P2 Trial 2008 Pahang

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1 Section A Bahagian A [40 marks] [40 markah] Answer all questions Jawab semua soalan

For Examiner’s use

1 Diagram 1.1 shows cells M and N. Rajah 1.1 menunjukkan sel M dan N.

Q R

S

M: …………………………

N: ………………………

Diagram 1.1 Rajah 1.1 1(a)

(a) Name cells M and N in the space provided in Diagram 1.1 Namakan sel-sel M dan N dalam ruang yang disediakan pada Rajah 1.1 [2 marks] [2 markah]

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2 (b) P is where photosynthesis takes place. Label P in Diagram 1.1

P ialah tempat di mana fotosintesis berlaku. Labelkan P dalam Rajah 1.1

1(b)

[1 mark] [1 markah] (c) Draw lines to match the structures of the cell and their functions. Draw the lines as shown below. Padankan struktur sel dengan fungsinya dengan melukis garisan seperti yang ditunjukkan. Structure Struktur

Function Fungsi Regulates the movement of substances in and out of the cell Mengawal pergerakan bahan-

Q

bahan masuk dan keluar dari sel Protects and maintains the shape of the cell

R

Melindungi dan mengekalkan bentuk sel Controls all activities of the cell

1(c)

S

Mengawal segala aktiviti sel Contains cell sap Mengandungi sap sel

[2 marks] [2 markah]

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1(d)

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(d) Name one similar structure that can be found in both cells M and N. Namakan satu struktur sama yang terdapat di kedua-dua sel M dan N. ……………………………………………………………………………………… [1 mark]

Total

[1 markah]

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2 Diagram 2.1 shows the flow of energy in a simple food web. Rajah 2.1 menunjukkan aliran tenaga dalam satu siratan makanan ringkas. Organism A Organisma A Organism D Organisma D

Organism B

Organism C

Organisma B

Organisma C Diagram 2.1 Rajah 2.1

(a) (i) Which organism is the producer? Organisma yang manakah ialah pengeluar? ……………………………………………………………………………………. [1 mark] [1 markah] (ii) Why is the organism mentioned in 2(a)(i) called the producer? Kenapa organisma yang disebut di 2(a)(i) dikenali sebagai pengeluar? 2(a)

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

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(b) Diagram 2.2 shows a food web that consists of several interrelated food chains. Rajah 2.2 menunjukkan satu siratan makanan yang mengandungi beberapa gabungan rantai makanan.

Eagle Helang

Lizard

Snake

Rat

Rabbit

Cicak

Ular

Tikus

Arnab

Grasshopper

Paddy

Belalang

Padi Diagram 2.2 Rajah 2.2

(i) How many food chains are there in the food web shown in Diagram 2.2? Berapa rantai makanan yang terdapat dalam siratan makanan pada Rajah 2.2? …………………………………………………………………………………… [1 mark] [1 markah]

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(ii) Give one example of food chain that you can find in the food web in Diagram 2.2. Beri satu contoh rantai makanan yang terdapat dalam siratan makanan

2(b)

dalam Rajah 2.2. ………………………………………………………………………………….. [1 mark] [1 markah] (c) What will happen if an extreme drought season wipes out most of the paddy plants? Apa akan berlaku jika satu musim kemarau menghapuskan semua pokok padi?

2(c)

……………………….. ……………………………………………………… ………………………………………………………………………………... [1 mark] [1 markah] (d) Predict what will happen if the population of rats is suddenly increased. Ramalkan apa akan berlaku jika populasi tikus bertambah dengan tibatiba.

2 (d)

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

2(e)

(e) What is the source of energy for the food chain and the food web? Apakah sumber tenaga bagi rantai dan siratan makanan ini?

Total

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

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3 Diagram 3.1 shows an activity carried out to study how the products of photosynthesis are transported in a plant. Rajah 3.1 menunjukkan satu aktiviti yang dijalankan untuk mengkaji cara hasil fotosintesis diangkut dalam tumbuhan.

Diagram 3.1 Rajah 3.1 (a) What happens to the part of the branch above the ring after two weeks? Draw your observations in the space provided in Diagram 3.1. 3(a)

Apa akan berlaku pada bahagian atas gelang selepas dua minggu? Lukiskan pemerhatian anda di ruang yang disediakan dalam Rajah 3.1. [1 mark] [1 markah] (b) Name the tissues that are removed from the branch.

