bahagian pengurusan sekolah berasrama ... - bank soalan · pdf filepeperiksaan pertengahan...

4551/1@2011 Hak Cipta Sekolah Berasrama Penuh SULIT

NAMA …………………………………………… Tingkatan …………

PEPERIKSAAN PERTENGAHAN TAHUN TINGKATAN LIMA 2011

BIOLOGI Kertas 1

Satu jam lima belas minit

Kertas soalan ini mengandungi 32 halaman bercetak [ Lihat sebelah ]

BAHAGIAN PENGURUSAN SEKOLAH BERASRAMA PENUH DAN SEKOLAH

KECEMERLANGAN KEMENTERIAN PELAJARAN MALAYSIA

SULIT 4551/1 Biologi Kertas 1 Mei 2011 1 ¼ jam

Dapatkan Skema di www.banksoalanspm.com

SULIT 4551/2 1

4551/1 @ Hak Cipta Sekolah Berasrama Penuh [Lihat halaman sebelah SULIT

1 The following information are features of an organelle in a cell. Maklumat berikut adalah tentang ciri satu organel dalam sel.

Which organel are found the above characteristics ? Antara organel berikut yang manakah mempunyai ciri seperti di atas? A Vacuole Vakuol B Ribosome Ribosome C Chloroplast Kloroplas D Mitochondria Mitokondria

2 Diagram 1 shows the structure of an animal cell. Rajah 1 menunjukkan struktur suatu sel haiwan.

Diagram 1

Rajah 1

Which of the following is true about X ? Antara berikut yang manakah benar tentang X A Tough Kuat B Elastic Elastik C Fully permeable Telap sepenuhnya D Semi permeable Separa telap

Spherica organel

Organel berbentuk sfera

Can be found attached to the outer surface of the rough endoplasmic reticulum

X


SULIT 4551/2 2


3

Which of the following is a multicellular organism ?

Manakah yang berikut ialah organisma multisel?

A

B

C

D


SULIT 4551/2 3


4 Diagram 2 is a plasma membrane Rajah 2 adalah plasma membrane

Diagram 2

Rajah 2

What is structure labeled P ? Apakah struktur berlabel P ? A Cholesterol Kolesterol B Pore protein Protein berliang C Phospholipid Fosfolipid D Carrier protein Protein pembawa

5 Diagram 3 shows the change in the structure of a plant cell after being immersed in solution Y. Rajah 3 menunjukkan perubahan struktur sejenis sel tumbuhan selepas di rendam dalam larutan Y

Diagram 3

Rajah 3 What is probably solution Y?

Apakah kemungkinan larutan Y? A Sucrose solution 30% Larutan sucrose 30% B Sucrose solution 1% Larutan sucrose 1% C Distilled water Air suling D Glucose solution 30% Larutan glukosa 30%

P


SULIT 4551/2 4


6 Diagram 4 shows secretion of a chemical substance by a cell.

Rajah 4 menunjukkan proses perembesan bahan kimia di dalam sel.

Diagram 4

Rajah 4

What is the chemical substance secreted? Apakah bahan kimia itu dirembeskan ? A Cholesterol Kolesterol B Glucose Glukosa C Urea Urea D Enzyme Enzim

Nucleus

Nukleus

Plasma membrane Membrane plasma


SULIT 4551/2 5


7 The following information refers to an organic compound P in a cell.

Maklumat berikut merujuk kepada suatu sebatian organik P di dalam sel What is organic compound P ? Apakah sebatian organic P ? A Protein Protein B Amino acid Asid amino C Deoxyribonucleic acid Asid deoksiribonukleik D Chromosome Kromosom

8 Diagram 5 shows a stage in the cell cycle of a plant cell. Rajah 5 menunjukkan satu peringkat dalam kitaran sel sesuatu sel tumbuhan What is this stage ? Apakah peringkat ini ? A Mitosis Mitosis B Cytokinesis Sitokinesis C Interphase Interfasa D G1 phase Fasa G1

• It has carbon, hydrogen, oxygen, phosphorus and nitrogen atoms Ia mempunyai atom karbon,hidrogen, oksigen, fosforus dan nitrogen. • It can replicate during cell division Ia boleh mengganda dua semasa pembahagian cell.

