mrsm spm trial 2009 bio paper 2
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NO. KAD PENGENALAN
NO. MAKTAB
MAKTAB RENDAH SAINS MARA
PEPERIKSAAN PERCUBAAN
SIJIL PELAJARAN MALAYSIA 2009
BIOLOGY
Paper 2
Tow hours and thirty minutes
JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU
Kertas soalan ini mengandungi 31 halaman bercetak dan 1 halaman tidak bercetak
Untuk Kegunaan Pemeriksa
Kod Pemeriksa :
Bahagian Soalan Markah
Penuh
Markah
Diperoleh
1 12
2 12
3 12
4 12
A
5 12
6 20
7 208 20B
9 20
Jumlah
1. Tulis nombor kad pengenalan dannombor maktab anda pada ruangan
yang disediakan.
2. Kertas soalan ini adalah dalamdwibahasa.
3. Soalan dalam bahasa Inggerismendahului soalan yang sepadan
dalam bahasa Melayu.
4. Calon dibenarkan menjawabkeseluruhan atau sebahagian soalan
sama ada dalam bahasa Inggeris
atau bahasa Melayu.
5. Calon dikehendaki membacamaklumat di halaman belakang
kertas soalan ini.
4551/2
Biologi
Kertas 2September
2009
2 Jam
4
5
5
1
2
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Section A
Bahagian A
[60 marks]
[60 markah]
Answer all questions in this section
Jawabsemua soalan dalam bahagian ini
1. Diagram 1.1 shows the arrangement of bones of one appendicular skeleton.Rajah 1.1 menunjukkan susunan tulang-tulang pada suatu rangka apendaj.
Diagram 1.1
Rajah 1.1
(a) On Diagram 1.1, complete and label the drawing to show the muscle andtendon that enable the forearm to move in the direction shown.
Pada Rajah 1.1, lengkapkan lukisan untuk menunjukkan otot dan tendon yangmembolehkan anggota hadapan bergerak ke arah yang ditunjukkan.
[ 2 marks ]
[ 2 markah ]
(b) Name the structure:Namakan struktur:
S: ...........................................................................................................................
T: ...........................................................................................................................
[ 2 marks ]
[ 2 markah ]
Triceps muscle
Otot triseps
T
S
Move upwards
Bergerak ke atas
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(c) Explain why muscle contraction needs more blood supply.Terangkan mengapa pengecutan otot memerlukan lebih banyak bekalan darah.
...............................................................................................................................
...............................................................................................................................
...............................................................................................................................
[ 2 marks ]
[ 2 markah ]
(d) Diagram 1.2 shows locomotion in a grasshopper.
Rajah 1.2 menunjukkan pergerakan seekor belalang.
Diagram 1.2 /Rajah 1.2
(i) Based on Diagram 1.2, explain the action of the leg muscle during
jumping.
Berdasarkan Rajah 1.2, terangkan tindakan otot kaki semasamelompat.
...................................................................................................................
...................................................................................................................
...................................................................................................................
...................................................................................................................
...................................................................................................................
[ 3 marks ]
[ 3 markah ]
Extensor
Ekstensor
Flexor
Fleksor
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Situation
SituasiThe hind leg muscle of a grasshopper is injured.
Otot kaki belakang seekor belalang telah tercedera.
(ii) Based on Diagram 1.2 and the information above, explain how this
affects the jumping movement.
Berdasarkan Rajah 1.2 dan maklumat yang diberikan, terangkan
bagaimana ia mempengaruhi lompatan belalang tersebut.
...................................................................................................................
...................................................................................................................
...................................................................................................................
...................................................................................................................
...................................................................................................................
[ 3 marks ]
[ 3 markah ]
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2. Diagram 2.1 shows the structure of the plasma membrane that is involved in themovement of substances.
Rajah 2.1 menunjukkan struktur membran plasma yang terlibat dalam pergerakan
bahan-bahan.
Diagram 2.1
Rajah 2.1
(a) Based on Diagram 2.1, label structure :
Berdasarkan Rajah 2.1, label struktur :
L : ........................................................
M : .......................................................
[2 marks]
[2 markah]
(b) State one property of:
Nyatakan satu sifat pada:
(i) The plasma membrane in Diagram 2.1.
Membran plasma dalam Rajah 2.1.
...................................................................................................................
