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SECTION A
BAHAGIAN A
[40 Marks]
[40 markah]
Answer all questions
Jawab semua soalan
1. Diagram 1 shows a stomata.
Rajah 1 menunjukkan suatu stoma
Diagram 1
(a) On diagram 1, label structure P , Q and R with the following words:
Pada rajah 1, labelkan struktur P, Q dan R dengan perkataan berikut:
[ 3 mark]
(b) Draw lines to match the structure of stomata with the correct functions
Lukis garis untuk memadankan struktur liang stoma dengan fungsinya yang
betul.
[ 3 marks]
R: P:
Q:
Pore of stoma Nucleus Guard cell
Liang Stoma Nukleus Sel pengawal 1 (a)
Controls all the cell activities
Mengawal semua aktiviti sel
P 1 (b)
Control the pore size of the stomata
Mengawal saiz liang stoma
Q
Able lost of water vapour during transipration
Membenarkan wap air dihilangkan semasa
transpirasi
R Total
2. Diagram 2.1 shows a longitudinal section of a typical flower.
Rajah 2.1 menunjukkan keratan memanjang sekuntum bunga.
Diagram 2.1
Rajah 2.1
(a) In the box provided on diagram 2.1, label
Di dalam kotak yang disediakan pada rajah 2.1, labelkan
i) J to the part that receives pollen grains
J pada bahagian yang menerima butir debunga
K to the part that produces pollen grains
K pada bahagian yang menghasilkan butir debunga
[2 marks]
(b) Some plants need agents to carry pollen grains from anther to stigma.
Name two agents involved in pollination.
Setengah tumbuhan memerlukan agen untuk membawa butir debunga dari
anter ke stigma. Namakan dua agen yang terlibat dalam
pendebungaan
(i) ………………………………………………………………..
(ii) …………………………………………………………………
[2 marks]
2 (a)
2 (b)
( c) Diagram 2.2 shows a type of pollination
Rajah2.2 menunjukkan sejenis pendebungaan
Diagram 2.2
Rajah 2.2
(i) Based on the diagram 2.2, name the type of pollination.
Berdasarkan rajah 2.2, namakan jenis pendebungaan.
……………………………………………………………………………
[ 1 mark]
(ii) Give one advantage of this type of pollination
Berikan satu kelebihan pendebungaan ini.
……………………………………………………………………………
[ 1 mark]
2 (c)(i)
2 (c)(ii)
Total
Plant A Plant B
Pokok A Pokok B
3. Diagram 3.1 shows a claw hammer being used to pull out a nail
Rajah 3.1 menunjukkan satu tukul kuku kambing yang digunakan untuk mencabut
sebatang paku.
Diagram 3.1
Rajah 3.1
(a) (i) Based on diagram 3.1, name the class of lever of the claw hammer
Berdasarkan rajah 3.1, namakan kelas tuas bagi tukul kuku kambing
..........................................................................................................................
[ 1 mark ]
(ii) Label on diagram 3.1 ‘F’ to show position of the fulcrum
Babel pada rajah 3.1 , ’F’ untuk menunjukkan kedudukan fulkrum.
........................................................................................................................
[ 1 mark]
(iii) Give one other tool that works with the same principle.
Berikan satu contol alat lain yang bekerja dengan prinsip yang sama.
.....................................................................................................................
[ 1 mark ]
(b) Explain why a smaller force is nedded to pull out the nail if the person hold at
the end of the handle
Terangkan mengapa daya yang lebih kecil diperlukan jika seseorang
Memegang pada hujung pemegang tukul.
..........................................................................................................................
.........................................................................................................................
[ 1 mark]
3(a(i)
3(a)(ii)
3(a)(iii
)
3(b)
(c) Diagram 3.2 shows a man carrying two different loads F and G
Rajah 3.2 menunjukkan seorang lelaki mengangkat dua beban berlainan,
F dan G
Diagram 3.2
Rajah 3.2
(i) Calculate the distance between the 40 kg load, F and the man.
Hitungkan jarak antara beban 40kg, F dengan lelaki itu.
Given : Load x Load distance = Effort x Effort distance
Beban x jarak beban = Daya x jarak daya
[2 marks ]
3(c)(i)
Total
4. Diagram 4 shows the release of smoke from motor vehicles and cigarette
Rajah 4 menunjukkan pembebasan asap dari kenderaan bermotor dan rokok.
(a)(i) Based on diagram 4, state the gas found in both smoke:
Berdasarkan rajah 4, nyatakan gas yang terdapat dalam kedua-dua asap:
……………………………………………………………………….
[ 1 mark ]
(ii) State one effect of the gas in 4(a)(i) on human
Nyatakan satu kesan gas dalam 4(a)(i) keatas manusia.
………………………………………………………………………………….
[ 1 mark ]
(b)(i) State one gas that can dissolve in rain water and forms acid rain.
Nyatakan satu gas yang boleh melarut dalam air hujan dan seterusnya membentuk
hujan asid.