Diagram 5 Rajah 5


SULIT 4551/2 6


9 Diagram 6 shows process W which occur during meiosis. Diagram 6 menunjukkan proses W yang terjadi semasa meiosis.

What is the process W ? Apakah proses W ? A Synapsis Sinapsis B Condensation Kondensasi C Crossing-over Pindah-silang D Replication Replikasi

10 Oxygen that releases during photosynthesis process comes from Oksigen yang dibebaskan ketika proses fotosintesis adalah berasal daripada A Water Air B Chlorophyll Klorofil C Light energy Tenaga cahaya D Carbon dioxide Karbon dioksida

Diagram 6

Process W Proses W


SULIT 4551/2 7


11 Diagram 7 shows a structure in human digestive system. Rajah 7 menunjukkan struktur dalam system pencernaan manusia.

Diagram 7 Rajah 7 Which of the following is true about the functions of structure shown in Diagram 7 Antara yang berikut yang manakah benar tentang struktur yang ditunjukkan pada Rajah 7

Structure Struktur

Function Fungsi

A P Transport fat droplet to the lymphatic system

Mengangkut butiran lemak ke sistem limfa

B

Q

Transport absorbed food from blood capillaries via the hepatic portal vein to the liver

Mengangkut makanan daripada kapilari darah ke hati melalui vena portal hepar.

C R Supply blood to the capillary network

Membekalkan darah kepada rangkaian kapilari

D S Secrete mucus

Merembes mucus

Q

R

S P


SULIT 4551/2 8


12 The following information shows the effects of micronutrient deficiency in plants. Maklumat berikut menunjukkan kesan kekurangan mikronutrien dalam tumbuhan.

What is the micronutrient ? Apakah mikronutrien tersebut ? A Copper Kuprum B Boron Boron C Zinc Zink D Iron Besi

13

Diagram 8 Rajah 8

What is the process shown in diagram 8 ?

Apakah proses in ditunjukkan dalam rajah 8 ? A Osmosis Osmosis B Facilitated diffusion Resapan berbantu C Simple diffusion Resapan ringkas

Respiratory gases

Enzyme cofactors Kofaktor enzim Synthesis of auxin Sintesis auksin Protein synthesis and maturation of seed Sintesis protein dan pematangan biji


SULIT 4551/2 9


D Active transport Pengangkutan aktif

14 The process which breakdown glucose in the presence of oxygen to release energy, carbon dioxide and water is known as Proses yang menguraikan glukosa dalam kehadiran oxygen untuk menghasilkan Tenaga, karbon dioksida dan air ialah A Internal respiration Respirasi dalam B Anaerobic respiration Respirasi anaerob C Aerobic respiration Respirasi aerob D Cellular respiration Respirasi sel

15

Which of the following information are the characteristics of organisms in the kingdom of Protista. Manakah antara kenyataan berikut adalah ciri-ciri bagi organism yang dikelaskan dalam alam Protista ?

Characteristics of the Kingdom Ciri-ciri Alam

A

Unicellular microorganisms Organisma unisel

Has cell wall, no true nucleus Mempunyai dinding sel, tiada nucleus sebenar

B

Do not have chlorophyll Tiada mempunyai klorofil

Cell wall are mainly made of chitin Dinding sel terbina daripada kitin

C

Multicellular plant Tumbuhan multisel

Mostly plants with chlorophyll and are autothrophs Kebanyakkan adalah tumbuhan yang mempunyai klorofil dan merupakan organism autotrof

D

Mostly unicellular Kebanyakkan adalah unisel

Has nuclear membrane and simple cell structure Mempunyai membrane nucleus dan struktur sel yang ringkas


SULIT 4551/2 10


16 Diagram 9 shows three different zones at a mangrove swamp. Rajah 9 menunjukkan tiga zon yang berbeza di paya bakau.

Which type of roots are correctly matched to the dominant mangrove plant in the zones P,Q, and R ? Yang manakah jenis akar dipadankan dengan betul kepada pokok bakau yang dominan di zon P,Q dan R ?

