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8/18/2019 Soalan Pep Pertengahan Tahun f4 Biologi 2015
http://slidepdf.com/reader/full/soalan-pep-pertengahan-tahun-f4-biologi-2015 1/11
This question paper consists of two sections: Section A and Section B.
Kertas soalan ini mengandungi dua bahagian: Bahagian A dan Bahagian B.
Section A
Bahagian A
[60 marks / markah]
Answer all questions in this section.
Jawab semua soalan dalam bahagian ini.
P Q
R
S
T
DIARA! "
". Dia#ra$ show or#ane%%s P& Q& R and S in p%ant ce%% and T is sper$ ce%% in hu$an. Rajah menunjukkan organel P,Q,R dan S dalam sel tumbuhan dan T ialah sel sperma.
'a('i( )a$e or#ane%s P& Q& R and S.
amakan organel P, Q R dan S.
P : *****************
Q : *****************
R : *****************
S : *****************. [+ marks]
'ii( State the function of R and S.
"
,
-in#aran !itoondrion
)uc%eus
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8/18/2019 Soalan Pep Pertengahan Tahun f4 Biologi 2015
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'/( i9e e5a$p%e for so%utions 7& , and 8.
(erikan )ontoh larutan 7&, dan 8.
i. So%ution 7: arutan 7:
---------------------------------------------------------------------- [" $ar]
ii. So%ution ,: arutan ,:
----------------------------------------------------------------------
[" $ar]
iii. So%ution 8: arutan 8:
----------------------------------------------------------------------
[" $ar]
'c(Descri/e the condition of the strips that are i$$ersed in the fo%%owin# so%utions.Terangkan keadaan jaluran !ang direndam dalam larutan berikut :
i. So%ution 7: arutan 7:
-----------------------------------------------------------------------
[" $ar]
ii. So%ution 8: arutan :
-----------------------------------------------------------------------
[" $ar]
'd(i. 45p%ain 2our answer in 'c(i.
Jelaskan jawapan anda di 'c(i.
------------------------------------------------------------------------
[ $ars]
ii. 45p%ain 2our answer in 'c(ii.
Jelaskan jawapan anda di 'c(ii.
------------------------------------------------------------------------
[ $ars]
+
8/18/2019 Soalan Pep Pertengahan Tahun f4 Biologi 2015
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;.Dia#ra$ ; shows the action of an en<2$e on a su/strate.
Rajah menunjukkan tindakan suatu en*im terhadap substrat.
Dia#ra$ ; = Rajah
'a(1hat does 7 in Dia#ra$ ; represent3
%pakah !ang diwakili oleh 7 pada Rajah 0
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
[" mark ]
'/(State two properties of en<2$es which are shown in Dia#ra$ a/o9e.
!atakan dua si"at en*im !ang ditunjukkan pada Rajah di atas.
". >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
. >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
[ marks]
'c(State two other properties of en<2$es which are not shown in Dia#ra$ ?.
!atakan dua lagi si"at en*im !ang tidak ditunjukkan pada Rajah 1.
". >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
. >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
[ marks]
'd(The e5p%anation of the action of an en<2$e on a su/strate as shown in Dia#ra$ ; a/o9e is
/ased on a h2pothesis. 1hat is this h2pothesis ca%%ed3
2uraian tentang tindakan suatu en*im terhadap substrat seperti !ang ditunjukkan pada
Rajah di atas adalah berdasarkan pada satu hipotesis. %pakah hipotesis itu0
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
[" mark =]
?
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'e(Dia#ra$ + is a #raph which shows the effect of te$perature on the rate of a reaction
cata%2sed /2 pepsin.
Rajah 3 ialah satu gra" !ang menunjukkan kesan suhu terhadap kadar tindak balas !ang
dimangkinkan oleh pepsin.
Dia#ra$ + = Rajah 3
'i( 1hat is the te$perature& t& which is shown in Dia#ra$ +3
%pakah suhu, t, !ang ditunjukkan pada Rajah 30
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
[" mark ]
'ii( 45p%ain 2our answer in 'e('i(.
2uraikan jawapan anda di 'e('i(.
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
[" mark ]
'iii(1h2 is there no reaction at 60@3
4engapakah tiada tindak balas pada suhu 60@3
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
[" mark ]
'f( Pepsin is found in the #astric uice which is secreted /2 the sto$ach. 1hat is the opti$u$
pB for the action of pepsin3 Pepsin ditemui dalam jus gaster !ang dirembes oleh perut. %pakah pB optimum bagi
tindakan pepsin0
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
[ mark ]
6
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8/18/2019 Soalan Pep Pertengahan Tahun f4 Biologi 2015
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'e( 'i( State two si$i%arities /etween si$p%e diffusion and faci%itated diffusion.
!atakan dua persamaan di antara resapan ringkas dengan resapan
berbantu.
*******************************
*******************************
*******************************
[ marks]
'f( 45p%ain wh2 fish is preser9ed usin# sa%t so%ution.
Terangkan mengapa larutan garam digunakan untuk mengawet ikan.
*******************************
*******************************
*******************************
*******************************
[; marks]
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Section B
Bahagian B
[+0 marks / markah]
Answer an2 two questions fro$ this section.
Jawab mana5mana dua soalan daripada bahagian ini.
6.
C.
'a('i(
1ha
t is
an
en<2
$e3
%pa
kah
en*i
m0[
$ar
s]
'ii(Discuss the #enera% characteristics of en<2$es.
(in)angkan )iri5)iri umum en*im.
[ $ars=]
'/( 45p%ain how en<2$es are s2nthesised in the ce%%s.
Terangkan bagaimana en*im disintesis di dalam sel.
["0 $ars]
Dia#ra$ shows three different t2pes of ce%%s. Rajah 6 menunjukkan tiga jenis sel .
Dia#ra$ = Rajah 6
'a( i. )a$e the ce%%s %a/e%%ed 7& , and 8 in Dia#ra$ a/o9e.
amakan sel 5 sel !ang berlabel 7& , dan 8 dalam Rajah 6 di atas.
[; $ars]
ii. State the functions of the ce%%s %a/e%%ed 7& , and 8 in Dia#ra$ .
E
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'ii( an isotoni so%ution& larutan isotonik,
[ marks]
'iii(a h2pertoni so%ution. larutan hipertonik.
[; marks]
'd( 1h2 do red /%ood ce%%s and p%ant ce%%s /eha9e different%2 when the2 are i$$ersed in
a h2potonic so%ution3 4engapakah sel merah darah dan sel tumbuhan berkelakuan berbe*a apabila
direndam dalam larutan hipotonik0
[" mark ]
E. 'a(1ater is an i$portant inor#anic co$pound.
%ir adalah penting bagi sebatian bukan organik
45p%ain the i$portance of water in ce%%s. Terangkan kepentingan air di dalam sel .
[ $ars]
'/( i. Descri/e the structure of nuc%eic acid. Terangkan struktur asid nukleik .
["0 $ars]
ii. State two i$portances of nuc%eic acids in ce%%s.
!atakan dua kepentingan asid nukleik di dalam sel .
[ $ars]
""