……………………………………………………………………………………
[ 1 mark ]
(ii) State the effect of acid rain on the metal bridge.
Nyatakan kesan hujan asid ke atas jambatan logam.
……………………………………………………………………………………..
[ 1 mark ]
(c) Suggest two ways that can be taken to keep the air clean
Cadangkan dua cara yang boleh diambil untuk menjaga kebersihan udara
(i) …………………………………………………………………………………..
(ii) ………………………………………………………………………………….
[ 2 marks
Diagram 4
Rajah 4
4(a)(i)
4(b)(i)
Motor vehicles
Kenderaan bermotor
Cigarette smoke
Asap rokok
4(a)(ii)
4(b)(ii)
4(c)
Total
5. Diagram 5.1 shows an activity to purify pond water
Rajah 5.1 menunjukkan satu aktiviti untuk membersihkan air kolam.
Diagram 5.1
Rajah 5.1
(a)(i) State the method used in the activity.
Nyatakan kaedah yang digunakan dalam aktiviti ini.
...............................................................................................................................
[1 mark]
(ii) State the changes of state of matter in the Liebig condenser.
Nyatakan perubahan keadaan jirim dalam kondenser Liebig
..........................................................................................................................
[2 marks ]
(b)(i) Explain why product P is not suitable for drinking
Terangkan mengapa hasil P tidak sesuai sebagai air minuman.
................................................................................................................................
[ 1 mark]
(ii) State one use of product P.
Nyatakan satu kegunaan hasil P.
................................................................................................................................
[ 1 mark]
5(a)
5(b)(i)
5(b)(ii)
Water out
Air keluar
Liebig condenser
Kondenser Liebig
Water in
Air masuk Porcelain chips
Chip porselin
Pond water
Air kolam
Thermometer
Termometer
Product P
Hasil P
(c) Diagram 5.2 shows stages in water purification before being supplied to consumers.
Rajah 5.2 langkah-langkah pembersihan air sebelu dibekalkan kepada pengguna.
Diagram 5.4
Rajah 5.4
(i) Name one substance added to
Namakan satu bahan yang ditambahkan kepada
Tank P : …………………………………………………………………………..
Tangki P
Tank Q : ………………………………………………………………………….
Tangki Q
[ 2 marks]
(ii) Give one importance of adding fluoride in water supply
Beri satu kepentingan menambahkan flourida dalam bekalan air.
………………………………………………………………………………….
[ 1 mark ]
5(c)(i)
5(c)(ii
)
Total
Reservoir
Empangan
n
Tank P
Tangki P
Filtration tank
Tangki
Penapisan
Tank Q
Tangki Q
Consumer
Pengguna
6 Diagram 6.1 shows an activity to study the flow heat.
Rajah 6.1 menunjukkan suatu aktiviti untuk mengkaji pemindahan haba
Diagram 6.1
Rajah 6.1
For Examiner’s Use
(a)(i) State what happen to the hand after sometimes .
Nyatakan apa berlaku kepada tangan selepas seketika
………………………………………………………………………….
[ 1 mark ]
(ii) Give reason for your answer in (a)(i)
Nyatakan alasan bagi jawapan anda di (a)(i)
…………………………………………………………………………
[ 1 mark ]
(iii) State the method of heat flow in this activity.
Nyatakan cara haba dipindahkan dalam aktiviti ini.
……………………………………………………………………………
[ 1 mark ]
(iv) Give one example of this method of heat flow in nature.
Berikan satu contoh cara pemindahan haba ini dalam alam.
……………………………………………………………………………… [1 mark]
6(a) (i)
6 (a)(ii)
6(a)(iii)
6 (a)(iv)
(b) Diagram 6.2 shows a hot drinks in two different coloured glass cups
Rajah 6.2 menunjukkan satu minuman panas di dalam cawan kaca berlainan
warna
Diagram 6.2
Rajh 6.2
(i) State which drinks get cold faster
Nyatakan mimuman mana yang sejuk lebih cepat
…………………………………………………………………………..
[ 1 mark ]
(ii) Explain how heat is lost.
Terangkan bagaimana haba itu dihilangkan.
……………………………………………………………………………
[ 1 mark ]
6(c)(i)
6(c)(ii)
(d)
Explain why buildings are painted white in tropical country.
Terangkan mengapa bangunan di kawasan tropika dicat putih .
.
………………………………………………………………………………….