Zon P Zon Q Zon R

A

B

C

P Q R

River sungai Sungai

Sea laut

Diagram 9 Rajah 9


SULIT 4551/2 11


D

17

Diagram 10 shows a type of interaction between sea anemone and hermit crab. Rajah 10 menunjukkan sejenis interaksi diantara buran laut dan umang-umang.

Diagram 10

Rajah 10 What is the most important role of hermit crab ?

Apakah fungsi utama umang-umang ?

A Provide transport and leftover food Sebagai pengangkutan dan membekalkan makanan B Provide protection from the predators Sebagai perlindungan daripada pemangsa C To compete for food with sea anemone Bersaing dengan buran laut untuk mendapatkan makanan D As a predator for sea anemone Sebagai pemangsa kepada buran laut

18 The disposal of wastes into the river causes the oxygen content in the river to decrease because Bahan buangan yang di buang ke sungai menyebabkan kandungan oksigen di dalam sungai berkurangan kerana A The number of bacteria in the water increases

Bilangan bakteria di dalam air bertambah B The green plants die

Tumbuhan hijau mati C Poisonous substances are put into the air

Tterdapat bahan beracun di masukkan ke dalam air D Aquatic animals respire Ttumbuhan akuatik bernafas

sea anemone Buran laut buran laut

Shell cengkerang

hermit crab umang-umang


SULIT 4551/2 12


19 Diagram 11 shows part of the nitrogen cycle. Rajah 11 menunjukkan sebahagian daripada kitar nitrogen.

Diagram 11

Rajah 11

Which types of bacteria are involved in steps 1, 2, 3 ? Bakteria jenis manakah terlibat di dalam langkah 1, 2, 3 ? Nitrifying bacteria

Bakteria nitrifikasi

Denitrifying bacteria

Bakteria denitrifikasi

Nitrogen fixing bacteria

Bakteria pengikat nitrogen

A 1 2 3

B 2 3 1

C 3 1 2

D 3 2 1


SULIT 4551/2 13


20 What is the role of the pacemaker in the heart? Apakah peranan perentak di dalam jantung? A It decreases pressure in the ventricles.

Ia menurunkan tekanan dalam ventrikel B It stops the back flow of blood in the heart.

Ia mengelakkan darah berpatah balik di dalam jantung C It regulates the rate of contraction of the heart muscle.

Ia mengawal kadar pengecutan otot jantung. D It increases the blood flow through the coronary arteries.

Ia meningkatkan pengaliran darah melalui arteri koronari.

21

Diagram 12 shows a schematic diagram to illustrate the mechanism of blood clotting. Rajah 12 menunjukkan rajah skema untuk menggambarkan mekanisma pembekuan darah.

Injured Platlet Luka Platelet Thrombokinase

Trombokinase ion Ca2+ Vitamin K Kalsium ion Vitamin K

Figure 7

What is representated by X and Y? Apakah yang mewakili X dan Y?

X Y

A Globulin Globulin

Thrombin Trombin

B Thrombin Trombin

Globulin Globulin

C Thrombin Trombin

Prothrombin Protrombin

D Prothrombin Protrombin

Thrombin Trombin

Y X

Fibrinogen Fibrinogen

Fibrin Fibrin

Diagram 12 Rajah 12


SULIT 4551/2 14


22 Diagram 13 shows the internal structure of a mammalian heart and its associated blood vessels.

Rajah 13 menunjukkan struktur dalam jantung mamalia dan salur darah yang berkaitan.

Diagram 13 Rajah 13

Which of the following A,B,C and D is the pulmonary vein?

Manakah antara A, B, C dan D ialah vena pulmonari?