3(b)

Namakah tisu yang dibuang dari batang. ……..………………………………………………………………………………. [1 mark] [1 markah]

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8 (c) Explain what happens in (a).

For Examiner’s use

Terangkan apa yang berlaku di (a). ……………………………………………………………………………………

3(c)

….………………………………………………………………………………. [2 marks] [2 markah] (d) Diagram 3.2 shows a cross-section of a stem. Mark ‘X’ on the part mentioned in (c). Rajah 3.2 menunjukkan satu keratan rentas batang tumbuhan. Tandakan ‘X’ pada bahagian yang disebut di (c). [1 mark] [1 markah]

3(d)

Diagram 3.2 Rajah 3.2 (e)

3(e)

What conclusion can be made from this activity? Apakah yang dapat dirumuskan dairpada aktiviti ini? ………………………………………………………………………………….

Total

.

…………………………………………………………………………………. [1 mark} [1 markah]

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4 Diagram 4.1 shows the arrangement of marbles in three sections of a container to show the states of matter. Rajah 4.1 menunjukkan susunan guli-guli dalam tiga bahagian dulang untuk menunjukkan keadaan jirim. P

Q

R

Diagram 4 Rajah 4 (a) Based on Diagram 4, which state of matter do the marbles show in Berdasarkan Rajah 4, apakah keadaan jirim yang digambarkan oleh guli di bahagian

4(a)

P:………………………………………………………………………………….. Q:…………………………………………………………………………………. R:………………………………………………………………………………….. [3 marks] [3 markah]

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10 (b) State one property for P and Q. Nyatakan satu ciri P dan Q. Matter

Property

Jirim

Ciri-ciri

P

Q 4(b)

[2 marks] [2 markah] (c) State one example of substance that has similar property as Q. Nyatakan satu contoh bahan yang mempunyai ciri serupa dengan Q.

4(c)

….. ………………………………………………………………………………. [1 mark] [1 markah] (d) Suggest one way how the state of matter R can be changed to Q.

4(d)

Cadangkan satu cara bagaimana rupabentuk R boleh ditukar kepada Q. ………………………………………………………………………………. [1 mark] [1 markah]

Total

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5 Diagram 5.1 shows how some crude petroleum is heated to different temperatures. Rajah 5.1 menunjukkan bagaimana minyak mentah dipanaskan pada suhusuhu yang berbeza. Thermometer Termometer

Delivery tube Tiub penghantar Porcelain chips

Petroleum Petroelum

Serpihan porcelain

Water Air

Petroleum fraction Pecahan petroleum

Diagram 5.1 Rajah 5.1 (a) Name the process used in Diagram 5.1 to obtain the petroleum fractions Namakah proses yang digunakan dalam Rajah 5.1 untuk memperoleh 5(a)

pecahan petroleum. ……………………………………………………………………………………. [1 mark] [1 markah] (b) Table 5.2 shows the four fractions of petroleum collected in four separate test tubes according to different temperature. Jadual 5.2 menunjukkan empat pecahan petroleum yang dikumpulkan dalam tabung uji yang berasingan mengikut suhu yang berbeza.

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For Examiner’s use

Distilled oil

Range of boiling point

Colour

Hasil penyulingan

Julat takat didih

Warna

P

30-800C

Colourless Jernih

0

Q

80-120 C

Yellow Kuning

120-1600C

R

Orange Jingga

160-2000C

S

Red Merah

Table 5.2 Jadual 5.2 (i) What is the relationship between P and S in terms of their boiling points and the colour of the distillate? Apakah hubungan di antara P dan S dari segi takat suhu didih dan warna hasil penyulingan? 5(b)(i)

………………………………………………………………………………………. [1 mark] [1 markah] (ii) Using the words given below, name fractions P, Q, R and S.

5(b)(ii)

.

Namakan hasil penyulingan berdasarkan yang berikut. Kerosene

Diesel

Petrol

Lubricating oil

Kerosin

Diesel

Petrol

Minyak pelincir

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P:

…………………………………………..

Q:

…………………………………………..

R:

………………………………………….

S:

…………………………………………..

