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Section ABahagian A

[40 marks][40 markah]

Answer all questions.Jawab semua soalan.

1 Diagram 1 shows a section of the human skin.Rajah 1 menunjukkan keratan kulit manusia.

Diagram 1 / Rajah 1

(a) Match the receptors P, Q, R, and S to the following.Padankan reseptor P, Q, R, dan S yang berikut.

( i ) Pain receptor: ……………………………………………………………………… Reseptor kesakitan

( ii ) Pressure receptor: …………………………………………………………………. Reseptor tekanan

( iii ) Cold receptor: …………………………………………………………………….. Reseptor kesejukan

( iv ) Touch receptor: …………………………………………………………………… Reseptor sentuhan

[ 4 marks / 4 markah ]

(b) State two factors that effect the degree of sensitivity of the skin.Nyatakan dua faktor yang memberi kesan kepada darjah kepekaan kulit.

( i ) ……………………………………………………………………………………..

( ii ) …………………………………………………………………………………….[ 2 marks / 2 markah ]

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2 (a) Diagram 2.1 shows the food pyramid. Rajah 2.1 menunjukkan piramid makanan.

Diagram 2.1 / Rajah 2.1

State two healthy eating habits based on this food pyramid.Nyatakan dua tabiat makan yang sihat berdasarkan piramid makanan ini.

…………………………………………………………………………………….

…………………………………………………………………………………….[ 2 marks / 2 markah]

(b) Diagram 2.2 shows classes of food. Rajah 2.2 menunjukkan kelas-kelas makanan.


(i) What is class Y?Apakah kelas Y?

………………………………………………………………………………[1 mark / 1 markah]

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(ii) State one disadvantage of the insufficient intake of the class of food in 3(b)(i).Nyatakan satu keburukan daripada kekurangan pengambilan kelas makanan di 3(b)(i).

………………………………………………………………………………

………………………………………………………………………………[1 mark / 1 markah]

(iii) Why is fibre important in our diet.Mengapakah serat penting dalam diet kita.

………………………………………………………………………………[1 mark / 1 markah]

(iv) Carbohydrates is one of the classes that are also known as nutrients. What are nutrients?Karbohidrat adalah satu daripada kelas makanan yang juga dikenali sebagai nutrien. Apakah nutrien?

………………………………………………………………………………..

………………………………………………………………………………[1 mark / 1 markah]

3 Diagram 3.1 shows three animals.Rajah 3.1 menunjukkan tiga ekor haiwan.

Animal J Animal K Animal L Haiwan J Haiwan K Haiwan L


(a) Which of the animal is theManakah haiwan adalah

(i) Most stable?: ........................................................................................................

Paling stabil

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(ii) Least stable?: .......................................................................................................

Paling kurang stabil[ 2 marks / 2 markah]

(b) Briefly explain your answer in (a)(i)Jelaskan secara ringkas jawapan anda di (a)(i)

......................................................................................................................................[ 1 mark / 1 markah]

(c) How does animal J obtain its stability when drinking water from the river?Bagaimanakah haiwan J mencapai kestabilan apabila meminum air di sungai?

......................................................................................................................................[ 1 mark / 1 markah]

(d) Digram 3.2 shows two models of cars.Rajah 3.2 menunjukkan dua model kereta


(i) State two features of car H that make it most stable than car G?Nyatakan dua sifat kereta H yang menjdikannya lebih stabil daripada kereta G?

1. .....................................................................................................................

2. ..............................................................................................................................[ 2marks / 2 markah]

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4. Diagram 4.1 shows the set-up of an experiment. The two plants are kept in the dark for three days before the experiment started.Rajah 4.1 menunjukkan susunan radas bagi satu eksperimen. Kedua-dua tumbuhan itu disimpankan dalam kegelapan selama 3 hari sebelum eksperimen itu dimulakan.


(a) What is the aim of this experiment?Apakah tujuan eksperimen ini?

...........................................................................................................................................[ 1 mark / 1 markah]

(b) What is the purpose of sodium hydroxide in set P?Apakah tujuan natrium hidroksida dalam set P?

……………………………………………………………………………………………..[ 1 mark / 1 markah ]

(c) The leaf from each set of plant is tested with iodine solution. Complete Table 1.

Daun daripada setiap set tumbuhan diuji dengan larutan iodin. Lengkapkan Jadual 1.

SetSet

ObservationPemerhatian

P

Q

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Table 1/ Jadual 1[ 2marks / 2 markah ]

(d) State one source carbon dioxide gas in air.Nyatakan satu sumber gas karbon dioksida dalam udara.

…………………………………………………………………………………………[ 1 mark / 1 markah ]

(e) Complete the equation for photosynthesis below.Lengkapkan persamaan bagi fotosintesis di bawah.