[1 mark]
[1 markah]
(ii) The molecules that can pass through structure L by simple diffusionbased on Diagram 2.1.
Molekul yang boleh merentasi struktur L secara resapan ringkas
berdasarkan Rajah 2.1.
...................................................................................................................
[1 mark][1 markah]
Glucose
Glukosa
Calcium ion
Ion kalsium
L
M
ATP
Outside
the cell
Di luar
sel
Inside
the cell
Di dalam
sel
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(c) Based on Diagram 2.1, explain how glucose and calcium ions are transported
across the plasma membrane into the cell.
Berdasarkan Rajah 2.1, terangkan bagaimana glukosa dan ion kalsium
diangkut merentasi membran plasma ke dalam sel.
(i) GlucoseGlukosa
...................................................................................................................
...................................................................................................................
...................................................................................................................
[2 marks]
[2 markah]
(ii) Calcium ions
Ion kalsium
...................................................................................................................
...................................................................................................................
...................................................................................................................
[2 marks]
[2 markah]
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(d) Refering to the movement of substances across the plasma membrane:
Merujuk kepada pergerakan bahan-bahan merentasi membran plasma:
Diagram 2.2 / Rajah 2.2
(i) Explain the observation based on Diagram 2.2.Terangkan pemerhatian berdasarkan Rajah 2.2.
...................................................................................................................
...................................................................................................................
...................................................................................................................
[2 marks]
[2 markah]
(ii) Based on Diagram 2.3, explain why salted fish can be stored for 3months.
Berdasarkan Rajah 2.3, terangkan mengapa ikan masin boleh disimpan
selama 3 bulan.
Diagram 2.3 / Rajah 2.3
...............................................................................................................................
...............................................................................................................................
...............................................................................................................................
[2 marks]
[2 markah]
Initial observation
Pemerhatian awal
Final observation
Pemerhatian akhir
After being immersed for
2 hours
Selepas direndam selama
2 jam
After being immersed
for 2 weeks
Selepas direndamselama 2 minggu Salted fish
Ikan masin
Concentrated salt
solution
Larutan garam
pekat
Tap waterAir paip
Chilly is cut
halfwaylongitudinally
Bahagian cili
yang dipotong
memanjang
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3. Diagram 3.1 shows the amount of energy released during two types of respiration
P and R.
Rajah 3.1 menunjukkan jumlah tenaga yang dibebaskan semasa dua jenis respirasi,
P dan R.
Diagram 3.1
Rajah 3.1
(a) State the type of respiration in:Nyatakan jenis respirasi dalam:
P :
R :...
[ 2 marks ]
[ 2 markah ]
(b) Based on Diagram 3.1, explain why the amount of energy released during R isvery much greater than during P.
Berdasarkan Diagram 3.1, terangkan mengapa jumlah tenaga yang dibebaskan
semasa R lebih tinggi daripada semasa P.
....
....
...
[ 2 marks ]
[ 2 markah ]
P R
Amount of energy
released (kJ)
Jumlah tenaga yang
dibebaskan (kJ)
2898
Types of respiration
Jenis respirasi
150
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(c) Diagram 3.2 shows the respiratory structure of organism X and Y.
Rajah 3.2 menunjukkan struktur respirasi organisma X dan Y.
Diagram 3.2
Rajah 3.2
(i) State one adaptation of the respiratory structure of organism X and Y.
Nyatakansatu adaptasi yang terdapat pada struktur respirasi
organisma X dan Y.
X :
Y :
[ 2 marks ]
[ 2 markah ]
(ii) Based on Diagram 3.2, explain the adaptation of the respiratory
structure for organisms X and Y.
Berdasarkan Rajah 3.2, terangkan adaptasi pada struktur respirasi
bagi organisma X dan Y.
X : ...........................................................................................................
Y : .
.
[ 2 marks ]
[ 2 markah ]
Organism X
Organisma X
Organism Y
Organisma Y
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(d) Diagram 3.3 shows an alveolus and blood capillaries.
Rajah 3.3 menunjukkan alveolus dan kapilari darah
Explain what happens if carbon monoxide gas diffuses into the blood
capillaries.
Terangkan apakah yang akan berlaku jika gas karbon monoksida meresap
ke dalam kapilari darah.
[ 2 marks ]
[ 2 markah ]
(e)
Explain the function of yeast in bread making.