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[2 marks] [2 markah] (c) (i) State one use of P. Nyatakan satu kegunaan P ………………………………………………………………………………….. [1 mark] [1 markah] (ii) Explain why we have to use P wisely. Terangkan kenapa kita perlu gunakan P dengan bijaksana. 5(c)

…………………………………………………………………………………

Total

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

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6 Diagram 6.1 shows the apparatus used in an experiment to study the relationship between current and resistance. Rajah 6.1 menunjukkan alatan yang digunakan dalam satu eksperiment untuk mengkaji hubungan di antara arus dan rintangan. .

Nichrome wire

Metre rule

Dawai nikrom

Pembaris meter

Jockey Dry cell

Joki

Sel kering

Ammeter Ammeter

Diagram 6.1 Rajah 6.1 Table 6.2 shows the result of the experiment. Jadual 6.2 menunjukkan keputusan eksperimen.

Length of nichrome wire (cm)

Current (Ampere)

Panjang dawai nikrom (cm)

Arus (ampere)

30

0.54

40

0.52

50

0.50

60

X

70

0.46

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(a) Diagram 6.3 shows the reading of X when the length of nichrome wire is 60 cm. Rajah 6.3 menunjukkan bacaan X apabila panjang nikrom wire itu ialah 60 cm.

Diagram 6.3 Rajah 6.3 Reading of X Bacaan X

= ……………………………………………….

6(a)

[1 mark] [1 markah] (b) Based on the results in Table 6.2, what happens to the ammeter reading when the length of nichrome wire increases? Berdasarkan keputusan dalam Jadual 6.2, apa berlaku kepada bacaan ammeter apabila panjang dawai nikrom bertambah? 6(b)

……………………………………………………………………………………. [1 mark] [1 markah] (c) Predict the ammeter reading if the length of nichrome wire is 80 cm. Ramalkan bacaan ammeter jika panjang dawai nikrom ialah 80 cm. 6(c)

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

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(d) What conclusion can you make from this experiment? Apakah kesimpulan yang anda dapati daripada eksperimen ini? ……………………………………………………………………………………….. [1 mark] [1 markah] (e) Choose the correct symbols of the electrical components used in Diagram 6.1. Pilih simbol komponen elektrik yang digunakan dalam Rajah 6.1. Tick (√ ) in the box provided. Tandakan (√ ) dalam petak yang disediakan.

A

6(e)

Diagram 6.3 Rajah 6.3 [ 2 marks] [2 markah] (f) Diagram 6.4 shows the reading on the ammeter when the voltage is 0.6 V Rajah 6.4 menunjukkan bacaan ammeter apabila bacaan voltan 0.6V

Diagram 6.4 Rajah 6.4 SULIT

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17 Calculate the resistance by using the information in Diagram 6.4. Use the formula given below.

Hitungkan rintangan dengan menggunakan maklumat yang diberikan dalam Rajah 6.4. Gunakan rumus yang dibeikan.

6(f)

Resistance =

Voltage Ampere

Rintangan

Voltan Ampere

=

[2 mark] [2 markah]

Total

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18 Section B [20 marks] [20 markah] Answer all questions Jawab semua soalan

For Examiner’s Use

Diagram 7 shows the arrangement of particles in four substances. Rajah 7 menunjukkan susunan zarah-zarah dalam empat bahan K

J

Oxygen

Sodium chloride

Oksigen

Natrium klorida

L

M

Sulphur

Water

Sulfur

Air Diagram 7 Rajah 7

(a) Observe Diagram 1. Based on your observation, state one property of J, K, L, and M. Perhatikan Rajah 1. Berdasarkan pemerhatian anda, nyatakan satu ciri bagi J, K, L, dan M

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J : ………………………………………………………………………………. K : ………………………………………………………………………………. L : ……………………………………………………………………………….

7(a)

M : ………………………………………………………………………………. [4 marks] [4 markah] b) Classify J, K, L, and M in Diagram 7 into two groups based on common properties. Write the letters of the substances belonging to each group. Kelaskan J, K, L, dan M dalam Rajah 7 kepada dua kumpulan berdasarkan ciri sepunya. Tuliskan huruf-huruf yang mewakili bahan itu bagi setiap kumpulan. Oxygen, Sodium chloride, Sulphur, Water Oksigen, Natrium klorida, Sulfur, Air

Common property Ciri sepunya

7(b)

Name of substance Nama bahan

Total

[4 marks] [4 markah]

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8. (a) Diagram 8.1 shows two shirts of different colours which are being dried

under the same conditions. Rajah 8.1 menunjukkan dua helai baju yang berlainan warna dijemur di bawah keadaan yang sama.