Carbon dioxide + water P + oxygen

P : ......................................................................................................................................[ 1 mark / 1 markah ]

5 Diagram 5.1 shows three identical handkerchiefs, P, Q and R. All the handkerchiefs are wet and are dried under the hot sun for 2 hours in the following manner. Handkerchief P is folded into 4, handkerchief Q is folded into 2 and handkerchief R is not folded.Rajah 5.1 menunjukkan tiga sapu tangan, P, Q dan R yang serupa. Semua sapu tangan itu adalah basah dan dijemur di bawah cahaya matahari selama 2 jam dalam keadaan berikut: Sapu tangan P dilipat 4, sapu tangan Q dilipat 2 dan sapu tangan R tidak dilipat.


(a) (i) Which handkerchief will dry first?Sapu tangan yang manakah akan kering dahulu?

_______________________________________________________________

[1 mark / 1 markah ]

(ii) Give one reason for your answers in 5 (a) (i). Beri satu sebab bagi jawapan di 5 (a) (i).

______________________________________________________________[1 mark / 1 markah ]

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LightCahaya

ChlorophillKlorofil

(b) Haris wears a wet shirt. He stands under a moving fan to dry the shirt. Explain how the situation can help Haris to dry his shirt.Haris memakai baju yang basah. Untuk mengeringkan baju itu, dia berdiri di bawah kipas angin yang berputar.Terangkan bagaimana keadaan itu boleh membantu Haris mengeringkan bajunya.

______________________________________________________________

_______________________________________________________________


(c) Diagram 5.2 shows pictures of three states of matter.

Rajah 5.2 menunjukkan gambar bagi tiga keadaan jirirn.

Picture 1 Picture 2 Picture 3Gambar 1 Gambar 2 Gambar 3

___________________ _________________ _______________________


(i) On Diagram 5.2, label the states of matter for each picture using the following words: Pada Rajah 5.2, labelkan keadaan jirim bagi setiap gambar menggunakan perkataan berikut:

Gas Solid Liquid

Gas Pepejal Cecair


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(ii) Based on Pictures 1, 2 and 3, draw diagrams to show the arrangement of the particles in each state of matter.Berdasarkan Gambar 1, Gambar 2 dan Gambar 3, lukiskan gambar rajah untuk menunjukkan susunan zarah-zarah bagi setiap keadaan jirim.

Picture 1 Picture 2 Picture 3 Gambar 1 Gambar 2 Gambar 3


6. Figure 6.1 shows a wheelbarrow. Rajah 6.1 menunjukkan sebuah kereta sorong.


(a) On Diagram 6.1 label the position of the fulcrum. Pada Rajah 6.1, labelkan kedudukan fulkrum.

[ 1 mark / 1 markah ]

(b) (i) Based on Diagram 6.1, state the class of lever of the wheelbarrow. Berdasarkan Rajah 6.1, nyatakan kelas tuas bagi kereta sorong itu.

_________________________________________________________________[1 mark / 1markah]

(ii) Give one reason for your answer in (b)(i). Berikan satu sebab bagi jawapan di (b)(i).

_________________________________________________________________[1 mark / 1markah]

(c) Based on Diagram 6.2 choose one tool with the same class of lever as the wheelbarrow in Diagram 6.1

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Berdasarkan Rajah 6.2 pilih satu alat yang sama kelas tuasnya dengan kereta sorong dalam Rajah 6.1

Mark (✓) in the box for the tool. Tandakan (✓) pada petak bagi alat itu.

Figure 6.2 / Rajah 6.2[ 1 mark / 1 markah ]

(d) Diagram 6.3 shows the situation when a force and a load are balanced. Rajah 6.3 menunjukkan keadaan daya dan beban dalam keadaan seimbang.


Calculate force P needed to balance the metre rule.Hitungkan daya P yang diperlukan untuk menyeimbangkan pembaris meter itu. Use the following formula:Load X Distance of load from fulcrum = Force X Distance of force from the fulcrum Gunakan rumus berikut:Beban X Jarak beban dari fulkrum = Daya X Jarak daya dari fulkrum

[ 2 marks / 2 markah ]9

(e) Diagram 6.4 shows a worker carrying a load using a whell-barrow.Rajah 6.4 menunjukkan seorang pekerja membawa beban menggunakan kereta sorong.


Draw a lever system for the wheel-barrow and label the position of load, force and fulcrum. Lukis satu sistem tuas bagi kereta sorong itu dan labelkan kedudukan beban, daya dan fulkrum.


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Section BBahagian B

[ 20 marks ][20 markah ]

Answer all questions.Jawab semua soalan

7 Diagram 8 shows some some invertebrates, Q, R, S and T.Rajah 8 menunjukkan beberapa invertebrata, Q, R, S dan T

Diagram 7.1 /Rajah 7.1

(a) What are invertebrates?Apakah invertebrata?