Terangkan fungsi yis dalam proses pembuatan roti.
.
.
.
.
[ 2 marks ][ 2 markah ]
Yeast is mixed with flour and sugar in bread making. After 30 minutes at
room temperature, the dough rises.
Semasa pembuatan roti, yis diadun dengan tepung dan gula. Doh itu
mengembang selepas dibiarkan selama 30 minit pada suhu bilik.
Carbon monoxide
Karbon monoksidaAlveolus
Alveolus
Blood capillary
Kapilari darah
Diagram 3.3
Rajah 3.3
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4. Diagram 4.1 shows a part of the circulatory system and the lymphatic system in the
human.
Rajah 4.1 menunjukkan sistem peredaran darah dan sistem limfa dalam manusia.
(a) (i) Name the structure labelled X.Namakan struktur berlabel X.
...................................................................................................................
[ 1 mark]
[ 1 markah ]
(ii) State the function of X.
Nyatakan fungsi X.
...................................................................................................................
[ 1 mark][ 1 markah ]
Blood capillary
Kapilari darah
Fluid Y
Bendalir Y
X
Vessel Z
Salur Z
Diagram 4.1
Rajah 4.1
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(b) Explain how fluid Y is formed.
Terangkan bagaimana bendalir Y terbentuk.
...............................................................................................................................
...........................................................................................................................
...
[ 2 marks ]
[ 2 markah ]
(c) If structure X is infected by the parasitic worm, Filariasp., explain the effect
to the tissues that are surrounded by the blood capillaries.
Jika struktur X telah dijangkiti oleh cacing parasit Filaria sp., terangkan
apakah kesannya ke atas tisu yang dikelilingi oleh kapilari darah.
...............................................................................................................................
...........................................................................................................................
...
[ 2 marks ]
[ 2 markah ]
(d) (i) Name the blood vessel that receives fluid from vessel Z.Namakan salur darah yang menerima bendalir dari salur Z.
.........................................................................................................................
[ 1 mark]
[ 1 markah ]
(ii) Explain how the fluid in vessel Z is able to reach the blood vessels in (d)(i).
Terangkan bagaimana bendalir di dalam salur Z boleh sampai ke salur
darah di (d)(i).
.........................................................................................................................
.........................................................................................................................
.........................................................................................................................
.........................................................................................................................
[ 3 marks ]
[ 3 markah ]
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(e) A boy had a cut on his leg and was infected by bacteria. Explain why the
lymph nodes in his groin region became swollen.
Seorang budak lelaki telah luka pada bahagian kaki dan mendapat jangkitan
bakteria. Terangkan mengapa nodus limfa di pangkal peha beliau menjadi
bengkak.
...............................................................................................................................
...............................................................................................................................
...............................................................................................................................
[ 2 marks ]
[ 2 markah ]
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5. Diagram 5.1 shows two varieties of papaya, Malaysian papaya and Hawaiian papaya.
In both varieties, the dominant trait is homozygous. The cross breed between both
varieties produces a new variety, the Exotica.
Rajah 5.1 menunjukkan dua varieti betik, betik Malaysia dan betik Hawaii. Dalam
kedua-dua varieti, trait dominan ialah homozigot. Kacukan silang antara kedua-dua
varieti menghasilkan varieti baru betik.
Diagram 5.1 / Rajah 5.1
(a) State one characteristic of papaya shown in Diagram 5.1.
Nyatakan satu ciri buah betik yang ditunjukkan dalam Rajah 5.1.
....
[ 1 mark]
[ 1 markah ]
(b) Based on Diagram 5.1, explain how the new variety, Exotica is produced.
Berdasarkan Rajah 5.1, terangkan bagaimana varieti baru, Exoticadihasilkan.
[ 3 marks ]
[ 3 markah ]
Mesocarp
Mesokarp
Seeds
Biji
Exotica papaya
Betik Exotica
Hawaiian papaya
Betik Hawaii
Malaysian papaya
Betik Malaysia
X
Key:
Kekunci:
R Dominant allele for thick
mesocarp
Alel dominan untuk
mesokarp tebal
T Dominant allele for less
seeds
Alel dominan untuk
bilangan biji yang sedikit
Mesocarp
Mesokarp
Seeds
Biji
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(c) A papaya farmer wants to produce a large number of Exotica papaya in the
shortest time possible. State the best technique to be used by the farmer. What
is the genetic advantage of using this technique?