23 Diagram 14 shows a typical thoracic vertebra. Rajah 14 menunjukkan vertebra toraks.

Diagram 14 Rajah 14

Which labeled part, A, B, C, or D does the spinal cord pass through ? Bahagian berlabel yang manakah A, B, C, dan D dilalui oleh saraf tunjang

B

c

D

A


SULIT 4551/2 15


24 Which of the following tissue helps to support an aquatic plant? Tisu yang manakah membantu menyokong tumbuhan akuatik ? A Parenchyma

Parenkima B Collenchyma

Kolenkima C Sclerenchyma Sklerenkima D Aerenchyma

Aerenkima

25 Diagram 15 shows one specialised cell. Rajah 15 menunjukkan satu sel khusus

Diagram 15 Rajah 15

What is the function of the cell in Diagram 15 Apakah fungsi sel dalam rajah 15? A Bring impuls from spinal cord to the muscles Membawa impuls dari saraf tunjang ke otot B Produce energy during cellular respiration Menghasilkan tenaga semasa respirasi sel C Synthesis glucose during photosynthesis Penghasilan glucose semasa fotosintesis D Produce electrical signal when stimuli detected Menghasilkan isyarat elektrik apabila mengesan rangsangan


SULIT 4551/2 16


26 Diagram 16 shows two different unicellular organisms.

Rajah 16 menunjukkan dua organisma unisel yang berbeza

Diagram 16

Rajah 16 Which of the following is the respiratory surface for both organisms?

Manakah antara berikut merupakan permukaan respirasi untuk kedua-dua organism? A Skin Kulit B Vacuole Vakuol C Plasma membrane

Membran plasma D Contractile vacuole Vakuol mengecut

27 Diagram 17 shows the apparatus set-up for an experiment to study the movement of substances through the Visking tubing. Rajah 17 menunjukkan radas untuk eksperimen mengkaji pergerakkan bahan merentasi tiub Visking.

Diagram 17 Rajah 17

After one hour, samples of distilled water in the boiling tube are collected to perform the

following food tests. Which of the following results will be obtained?

Starch suspension

+ pepsin

Tabung didih

Tiub visking

Ampaian kanji + pepsin

Air suling


SULIT 4551/2 17


Selepas 1 jam, sampel air suling diambil dan ujian makanan dijalankan. Manakah antara keputusan berikut yang akan diperolehi?

Iodine solution Larutan iodin

Benedict’s solution Larutan benedict

A

Brownish-yellow

Kuning keperangan

Blue

Biru

B

Blue-black

Biru gelap

Blue

Biru

C

Brownish-yellow

Kuning keperangan

Brick red precipitate

Mendakan merah bata

D

Blue-black

Biru gelap

Brick red precipitate

Mendakan merah bata

28

Diagram 18 shows the mechanism of enzyme reaction. Rajah 18 menunjukkan mekanisme tindakbalas enzim

Diagram 18 Rajah 18

Based on the diagram 18, determine the properties of enzyme. Berdasarkan kepada rajah 18, beri ciri-ciri enzim I Enzyme is specific in action Tindakan enzim adalah specific II Enzyme reaction is reversible Tindakbalas enzim adalah berbalik III Enzyme catalysed reactions are affected by pH of the medium Tindakbalas enzim adalah dipengaruhi oleh pH medium IV Enzyme speed up the rate of chemical reactions Enzim mempercepatkan kadar tindakbalas


SULIT 4551/2 18


A I and II I dan II B I, II and III I,II dan III C I, III and IV I, III dan IV D I only I sahaja

29 Diagram 19 shows life cycle of human. Rajah 19 menunjukkan kitar hidup manusia.

Diagram 19 Rajah 19

Mitosis and development

Diploid zygote (n=46)

fertilization

Ovum n = 23

Sperm n = 23

meiosis

men

women

A:………………….

B:………………….


SULIT 4551/2 19


What is the process shown by W and Z ? Apakah proses yang ditunjukkan oleh W dan Z ?

