Mrsm Spm Trial 2009 Bio Paper 3

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4551/3 NO. KAD PENGENALAN NO. MAKTAB

4551/3

Biologi Kertas 3 September 2009 1 ½ Jam

MAKTAB RENDAH SAINS MARA

PEPERIKSAAN PERCUBAAN SIJIL PELAJARAN MALAYSIA 2009

BIOLOGY Paper 3 One hour and thirty minutes 4 5 5 1 3

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU 1. Tulis nombor kad pengenalan dan nombor maktab anda pada ruangan yang disediakan. 2. Kertas soalan ini adalah dalam dwibahasa. 3. Soalan dalam bahasa Inggeris mendahului soalan yang sepadan dalam bahasa Melayu. 4. Calon dibenarkan menjawab keseluruhan atau sebahagian soalan sama ada dalam bahasa Inggeris atau bahasa Melayu. 5. Calon dikehendaki membaca maklumat di halaman belakang kertas soalan ini.

Untuk Kegunaan Pemeriksa Kod Pemeriksa : Markah Markah Soalan Penuh Diperoleh 1 33 2 17 50 Jumlah

Kertas soalan ini mengandungi 15 halaman bercetak dan 1 halaman tidak bercetak 4551/3 © 2009 Hak Cipta Bahagian Pendidikan &Latihan (Menengah) MARA

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Answer all questions. Jawab semua soalan 1. A group of students carried out an experiment to investigate the effect of the altitude of the area on the length of the pea pods. The pea plants were grown in highland and lowland areas. Sekumpulan pelajar telah menjalankan kajian untuk mengkaji kesan altitud sesuatu kawasan terhadap panjang buah kacang. Pokok kacang tersebut ditanam di kawasan tanah tinggi dan kawasan tanah rendah. Diagram 1 shows an example of how the length of a pea pod was measured. Rajah 1 menunjukkan contoh bagaimana ukuran panjang buah kacang diambil.

75mm 1

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Ruler Pembaris

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Diagram 1 Rajah 1 Table 1 (a) shows five pea pods obtained from pea plants cultivated in a highland area. Jadual 1 (a) menunjukkan lima buah kacang yang diperoleh dari pokok kacang yang ditanam di kawasan tanah tinggi. Area Kawasan

Pea pods buah kacang 3

1

Length (mm) Panjang (mm)

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Highland Tanah tinggi

A ……………... B ……………... C

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D

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E

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Table 1 (a) / Jadual 1(a) 4551/3 © 2009 Hak Cipta Bahagian Pendidikan & Latihan (Menengah) MARA

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Table 1 (b) shows five pea pods obtained from pea plants cultivated in a lowland area. Jadual 1 (b) menunjukkan lima buah kacang yang diperoleh dari pokok kacang yang ditanam di kawasan tanah rendah. Area Kawasan

Pea pods Buah kacang 1

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Lowland Tanah rendah

Length (mm) Panjang (mm)

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P

……………...

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Q

R

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S

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T 1

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Table 1 (b) Jadual 1 (b)

(a)

Record the length of each pea pod in Table 1(a) and Table 1 (b) Catatkan panjang setiap buah kacang dalam Jadual 1(a) dan Jadual 1(b). [3 marks] [3 markah]

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SULIT (b)

(i)

State one observation that can be made each from Table 1 (a) and Table 1 (b). Nyatakan satu pemerhatian yang boleh dibuat daripada setiap Jadual 1(a) dan Jadual 1(b).

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Observation 1: Pemerhatian 1: ….....……………………………………………….……………………….….. ………………………………………………………….……………………… Observation 2: Pemerhatian 2: …………………..…………………………………..………………………… ……………………..…………..……………………………………………… [3 marks] [3 markah] (ii)

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State the inference for each observation made in (b) (i). Nyatakan inferens daripada setiap pemerhatian di (b) (i).

Inference for observation 1: Inferens untuk pemerhatian 1: …………………...……………….….…………………..……………..…… ………………………..……………………………………………………… Inference for observation 2: Inferens untuk pemerhatian 2: …………………………………. …….………………..……...…………….. …..…………………………………………………………………………… [3 marks] [3 markah]

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SULIT (c)

Complete Table 2 based on this experiment. Lengkapkan Jadual 2 berdasarkan eksperimen ini. Variables Pemboleh ubah

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Method to handle the variable Cara mengendali pembolehubah

Manipulated variable: Pemboleh ubah dimanipulasi: ………………………………....

…………………………………..……..

…………………………………

……………….…………………………

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…..……………………………………

Responding variable: Pemboleh ubah bergerak balas: ………………………………....