…………………………………………………………………………………
[ 2 marks ]
6 ( d)
Total
Glass cup painted white glass cup painted black
Cawan kaca dicat putih Cawan kaca dicat hitam
SECTION B
[ 20 MARKS]
Answer all questions
Jawab semua soalan
7. Diagram 7.1 shows an experiment to study the difference between series circuit and
parallel circuit
Rajah 7.1 menunjukkan satu eksperimen untuk mengkaji perbezaan antara litar bersiri
dengan litar selar
Diagram 7.1(a) Diagram 7.1(b)
Rajah 7.1(a) Rajah 7.1(b)
Observe the transformers in diagram 7.1(a) and 7.1(b)
Perhatikan trasformer dalam rajah 7.1(a) dan 7.2(b)
(a)(i) Based on your observation, state the brightness of the bulbs in circuit
Berdasarkan pemerhatian anda, nyatakan kecerahan mentol dalam litar
7.1(a): ……………………………………………………………………………
7.1(b): ……………………………………………………………………………
[ 2 marks]
(ii) State one inference about the brightness of the bulb.
Nyatakan satu inferens mengenai kecerahan mentol.
………………………………………………………………………………..
[ 1 mark ]
(b) Based on observation in 7(a), predict the brightness of the bulb in diagram 7.1(a)
and 7.1 (b) if one bulb is connected.
Berdasarkan pemerhatian di 7(a), ramalkan kecerahan mentol dalam rajah 7.1(a)
dan 7.1(b) jika satu lagi mentol disambung
Bulb in diagram
Mentol dalam rajah
Brightness
Kecerahan
7.2(a)
7.2(b)
[ 2 marks ]
7 (a)(i)
7 (a)(ii)
7 (b)
(c) Diagram 7.2 show four circuits, P , Q , R and S
Rajah 7.2 menunjukkan empat litar P, Q, R dan S
P Q
Diagram 7.2
Rajah 7.2
Classify circuit P, Q , R and S into
Kelaskan litar P, Q R dan S kepada
Type of circiut
Jenis litar
Series circuit
Litar bersiri
Parallel circuit
Litar selari
[ 4 marks ]
Total
7(c)
8.(a) Diagram 8.1 shows two plants kept under different situation.
Rajah 8.1 menunjukkan pokok yang disimpan dalam keadaan berbeza.
Pokok A Pokok B
Diagram 8.1
Rajah 8.1
(i) State the difference in the condition of the plant after a day if it is not watered
Nyatakan perbezaan keadaan pokok selepas satu hari jika ia tidak disiram.
…………………………………………………………………………………..
[ 1 mark ]
(ii) State one inference based on the observation
Nyatakan satu inferens berdasarkan pemerhatian
…………………………………………………………………………………………
[ 1 mark]
8(a)(i)
8(a)(ii)
Plant A Plant B
(b) Diagram 8.2(a) and 8.2(b) shows an experiment set up by a group of students to
study the factor that affect the rate of transpiration
Rajah 8.2(a) dan 8.2(b) menunjukkan satu eksperimen yang dipasang oleh
sekumpula pelajar untuk mengkaji faktor yang mempengaruhi kadar transpirasi.
(i) Kept in the laboratory
Disimpan dalan makmal
Diagram 8.2(a)
(ii) Kept under moving air
Disimpan di bawah angin
Diagram 8.2(b
8(a)(iii)
Reading of Potometer K Reading of photometer K
at the beginning after 2 hours
Reading of Potometer L Reading of photometer L
at the beginning after 2 hours
Diagram 8.2(b)
Rajah 8.2 (b)
250.0 235.0
250.0 210.0
(i) Based on the observation, record the loss of weight in table 8.3
Berdasarkan pemerhatian, rekodkan kehilangan berat di dalam jadual 8.3
Situation
Keadaan
Loss of weight
Kehilangan berat
Kept in the laboratory
Disimpan dalam makmal
Kept under moving air
Disimpan dibawah angin
Table 8.3 [ 2 marks]
(ii) State the variables involved in the experiment
Nyatakan pembolehubah yang terlibat di dalam eksperimen
Manipulated variables
Pembolehubah dimanipulasi
Responding variables
Pembolehubah bergerakbalas
[ 2 marks]
(iii) Based on table 8.3 , draw a bar chart of loss of weight under different situation.
Berdasarkan jadual 8.3, lukiskan carta bar kehilangan berat dalam keaddan
berlainan
[ 2 marks ]
8(b)(ii)
Weight loss
Kehilangan
berat
8(b)(iii)
In the Under moving Condition
laboratory air Keadaan
Dalam makmal Di bawah angin
8(b)(i)
10
20
30
40
50
60
(c) Based on table 8.3, predict the weight loss if the plant is kept under stronger wind
Berdasarkan jadual 8.3, ramalkan kehilangan berat jika diletakkan dibawah
Angin lebih kuat
…………………………………………………………………………………….
[ 1 mark ]
(d) Based on the graph, state the relation between the loss of weight and the condition
of the surrounding.
Berdasarkan graf, nyatakan hubungan antara kehilangan berat dengan keadaan
persekitaran.
…………………………………………………………………………………………
[ 1 mark ]
(e) Based on the experiment, define ‘the rate of transpiration ’operationally.
Berdasarkan eksperimen,definisikan ‘kadar transpirasi ’secara operasi.
………………………………………………………………………………………
[ 1 mark]
END OF QUESTION PAPER
8(c)
8(d)
Total