Process W Proses W

Process Z Proses Z

A Cell growth Pertumbuhan cell

Cell specialisation Pengkhususan cell

B Differentiation Pembezaan sel

Specialisation Pengkhususan cell

C Mitosis Mitosis

Meiosis Miosis

D Meiosis Miosis

Mitosis Mitosis

30

Diagram 20 shows a stage in meiosis. Rajah 20 menunjukkan satu peringkat dalam meiosis.

Based on diagram 20 determine the number of chromosomes in the parent cell. Berdasarkan kepada rajah 20 , berikan bilangan chromosome di dalam sel induk.

A 2 B 4 C 8 D 16

FIGURE 6 Diagram 20 Rajah20


SULIT 4551/2 20


31 A student do the experiment as shown in Diagram 21 to test the presence of protein. Seorang pelajar menjalankan eksperimen seperti yang ditunjukkan dalam Rajah 21 untuk menguji kehadiran protein.

The result show blue colour of the solution and not purple, which is the positive result. What should be done by the student to get purple colour ? Warna ungu adalah menunjukkan kehadiran protein, namun pemerhatian pelajar ini pada akhir eksperimen mendapati warna larutan menjadi biru. Apakah yang perlu dilakukannya untuk mendapat warna ungu?

A Boiled the solution Mendidihkan larutan

B Use Ferum(II) sulphate solution and not Copper sulphate solution Menggunakan larutan Ferum (II) sulfat dan bukan larutan Kuprum sulfat

C Add 5% of sodium hydroxide solution Menambah 5% larutan Natrium Hidroksida

D Add more Copper sulphate solution to the albumen solution Menambah larutan kuprum sulfat berlebihan kepada larutan albumen

32 Diagram 22 below is a graph showing the effect of light intensity on the rate of

photosynthesis. Rajah 22 di bawah merupakan graf yang menunjukkan kesan keamatan cahaya terhadap kadar fotosintesis

Albumin solution Larutan albumin

Copper sulphate Larutan kuprum sulfat

Diagram 21 Rajah 21

Rate of Photosynthesis

Kadar Fotosintesis

Light intensity

Keamatan Diagram 22

Rajah 22


SULIT 4551/2 21


Which of the following can be concluded about the rate of photosynthesis between the curves J and K? Antara yang berikut yang manakah merupakan kesimpulan bagi kadar fotosintesis diantara graf J dan K ?

A It is limited by the light intensity Di hadkan oleh keamatan cahaya B It is not influenced by the temperature Tidak dipengaruhi oleh suhu C It is limited by the concentration of carbon dioxide Dihadkan oleh kepekatan karbon dioksida D It is not influenced by the concentration of carbon dioxide Tidak dipengaruhi oleh kepekatan karbon dioksida

33 Lactic acid carbon dioxide + water + energy Asid laktik karbon dioksida air tenaga The process above occurs in the cell of an organism. Which of the following cells are mainly involved in the process? Proses diatas berlaku dalam sel suatu organisma. Sel yang manakah utama terlibat ?

A Pancreatic cell Sel pankreas

B Kidney cell Sel ginjal C Muscle cell

Sel otot D Liver cell

34 Diagram 23 shows a process in human breathing mechanisme .

Rajah 23 menunjukkan proses pernafasan manusia.

Diagram 23 Rajah 23

Diaphragm moves down and flatten Diafragma bergerak ke bawah dan mendatar

Rib cage moves upwards Sangkar rusuk naik ke atas.


SULIT 4551/2 22


Name the action of the muscles involved. Namakan tindakan otot –otot yang terlibat. I External intercostal muscles contract Otot interkostal luar mengecut II Internal intercostal muscles relax

Otot interkostal dalam mengendur III Diaphragm muscles relax Diafragma mengendur IV Diaphragm muscles contract Diafragma mengecut A I,II and III B I,II and IV C I,II III and IV D I and IV

35 Diagram 24 shows the food web in the paddy field ecosystem.

Rajah 24 menunjukkan siratan makanan di dalam suatu ekosistem sawah padi.