…………………………………….....…

…………………………………

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Constant variable: Pemboleh ubah dimalarkan: ………………………………....

……………………………………….…

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………………………………………… Table 2 Jadual 2 [3 marks] [3 markah]

(d)

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State the hypothesis for this experiment. Nyatakan hipotesis bagi eksperimen ini. ……………………………………………………………………………………… ……………………………………………………………………………………… ……………………………………………………………………………………… [3 marks] [3 markah]

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SULIT (e)

(i)

Based on Table 1 (a) and Table 1 (b), construct a table and record the data obtained from this experiment. Berdasarkan Jadual 1(a) dan Jadual 1 (b), bina satu jadual dan rekodkan data yang diperoleh dari eksperimen ini.

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Your table should have the following aspects: Jadual anda hendaklah mengandungi aspek-aspek berikut:


Altitude of the area Altitud kawasan




Total length of the pea pods Jumlah panjang semua kacang




Average length of the pea pods Purata panjang kacang

[3 marks] [3 markah]

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SULIT (ii)

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Use the graph below to answer this question. Gunakan graf di bawah untuk menjawab soalan ini. Using the data in (e) (i), draw a bar chart to show the relationship between the altitude of the area and the average length of the pea pods. Dengan menggunakan data dalam (e) (i), lukis carta bar untuk menunjukkan hubungan antara altitud kawasan dengan purata panjang kacang.

[3 marks] [3 markah]

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SULIT (f)

8 Based on the bar chart in (e) (ii), explain the relationship between the average length of the pea pods and the altitude of the area where the pea plants were planted. Berdasarkan kepada carta bar di (e) (ii), terangkan hubungan antara purata panjang kacang dan altitud kawasan di mana pokok kacang ditanam.

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…………………..…………..……………………………………………….……..... ………………………………………………………………………………………... ………………………………………………………………………………………... [3 marks] [3 markah]

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(g) Based on the experiment, define the term variation. Berdasarkan eksperimen ini, berikan definisi variasi. ……………………………………………..……………………………………......... ………………………………………..……………………………………..………... …………………………………………..…………………………………….……… [3 marks] [3 markah]

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(h) If the plants from the lowland area are planted in a dark room in the laboratory for one month, predict the average length of the pea pods that will be obtained. Explain your prediction. Jika pokok kacang dari kawasan tanah rendah ditanam dalam bilik gelap makmal selama satu bulan, ramalkan purata panjang kacang yang akan diperoleh . Terangkan ramalan anda. …………………..………….……..………………………………………………….. ………………………………………………………………………………………... ………………………………………………………………………………………... [3 marks] [3 markah]

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(i)

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The following is a list of biotic and abiotic factors. Berikut ialah senarai faktor-faktor biosis dan abiosis Water content, temperature, sunlight, caterpillar, magnesium ions, pea plants, aphids. Kandungan air , suhu, cahaya matahari, beluncas, ion magnesium, pokok kacang pea, kutu daun. Classify these factors in Table 4. Klasifikasikan faktor-faktor ini dalam Jadual 4 Biotic factors Faktor biosis

Abiotic factors Faktor abiosis

Table 4 Jadual 4 [3 marks] [3 markah]

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2. The Diagram 2 shows the formation of simpler molecules from carbohydrates contained in rice. Rajah 2 menunjukkan pembentukan molekul yang lebih ringkas daripada molekul karbohidrat yang terkandung dalam nasi.

Salivary amylase Amilase dalam air liur Simpler molecules Molekul ringkas

Carbohydrate Karbohidrat Diagram 2 Rajah 2

By using the above information, plan a laboratory experiment to investigate the action of salivary enzyme on rice. Dengan menggunakan maklumat di atas, rancang suatu eksperimen makmal untuk menyiasat tindakan enzim di dalam air liur terhadap nasi. The planning of your experiment must include the following aspects: Perancangan eksperimen anda harus merangkumi aspek-aspek berikut: • • • • • • • • •

Problem statement Pernyataan masalah Aim of investigation Objektif kajian Hypothesis Hipotesis Variables Pembolehubah List of apparatus and materials Senarai radas dan bahan Technique used Teknik yang digunakan Experimental procedure or method Kaedah atau prosedur eksperimen Presentation of data Persembahan data Conclusion Kesimpulan [17 marks] [17 markah] END OF QUESTION PAPER KERTAS SOALAN TAMAT

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SPACE FOR ANSWERS Section:..............................................

Question no:.............................................

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SPACE FOR ANSWERS Section:..............................................

Question no:.............................................

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SPACE FOR ANSWERS Section:..............................................

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SPACE FOR ANSWERS Section:..............................................

Question no:.............................................

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