Download - Paper 1 Mid Year Exam Form 4

Mid Year Exam Form 4 ~2009

Instruction: Each question is followed by four choices of answer. Choose the best answer for each question.Setiap soalan diikuti empat pilihan jawapan, Sila pilih jawapan yang paling tepat untuk setiap soalan.

1. Which of the following statements describes accurately the meaning of science?Manakah antara penyataan berikut menerangkan dengan tepat maksud sains?A Developing knowledge about the natural environment through discoveries

Membangun pengetahuan tentang alam sekitar melalui penemuan-penemuanB Research on space

Penelidikan pada ruangC Explanation about environmental pollution

Penjelasan tentang pencemaran alam sekitarD The invention of sophisticated equipment

Ciptaan kelengkapan canggih

2.

W : Membuat HipotesisX : Mengumpul DataY : Mengawal PembolehubahZ : Mengenal Pasti Satu Masalah

W, X, Y and Z are steps involved in a scientific investigation. Which of the following sequence is correct?W, X, Y dan Z adalah langkah-langkah yang dillibatkan dalam satu penyiasatan saintifik. Yang manakah siri berikut adalah betul?A Z, W, Y, XB W, Z, Y, XC Z, Y, W, XD Y, Z, W, X

3. In a scientific investigation, how is a formed hypothesis tested?Dalam satu penyiasatan saintifik, bagaimana satu hipotesis yang dibina diuji?A By conducting an experiment

Dengan menjalankan satu ekperimenB By identifying the problem

Dengan mengenal pasti masalahC By making an inference

Dengan membuat satu inferenD By making a conclusion

Dengan membuat satu kesimpulan

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4.

In an experiment to study the relationship between the oscillation of a weight and the length ofthe thread, which of the following is paired correctly?Dalam satu ujian untuk mengkaji hubungan antara ayunan satu berat dan panjang benang, yang manakah antara berikut pasangan yang betul?

Variable that is kept constant Variable that is manipulatedPembolehubah yang dimalarkan (tetap) Pembolehunah yang dimanipulasikan

A Length of the thread Time of the oscillation Panjang benang Masa ayunan

B Mass of the weight Length of the threadJisim pemberat Panjang benang

C Time of the oscillation Shape of the weightMasa ayunan Bentuk pemberat

D Shape of the weight Time of the oscillationBentuk pemberat Masa ayunan

5. The cerebellum in the human brain functions to controlSerebelum dalam otak manusia berfungsi untuk mengawalA body balance

Keseimbangan badanB voluntary actions

Tindakan terkawalC mental activities

Aktiviti mentalD involuntary actions

Tindakan Tidak Terkawal

6. Which of the following is an involuntary action?Yang manakah antara berikut adalah satu tindakan tidak terkawal?A Coughing

BatukB Hearing

MendengarC Smelling

MenghiduD Talking

Bercakap

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7.

The above diagram shows the main endocrine glands in the body. Which of the glands, P, Q, R and S, functions when one eats honey in large quantities?Gambar rajah di atas menunjukkan kelenjar-kelenjar endokrin utama dalam badan. Yang manakah diantara kelenjar-kelenjar, P, Q, R dan S, berfungsi apabila seseorang makan madu dalam kuantiti banyak?A PB QC RD S

8.

Which of the following section labelled in the above diagram is responsible for the jerking away of the hand when in contact with a sharp torn?Yang manakah bahagian berlabel di dalam gambar rajah di atas bertanggungjawab untuk menyent k keluar akan tangan apabila dicucuk dengan satu pin tajam?A PB QC RD S

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9.

Gland Y in the above diagram has the function ofKelenjar Y dalam gambar rajah di atas mempunyai fungsiA stimulating growth

merangsang pertumbuhanB preparing the uterus to receive ovum

menyediakan uterus untuk menerima ovumC controlling the sugar level in the blood

mengawal paras gula dalam darahD increasing the ability of the body to cope with stress

menambah keupayaan badan untuk mengatasi tekanan

10.