Diagram 24 Rajah 24 Which of the following is correct about the ecosystem ? Antara berikut, yang manakah benar tentang ekosistem tersebut ?

Paddy plant

Padi

Rat Tikus

Parrot B. Nuri

Squirel Tupai

Snake Ular

Eagle Helang

Owl Burung Hantu

Human Manusia


SULIT 4551/2 23


A Snake is the primary consumer Ular adalah pengguna primer

B Snake and owl compete for the same food resources Ular dan burung hantu bersaing mendapatkan sumber makanan yang sama

C Rat, parrot and squirell receive the lowest energy from paddy plant Tikus, burung nuri dan tupai menerima tenaga paling rendah daripada padi

D The number of paddy plant is the largest in the ecosystem Jumlah padi di dalam ekosistem adalah yang terbanyak

36 A study on the population of woodlice at the backyard is carried out using the capture-recapture technique. Diagram 25 shows a pictogram of the results for the experiment . Satu kajian keatas populasi kutu kayu telah dijalankan di halaman belakang dengan menggunakan kaedah tangkap-lepas dan tangkap semula. Rajah 25 menunjukkan piktogram bagi keputusan eksperimen tersebut.

First

Capture

Tangkapan

pertama

Second capture

Tangkapan

kedua

Diagram 25 Rajah 25

Key: Kekunci:

Represents 10 woodlice

Mewakili 10 kutu kayu


SULIT 4551/2 24


Represents 10 marked woodlice

Mewakili 10 kutu kayu bertanda

What is the approximate population of the woodlice found at the backyard ? Berapakah anggaran polulasi kutu kayu yang dijumpai di halaman belakang? A 80 B 180 C 225 D 320

37 Diagram 26 show the changes in water qualities of a river after sewage was charged into it. Rajah 26 menunjukkan perubahan kualiti air sungai selepas kumbahan dibuang ke dalam sungai.

Diagram 26

Rajah 26

Why did the dissolved oxygen content fall to a minimum at 10 km downstream ? Mengapa kandungan oksigen terlarut turun sehingga nilai minimum pada 10 km menghampiri hilir sungai. A The bacteria used up most oxygen in the water Bakteria telah menggunakan kebanyakkan oksigen yang terdapat di dalam air B Most oxygen combined with reducing substance in sewage Kebanyakkan oksigen telah berpadu dengan bahan penurun yang terdapat dalam kumbahan C Most oxygen was used up by the river organism

Oxygen

bacteria bakteria

Distance downstream ( km )

nitrate nitrat C

once

ntra

tion/

Pop

ulat

ion


SULIT 4551/2 25


Kebanyakkan oksigen telah habis digunakan oleh organism yang terdapat di dalam sungai D Plant were killed and could not produce oxygen Tumbuhan telah mati dan tidak boleh menghasilkan oksigen

38

Which of the following help to support an aquatic plant? Antara yang berikut, yang manakah membantu menyokong tumbuhan akuatik? I Air sacs

Pundi udara II Guard cells Sel pengawal III Buoyancy force

Daya keapungan IV Aerenchyma tissues Tisu aerenkima A I, II and III I,II dan III B I, II and IV I,II dan IV C II, III and IV II, III dan IV D I, III and IV I, III dan IV

39 The shape of a fish backbone is usually horizontal, but for mammals such as cats, its backbone is curved downwards because Bentuk tulang belakang ikan biasanya adalah melintang tetapi mamalia seperti kucing, tulang belakangnya melengkung ke bawah disebabkan oleh I Fish obtain support from the high density of sea water Ikan memperolehi sokongan daripada ketumpatan air laut yang tinggi II Its stomach and other abdominal organs are lighter compared with mammals of a similar size Perut dan organ abdomen ikan lebih ringan berbanding dengan mamalia pada saiz yang sama III Mammals require more support from their backbone mamalia memerlukan lebih sokongan daripada tulang belakangnya IV The mammalian backbone is too long Tulang belakang mamalia terlalu panjang

A I and II I danII B I and III I dan III C II and IV II dan IV D III and IV


SULIT 4551/2 26


III dan IV

40

A hand is withdrawn when pricked by a sharp needle. The following events take place in the nervous system. Tangan ditarik apabila terkena jarum yang tajam. Berikut ialah perkara yang berlaku di dalam sistem saraf.