Seorang peladang betik ingin menghasilkan betik Exotica dalam kuantiti yang
banyak dalam masa yang singkat. Nyatakan teknik yang terbaik yang boleh
digunakan oleh peladang tersebut. Apakah kelebihan menggunakan teknik inidari segi genetik?
...............................................................................................................................
...............................................................................................................................
...............................................................................................................................
[ 2 marks ]
[ 2 markah ]
(d) Diagram 5.2 shows two homologous chromosomes M and N in Exotica papaya.
Rajah 5.2 menunjukkan dua kromosom homolog M dan N dalam betik Exotica.
Chromosome M Chromosome NKromosom M Kromosom N
Diagram 5.2
Rajah 5.2
(i) Draw the gametes of the parent in Malaysian papaya and Hawaiian papaya toproduce the Exotica papaya.
Lukiskan gamet induk daripada betik Malaysia dan betik Hawaii yang akan
menghasilkan betik Exotica.
[ 3 marks ][ 3 markah ]
Malaysian papaya
Betik Malaysia
Hawaiian papaya
Betik Hawaii
tT
rR
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(ii) Draw a schematic diagram to show how thick mesocarp and less seeds isproduced in Exotica papaya.
Lukiskan rajah skema untuk menunjukkan bagaimana mesokarp yang tebal
dan kurang biji dihasilkan dalam betik Exotica.
[ 3 marks ]
[ 3 markah ]
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Section B
Bahagian B[20 marks
20 markah]
Answer any two questions.Jawabmana-mana dua soalan.
6. Diagram 6.1 shows the longitudinal section of a root and Diagram 6.2 shows one stage
from the process of cell division in the root.
Rajah 6.1 menunjukkan keratan memanjang akar dan Rajah 6.2 menunjukkan satu
peringkat daripada proses pembahagian sel yang berlaku di akar.
(a) Describe the stage of cell division in Diagram 6.2.
Huraikan peringkat pembahagian sel di dalam Rajah 6.2.
[4 marks]
[4 markah]
(b) Based on Diagram 6.1, explain the growth process of the root in Zone P, Q
and R.
Berdasarkan Rajah 6.1, terangkan proses pertumbuhan akar di Zon P, Q
dan R.
[6 marks]
[6 markah]
Diagram 6.1
Rajah 6.1
Zone P
Zon P
Zone Q
Zon Q
Root cap
Jidal akar
Zone R
Zon R
Diagram 6.2
Rajah 6.2
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(c) Diagram 6.3 shows the stages in Mitosis and Diagram 6.4 shows the stages in
Meiosis I, both in plants.
Rajah 6.3 menunjukkan peringkat-peringkat Mitosis dan Rajah 6.4
menunjukkan peringkat-peringkat Meiosis I, kedua-duanya dalam tumbuhan.
Describe four similarities and six differences between Diagram 6.3 and
Diagram 6.4.
Huraikan empat persamaan dan enam perbezaan antara Rajah 6.3 dan Rajah 6.4.
[10 marks][10 markah]
Diagram 6.3
Rajah 6.3
Diagram 6.4
Rajah 6.4
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7. (a) Diagram 7.1 shows a cross section of an ovary.
Rajah 7.1 menunjukkan keratan rentas ovari.
Diagram 7.1
Rajah 7.1
Explain the formation of structure X.
Terangkan pembentukan struktur X.
[4 marks]
[4 markah]
Diagram 6.3
Rajah 6.3
Primary follicle
Folikel primer
Structure X
Struktur X
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(b) Diagram 7.2 shows a longitudinal section of the reproductive parts of a flowerduring fertilisation and the fruit produced after two weeks.
Rajah 7.2 menunjukkan keratan memanjang bahagian pembiakan bunga
semasa persenyawaan dan buah yang terbentuk selepas dua minggu.
Based on Diagram 7.2 describe the formation of multiple seeds in an ovary.
Berdasarkan Rajah 7.2 huraikan pembentukan biji benih yang banyak dalam
suatu ovari.
[6 marks][6 markah]
After two weeks
Selepas dua minggu
Pollen grain
Debunga
Ovary
Ovari
Seed
Biji benih
Diagram 7.2
Rajah 7.2
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(c) Diagram 7.3 shows the process involved in the development of the embryo sac.