Based on the above diagram, reduction of hormone from which gland will cause a person to suffer from goitre?Berdasarkan gambar rajah di atas, pengurangan hormon daripada yang kelenjar yang manakah akan menyebabkan seseorang itu menghidap beguk?A KB LC MD N

11. Which part of the brain controls the mind?Bahagian manakah pada otak yang mengawal minda?A CerebrumB CerebellumC Medulla oblongataD Spinal nerves

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12.

The above diagram shows a sensory neurone. The section labelled X is known asGambar rajah di atas menunjukkan satu neuron deria. Seksyen berlabel X dikenali sebagaiA a dendroneB an axonC a synapseD a cell body

13. Which of the following is not an involuntary action?Manakah antara berikut adalah BUKAN tindakan tidak terkawal?A Analysis of information

Analisis maklumatB Control of body temperature

Kawalan suhu badanC Secretion of saliva

Rembesan air liurD Peristalsis in the intestine

Peristalsis dalam usus

14.

The above diagram shows the relation between a receptor and an effector with the centralnervous system. X and Y areGambar rajah di atas menunjukkan hubungan antara reseptor dan efekto dengan sistem saraf pusat. X dan Y adalah

15. The human brain is protected by a hard bone structure known as the Otak manusia dilindungi dengan satu struktur tulang keras yang dikenali sebagaiA cerebrumB cerebellumC menagesD cranium

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16. Which of the following activities is not controlled by the medulla oblongata?Yang manakah diantara aktiviti-aktiviti berikut BUKAN di kawal oleh medula oblongata?A Peristalsis

PeristalsisB Thinking

PemikiranC Heartbeat

Denyutan JantungD Blood circulation

Peredaran darah

17.

The above diagram shows a cross-section of the spinal cord. Which of the following is correctly labelled?Gambar rajah di atas menunjukkan satu keratan rentas saraf tunjang. Yang manakah antara berikut dilabel dengan betul?I Sensory neuroneII Motor neuroneIII Relay neuroneA III onlyB I and II onlyC II and III onlyD I, II and III

18. The effects of alcohol on humans includeKesan dari alkohol pada manusia termasukI cirrhosis of the liver

sirosis hatiII interference with voluntary action

gangguan ke atas tindakan terkawalIII stomach ulcers

Ulser perutA II onlyB III onlyC I and III onlyD I, II and III

19. Where can proprioceptors be found?

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I JointII LigamentIII BrainA I onlyB II onlyC I and II onlyD II and III only

20.

The above diagram shows an exchange of genetic material in the chromosome. This processoccurs in theA liverB kidneyC skinD ovary

21.

The above diagram shows the stages in the formation of a baby. Which of the followingrepresents the X and Y process?

X YA Mitosis MeiosisB Meiosis MitosisC Fertilisation MitosisD Crossing over Fertilisation

22. Which of the following heredity diseases is caused by gene mutation?A Turners syndromeB Klinefelters syndromeC Down's syndromeD Haemophilia

23. The chromosome content of a Down's syndrome female patient isA 44 + XXB 44 + XYC 45 + XXD 45 + XY

24. A son inherits the Y chromosome from

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A his fatherB his grandfatherC his motherD his parents

25.

The above diagram shows the normal distribution graph for human characteristics. The most probable characteristic shown in the graph isA body weightB colour of irisC type of fingerprintD blood group

26.

The above diagram shows the stages involved in the process ofA mitosisB meiosisC fertilisationD mutation

27.

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The above diagram shows a histogram of the characteristics of students in a class. Which of thefollowing could be these characteristics?I HeightII IntelligenceIII Colour of the skinA I onlyB I and II only C II and III onlyD I, II and III

28. Which of the following shows the chromosome content in a human ovum?I 22 + XII 22 + YIII 22 + XYA I onlyB III onlyC I and II onlyD II and III only

29. The elements in a periodic table are arranged according to theA nucleon numberB number of neutronsC proton numberD number of isotopes

30.