Black shirt

White shirt

Baju hitam

Baju putih

Situation A

Situation B

Situasi A

Situasi B Diagram 8.1 Rajah 8.1

(i) Based on your observations in Figure 8.1, state the difference in the time taken for the shirts to dry in Situation A and Situation B. Berdasarkan pemerhatian anda dalam Rajah 8.1, nyatakan perbezaan masa yang diambil untuk mengeringkan baju dalam keadaan A dan keadaan B.

8(a)(i)

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

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(ii) What inference can be made based on Situation A and Situation B in Diagram 8.1? Apakah inferens yang boleh dibuat berdasarkan Situasi A dan Situasi B dalam Rajah 8.1.

8(a)(ii)

…….. ……………………………………………………………………….. ……………………………………………………………………………….. [1 mark] [1 markah] (iii) State one hypothesis based on your observations in Figure 8.1. Nyatakan satu hipotesis berdasarkan pemerhatian dalam Rajah 8.1.

8(a)(iii)

……………………………………………………………………………….. ………………………………………………………………………………. [1 mark] [1 markah] (b) A student carried out an experiment to investigate the absorption of heat by different types of surfaces. The initial temperature of the flasks were taken. The flasks were then heated for 5 minutes before the final temperature of the flasks were taken. Seorang pelajar menjalakan satu eksperimen untuk menyiasat penyerapan haba oleh jenis permukaan yang berlainan. Suhu awal kelalang kon diambil. Kelalang-kelalang kon itu dipanaskan selama 5 minit sebelum suhu akhir diambil.

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Thermometer Termometer

Conical flask

Conical flask

Kelalang kon

Kelalang kon

Thermometer Termometer

10 cm

10 cm

Black, dull surface Permukaan hitam

White, shiny surface Permukaan putih

P

Q Diagram 8.2 Rajah 8.2

(i) Diagram 8.3 shows the final reading of thermometers P and Q. Record the readings in Table 8.4 and calculate the rise in temperature in each flask. Rajah 8.3 menunjukkan bacaan akhir thermometer P dan Q. Rekodkan bacaan dalam Jadual 8.4 dan kira peningkatan suhu dalam setiap kelalang kon.

P

40

40

30

30

20

20

Diagram 8.3

Q

Rajah 8.3

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For Examiner’s Use

Initial temperature (oC)

P

Q

28

28

Suhu awal (oC) Final temperature (oC) 8(b)(i)

Suhu akhir (oC) Rise in temperature (oC) Kenaikan suhu (oC) Table 8.4 Jadual 8.4 [2 marks] [2markah] (ii) Based on Table 8.4, draw a bar chart to show the rise in temperature in P and Q. Berdasarkan Jadual 8.4, lukiskan satu carta bar untuk menunjukkan kenaikan suhu dalam P dan Q.

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For Examiner’s Use

8

Kenaikan suhu (oC)

Rise in temperature (oC)

6

4

2

8(b)(ii)

Conical Flask Kelalang kon [2 marks] [2 markah] (iii) Based on the bar chart, what can you say about the rise in temperature in the conical flasks? Berdasarkan carta bar, apakah yang boleh dinyatakan tentang 8(b)(iii)

kenaikan suhu didalam kelalang-kelalang kon itu? ………………………………………………………………………………. ………………………………………………………………………………. [1 mark] [1 markah]

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(iv) What is the relationship between the colour of the surface and the rate of heat absorption? Apakah hubungan antara warna permukaan dengan kadar penyerapan haba?

8(b)(iv)

……………………………………………………………………………….. ……………………………………………………………………………….. [1 mark] [1 markah] (c) State the variables involved in this experiment. Nyatakan pembolehubah dalam eksperimen ini. Manipulated variable:

…………………………………………………..

Pembolehubah yang dimanipulasi Responding variable:

…………………………………………………..

Pembolehubah yang berak balas Fixed variable: 8(c)

Pembolehubah yang

…………………………………………………..

ditetapkan [3 marks] [3 markah]

Total

END OF QUESTION PAPER KERTAS SOALAN TAMAT

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