Which of the following is the correct sequence of the events that take place?

Manakah yang berikut urutan yang betul tentang perkara yang berlaku di atas?

41 Siti is going to prepare some papaya pickles. First, she cuts and washes the papaya. Then she adds vinegar and sugar to the papaya. After one month, the papaya pickles still remain in good edible condition. What is probably the reason for the situation? Siti sedang menyediakan jeruk betik. Pertama dia memotong dan membasuh betik tersebut. Kemudian di mencampurkan cuka dan gula ke betik. Selepas sebulan, jeruk betik masih dalam keadaan yang baik. Apakah kemungkinan alas an untuk situasi tersebut?

I The pH of the solution is low pH larutan rendah II The bacteria that cause food spoilage loses water to the surroundings. Bakteria yang menyebabkan makan rosak kehilangan air III The dehydrated condition of the fruit inhibits the growth of bacteria. Keadaan nyahidrat dalam buah membantutkan pertumbuhan bacteria IV The high concentration of vinegar in the pickles prevents the growth of bacteria Kepekatan cuka yang tinggi dalam jeruk menghalang pertumbuhan bakteria

P -Activation of muscle - Otot dirangsang Q - Activation of receptor - Resepor dirangsang R - Passage of impulses along efferent neuron - Impuls bergerak disepanjang neuron eferen S - Passage of impulses along afferent neuron - Impuls bergerak sisepanjang neuron aferen


SULIT 4551/2 27


A I, II and III I,II dan III B I, III and IV I, III dan IV C II,III and IV II,III dan IV D I,II,III and IV I,II III dan IV

42 Diagram 27 shows the relationship between the rate of reaction and substrate concentration. Rajah 27 menunjukkan hubungan antara kadar tindakbalas dengan substrat

Kadar tindakbalas Kepekatan substrat

Rajah 27

Which of the following statement is true? Pernyataan manakah adalah betul ? A When the concentration of substrate increase more product is produced because more subtrate molecules are available to bind to the active sites of the enzyme molecules Bila kepekatan substrat bertambah lebih hasil tindakbalas dibentukkan kerana lebih molekul subtrate bercantum pada tapak aktif molekul enzim B The rate of reaction increases because there are more chances of collisions between the substrate molecules Kadar tindakbalas bertambah kerana lebih pelanggaran antara molekul-molekul substrat. C When the concentration increases, the speed of reaction also increases because there are no limiting factors Apabila kepekatan bertambah, kadar tindakbalas juga bertambah kerana tiada faktor penghad

D The rate of reaction is directly proportional to the substrate concentrate

Kadar tindakbalas berkadar secara langsung dengan kepekatan substrate

Rate of reaction

Substrate concentration

Diagram 27


SULIT 4551/2 28


43 Which statement is true about cloning Pernyataan manakah adalah benar mengenai pengklonan ? A. A technique to alter genes to form new and beneficial traits. Suatu teknik mengubah gen untuk membentuk ciri-ciri baru yang baik. B. The production of two genetically identical daughter cells. Pembentukan dua sel anak yang serupa secara genetic. C A process of keeping tissues alive and growing in a culture medium Satu proses memelihara dan membiak tisu hidup dalam medium kultur. D The production of one or more individuals which are genetically identical to one another Pembentukan satu atau lebih individu yang sama maklumat genetik

44 Diagram 28 shows the breathing rate of an adult while resting and exercising Rajah 28 menunjukkan kadar pernafasan seorang dewasa yang sedang berehat dan bersenam.