The above diagram shows the physical changes in the state of a matter. Which of the following processes involves the release of heat energy?A K, M, PB L, N, OC L, M, PD L, M, O

31.

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The above table shows the particles in an atom and their charges. Which of the following isX, Y and Z?

X Y ZA Neutron Electron ProtonB Electron Proton NeutronC Proton Electron NeutronD Proton Neutron Neutron

32. An atom has 9 electrons and a nucleon number of 19. How many neutrons are there in this atom?A 9B 10C 19D 28

33. The substances that are classified as molecular substances areA ammonia and oxygenB carbon and sulphurC iron and carbonD sodium chloride and ammonia

34.

The above diagram shows some elements in the periodic table. Which of the following elementsis a halogen?A RB SC UD V

35.

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The graph in the above diagram shows the cooling of liquid naphthalene in relation to time.What happens during the period of time from X to Y?A Heat is absorbed from the surroundings.B The temperature increases dramatically.C The movement of particles slows down.D The particles separate further.

36. Which of the following consists of only atoms?A Magnesium, iron, chlorineB Potassium, calcium, zincC Sulphur, lead, sternumD Beryllium, fluorine, neon

37. Which of the following statements is true about the periodic table?A Elements are arranged in order of decreasing proton number.B Group I consists of inert elements.C There are 7 groups and 8 periods.D The metallic characteristic reduces from left to right in the periodic table.

38.

The above table shows the properties of three materials X, Y and Z. What types of particlesare in X, Y and Z?

X Y ZA Ion Molecule AtomB Molecule Ion AtomC Atom Molecule IonD Atom Ion Molecule

39. Materials classified as molecular substances areA sodium chloride and lead bromideB sugar and naphthaleneC oxygen and iron

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D aluminium and zinc

40. Atom X has a proton number of 12 and a nucleon number of 25. This means a neutral atom X hasA 12 electronsB 13 electronsC 12 neutronsD 13 protons

41. Oxygen has a proton number of 8 and a nucleon number of 16. A material is said to be an isotope of oxygen if it has

Nucleon number Proton numberA 17 8B 16 9C 17 9D 16 7

42. A neutral atom has a proton number of 17. Thus, it can be concluded that the atom hasI 17 neutronsII 17 electronsIII a nucleon number of 34A II onlyB I and II onlyC II and III onlyD I, II and III

43.

The above diagram shows the structure of an oxygen particle. Which of the following is true about the particle?

I It has a proton number of 8.II It has a nucleon number of 16.III The particle is a neutral oxygen atom.A I and II onlyB I and III onlyC II and III onlyD I, II and III

44. A atom consists ofI 20 protonsII 20 neutronsIII 20 electronsA I only

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B I and II onlyC II and III onlyD I, II and III

45. Which of the following is the same in a pair of isotope elements?I Number of protonsII Number of neutronsIII Number of electronsA I onlyB I and III onlyC II and III onlyD I, II and III

46.

The above diagram shows a change in the state of a matter. Which of the following happens inthe change above?I The particles absorb energy.II The force of attraction is weakened.III The particles are released into the air.A III onlyB I and II onlyC I and III onlyD II and III only

47. Which of the following are true about solids?I The particles move freely.II The force of attraction is very strong.III The kinetic energy of the particles depends on the surrounding temperature.A I and II onlyB I and III onlyC II and III onlyD I, II and III

48. A scientific investigation usually involves the following senses except A the senses of tasteB the senses of touchC the senses of sightD the senses of hearing

49. Which of the following variables has its value obtained through observation in an experiment?A Variable that respondsB Variable that is kept constantC Variable that is manipulated

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D Independent variable

50.

The above diagram shows different objects that are submerged and floating in different liquids.The sequence in which the objects and liquids are arranged based on a decrease in density is A K, L, M, O, P, QB Q, M, P, L, O, KC K, O, L, P, M, QD O, P, Q, K, L, M

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Download - Paper 1 Mid Year Exam Form 4

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