Rajah 7.3 menunjukkan proses yang terlibat dalam pembentukan pundi
embrio.
Based on Diagram 7.3, describe the process shown.
Berdasarkan Rajah 7.3, huraikan proses yang ditunjukkan.
[10 marks]
[10 markah]
Embryo sac
Pundi embrio
Mitosis
Diploid megasporeMegaspora diploid
Mitosis
Diagram 7.3
Rajah 7.3
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8. (a) Diagram 8.1 and Diagram 8.2 show children taking in unbalanced daily meals.
Rajah 8.1 and Rajah 8.2 menunjukkan kanak-kanak sedang mengambil
makanan yang tidak seimbang.
Discuss the effects of the excessive intake of the foods shown over a long
period of time.
Bincangkan kesan pengambilan makanan seperti yang ditunjukkan untuk
jangkamasa yang lama.
[10 marks]
[10 markah]
Ice cream
Ais krim
Diagram 8.1
Rajah 8.1
Fried chicken
Ayam goreng
Diagram 8.2
Rajah 8.2
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(b) Table 8.1 shows the suitable nutrient intake for a normal female, a pregnantwoman and a female athlete.
Jadual 8.1 menunjukkan nutrisi yang sesuai untuk seorang wanita biasa,
wanita mengandung dan ahli sukan wanita.
Table 8
Jadual 8
Based on your biological knowledge and Table 8, explain the importance of the
main nutrien
Berdasarkan pengetahuan biologi dan Jadual 8, terangkan kepentingan nutrient
utama untuk:
(i) Pregnant womanWanita mengandung
(ii) AthleteAhli sukan
[10 marks][10 markah]
NutrientNutrien
Normal femaleWanita biasa
Pregnant womanWanita mengandung
Female athleteAhli sukan wanita
Carbohydrates (cal)
Karbohidrat (cal)2200 3000 3500
Protein (g)
Protein (g)50 90 74
Vitamin D (mg)
Vitamin D (mg)5 12.5 8.3
Vitamin E (mg)
Vitamin E (mg)10 15 10
Vitamin C (mg)
Vitamin C (mg)60 60 100
Vitamin B (mg)
Vitamin B (mg)2 2.1 5
Calcium (mg)
Kalsium (mg)800 1000 1200
Zinc (mg)
Zink (mg)15 15 25
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9. Diagram 9 shows various human activities.Rajah 9 menunjukkan pelbagai aktiviti manusia.
Diagram 9
Rajah 9
(a) Glass buildings may be the cause of a certain type of pollution.
Based on Diagram 9, describe how other human activities contribute to the
same type of pollution.
Bangunan berkaca boleh menyebabkan satu jenis pencemaran.
Berdasarkan Rajah 9, huraikan bagaimana aktiviti-aktiviti manusia boleh
menyumbang kepada jenis pencemaran yang sama.
[10 marks]
[10 markah]
(b) Explain the effects of global warming to the environment. If you are an officer
in the Ministry Of Environment, suggest ways to reduce this problem.
Terangkan kesan pemanasan global kepada alam sekitar. Jika anda adalahseorang pegawai di dalam Kementerian Alam Sekitar, cadangkan kaedah
untuk mengurangkan masalah ini.
[10 marks]
[10 markah]
Glass building
Bangunan berkacaFactory
Kilang
Vehicle
Kenderaan
Logging activities
Aktiviti pembalakan
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8/14/2019 MRSM SPM TRIAL 2009 BIO PAPER 2
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4551/2 2009 Hak Cipta Bahagian Pendidikan & Latihan (Menengah) MARA SULIT
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8/14/2019 MRSM SPM TRIAL 2009 BIO PAPER 2
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4551/2 2009 Hak Cipta Bahagian Pendidikan & Latihan (Menengah) MARA SULIT
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8/14/2019 MRSM SPM TRIAL 2009 BIO PAPER 2
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4551/2 2009 Hak Cipta Bahagian Pendidikan & Latihan (Menengah) MARA SULIT
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8/14/2019 MRSM SPM TRIAL 2009 BIO PAPER 2
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4551/2 2009 Hak Cipta Bahagian Pendidikan & Latihan (Menengah) MARA SULIT
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8/14/2019 MRSM SPM TRIAL 2009 BIO PAPER 2
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SULIT 30
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