_______________________________________________________________[1 mark / 1 markah]

(b) Name the support system possessed by animal Q. Namakan sistem sokongan yang dipunyai oleh haiwan Q.

_______________________________________________________________[1 mark / 1 markah ]

(c) Based on your observations in Diagram 7.1, state one characteristic of any four of invertebrates Q, R, S and T.Berdasarkan pemerhatian anda pada Rajah 7.1, nyatakan satu ciri bagi invertebrata Q, R, S dan T,

Q: ____________________________________________________________

R: _____________________________________________________________

S: _____________________________________________________________

T: _____________________________________________________________

[4 marks / 4 markah ]

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(d) Classify invertebrate Q, R, S and T into two group based on type of support system. Name the invertebrate belonging to each types.Kelaskan invertebrata Q, R, S dan T kepada dua jenis sistem sokongan. Namakan invertebrata dalam setiap jenis


8 (a) Diagram 8.1 shows a boy pulling a coconut frond on the same surface in two different situations.Rajah 8.1 menunjukkan seorang budak lelak menarik pelepah kelapa di atas permukaan yang sama dalam dua situasi berbeza.

Diagram 8.1 / Rajah 8.1(i) State the difference in friction faced by the boy in situation E and F.

Nyatakan perbezaan geseran yang dihadapi oleh budak lelaki itu dalam situasi E dan F.

................................................................................................................................

................................................................................................................................[ 1 mark / 1 markah]

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Q, R, S, T

Type of supportJenis sokongan

Letters of invertebrateHuruf invertebrata

(ii) What inference can be made based on situation E and situation F? Apakah inferens yang boleh dibuat berdasarkan situasi E dan situasi F?

...............................................................................................................................

...............................................................................................................................[1 mark / markah]

Diagram 8.2 shows three similar loads being on three different surfaces, H, I and J.Rajah 8.2 menunjukkan tiga beban yang serupa ditarik di atas tiga permukaan berbeza, H, I dan J


In Table 8.1 record the reading of the spring balance for surface J.Dalam Jadual 8.1 rekodkan bacaan neraca spring bagi permukaan J.

SurfacePermukaan

Reading of spring balance (N)Bacaan neraca spring (N)

H 8I 5J

Table 8.1 / Jadual 8.1[1 mark / 1 markah]

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(ii) Based on Table 8.1, draw a bar chart to show the reading of the spring balance for each surface.Berdasarkan Jadual 8.1, lukis carta bar untuk menunjukkan bacaan neraca spring bagi setiap permukaan.

[2 marks / 2 markah]

(iii) Based on the bar chart in 8(b)(ii), state the relationship between the type of surfaces and the reading of the spring balance.Berdasarkan carta bar di 8(b)(ii), nyatakan hubungan antara jenis permukaan dengan bacaan neraca spring.

.............................................................................................................................

............................................................................................................................[1 mark / 1 markah]

(iv) State two constant variables in this experiment.Nyatakan dua pemboleh ubah dimalarkan dalam eksperimen ini.

1 ........................................................................................................................

2 ........................................................................................................................[ 2 marks / 2 markah]

(v) Predict the reading of the spring balance if the load is pull on grease surface.Ramalkan bacaan neraca spring jika beban ditarik di atas permukaan bergris.

....................................................................................................................................[ 1 mark / 1 markah ]

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(vi) State the operational definition of frictional force.Nyatakan definisi secara operasi bagi daya geseran.

....................................................................................................................................

...................................................................................................................................[ 1 mark / 1 markah]

END OF QUESTION PAPERKERTAS SOALAN TAMAT

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INFORMATION FOR CANDIDATESMAKLUMAT UNTUK CALON

1 This question consist of two section: Section A and Section B.Kertas soalan ini mengandungi dua bahagian: Bahagian A dan Bahagian B.

2 Answer all questions in both sections.Jawab semua soalan dalam kedua-dua bahagian.

3 Write your answers in the space provided in the question paper.Tulis jawapa anda pada ruang yang disediakan dalam kertas soalan.

4 If you wish to change your answer, cross out the answer that you have you done. Then write down the new answer.Jika anda hendak menukar jawapan , batalkan jawapan yang telah dibuat . Kemudian tulis jawapan yang baru.

5 The diagram in the questions provided are not drawn to scale unless stated.Rajah yang mengiringi soalan tidak dilukis mengikut sklal, kecuali dinyatakan.

6 Marks allocated for each questions or sub-part question are shown in brackets.Markah yang diperuntukkan bagi setiap soalan atau ceraian soalan ditunjukkan dalam kurungan.

7 You may use non-programmable scientitific calculator.Anda dibenarkan ,menggunakan kalkulator saintifik yang tidak boleh diprogram.

8 Hand in this question to the invigilator at the end of the examination.Serahkan kertas soalan ini kepada pengawas peperiksaan pada akhir peperiksaan.

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