Adult Man

Lelaki dewasa

Volume of air inhaled in a breath ( cm³ )

Isipadu udara disedut nafas, ( cm³ )

Number of breath (per minute) Bilangan tarikan nafas (se minit)

Volume of air Ex-changed per minute ( cm³ ) Isipadu udara bertukar per minit ( cm³ )

Resting Berehat 400 30 12 000

Exercising Bersenam

1200 X 60 000

Diagram 28 Rajah 28

What is the value of X? Apakah nilai X ?

A 40

B 50

C 60

D 70


SULIT 4551/2 29


45 Diagram 29 show four postures. Rajah 29 menunjukkan empat postur

P Q R S

Diagram 29 Rajah 29

Which postures are good to maintain a healthy musculoskeletal system? Postur manakah yang baik untuk mengekalkan sistem muskuloskeletal?

A P and Q P dan Q

B R and S R dan S

C Q and S Q dan S

D P, Q and S P,Q dan S


SULIT 4551/2 30


46 A patient has been diagnosed with a blockage in artery due to deposition of cholesterol. Identify the steps taken to prevent this disease. Seorang pesakit telah dikesan mengalami salur arteri tersumbat disebabkan oleh pengenapan kolestrol Kenal pasti langkah-langkah yang perlu diambil untuk mencegah penyakit ini.

I Skip meals Meninggalkan masa makan II Exercise regularly Kerap bersenam III Taking slimming pills Makan pil menguruskan badan IV Reduce the intake of fried food

Kurangkan pengambilan makanan bergoreng

A I and II I dan II

B I and III I dan III C II and IV

II dan IV

D III and IV III dan IV

47

Before a seedling is transferred to soil, some leaves are plucked from the seedling. The leaves are removed in order to bring down the Sebelum anak benih dipindahkan ke tanah, sebahagian daun dipetik dari anak benih. Daun di buang adalah untuk menurunkan

A rate of respiration kadar respirasi B rate of transpiration kadar transpirasi C rate of photosynthesis kadar fotosintesis D rate of water absorption kadar penyerapan air


SULIT 4551/2 31


48 Mr. Ali went to see a doctor because he felt pain at his joints . The doctor diagnosed him as having a gout . What causes the pain that Mr. Ali felt ? Encik Ali berjumpa doktor kerana dia merasa sakit pada sendi-sendinya. Doktor mengatakan dia mengalami masalah gout. Apakah yang menyebabkan kesakitan yang Encik Ali rasakan? A Cartilage at the joints break down Tulang rawan pada sendi patah B Sinovial membrane of the joints inflammed Membrane sinovial pada sendi merah dan membengkak C Bone at the joints become porous Tulang pada sendi menjadi porus D Deposition of uric acid crystal in the joints Pengumpulan kristal asid uric pada sendi

49

Diagram 30 shows four skeletal bones, the humerus, radius, ulna and the scapula. Rajah 30 menunjukkan empat tulang rangka, humerus, radius , ulna dan scapula.

Diagram 30 Rajah 30

Which parts of the bones labelled U, V, W, X and Y form the hinge joint? Bahagian tulang berlabel yang manakah U, V, W,X dan Y membentuk sendi engsel ? A U and Y

U dan Y

B X and Y X dan Y

C V and X V dan X

D V and W V dan W


SULIT 4551/2 32


50 The diagram 31 shows a section through the brain of a student. Part Q had injured during

an accident and cause the student fail to respond. Rajah 31 menunjukkan keratan rentas otak pelajar. Bahagian Q luka semasa kemalangan menyebabkan pelajar tersebut gagal bergerak balas.

Diagram 31 Rajah 31

Which of the following is the response that fail to occur. Antara yang berikut, yang manakah gerak balas tersebut gagal dilakukan. A Knee jerk Tendangan kaki B Sneezing Bersin C Reading Membaca D Breathing Bernafas

END OF QUESTION PAPER

KERTAS SOALAN TAMAT

Q


bahagian pengurusan sekolah berasrama ... - bank soalan · pdf filepeperiksaan pertengahan...

Documents