(ef9s brain contains val*able reci-es needed for creating food! %(e c(airs and tables9 ma9am and also t(e floor!
%(ey serve as storage for food or ingredient! %(e vac*ole ma9am6 Cridge stores food t(at t(e cost*mers +ill event*ally eat and it is t(e same as t(e vac*ole t(at stores food t(at t(e cell ta.es in! %(e >anitor in t(e resta*rant re-resents t(e lysosome beca*se t(ey are t(e one +(o digests old cell -arts! %(e mitoc(ondria!
%(e ta.e o*t bo3es re-resents t(e Golgi a--arat*s beca*se t(e Golgi a--arat*s modifies) sorts and -ac.ages -roteins and ot(er materials for storage) >*st li.e t(e ta.e o*t bo3es +(ic( is *se for storing food! %(e cytos.eleton gives t(e cell s(a-e and internal organi?ation
No ma9am!
D! Generali?ation (at are t(e difference bet+een -lant and animal cell8 E! A--lication Dra+ a &enn diagram of t(e similarities and differences of t(e -lant and animal cell!
&! E&AL/A%"N
D! Generali?ation (at are t(e difference bet+een -lant and animal cell8 E! A--lication Dra+ a &enn diagram of t(e similarities and differences of t(e -lant and animal cell!
&! E&AL/A%"N $(oose t(e letter of t(e correct ans+er! b! (ic( of t(e follo+ing str*ct*res let s*bstances -ass in and o*t of t(e -lant and animal cell8 a! $ell membrane b! $ell +all c! E-idermis d! itoc(ondria 2! (ic( -art of t(e cell contains a green -igment needed for -(otosynt(esis8 a! $entrosome b! $(romosome c! $yto-lasm d! $(loro-last 4! %(is is t(e -o+er(o*se of t(e cell! a! Lysosome b! ibosome c! itoc(ondria d! N*cleol*s ! (ic( organelle is fo*nd only in a -lant cell8 a! $(loro-last b! $ell +all c! Bot( a b d! None of t(e above 5! (at -art of t(e cell contains instr*ctions and information to be sent to all -arts of t(e cell8 a! itoc(ondria b! N*cleol*s c! N*cle*s d! ibosome
&! A''GNEN% Dra+ a ty-ical cell and label its -arts! '*bmit t(ese in a s(ort bond -a-er ne3t meeting!
A DE%ALED LE''"N PLAN N '$EN$E C" GADE 7 Ailyn '! Ecot "ctober 2015
A DE%ALED LE''"N PLAN N '$EN$E C" GADE 7 Ailyn '! Ecot "ctober 2015
! "B#E$%&E' At t(e end of a F0=min*te -eriod) t(e Grade 7 st*dents +ill be able to, 1! dentify t(e -arts and f*nctions of a e*.aryotic cell@ and
2! Disting*is( -lant cell from animalcell
! '/B#E$% A%%E PLAN% AND ANAL $ELL A! ECEEN$E' Boo., grade 7 learners mod*le nternet, B! aterials riting materials) -ict*res and ill*strations of different resta*rant facility) ad(esive ta-e) mar.ers) bond-a-er $! deas Plant and animal cell (ave several differences and similarities! Animals cells do not (ave a cell +all and c(loro-lasts b*t -lant cells do! Animal cells are ro*nd and irreg*lar in s(a-e +(ile -lants (ave fi3ed) rectang*lar s(a-e! D! Processes dentifying) disting*is(ing) en*merating) a--reciating) analy?ing E! &al*es integration %(an.f*lness t(at o*r body is com-osed of tiny str*ct*res yet f*nctioning a big role!
! P"$ED/E A! Preliminary Activity 1! Prayer 2! $(ec.ing of attendance 4! $(ec.ing of assignments ! evie+ of t(e -ast lesson 5! Drill of t(e -ast lesson
