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Part BBahagian B

[ 20 marks ]/ [ 20 markah ]

1. Azmi made three bread dough by using different amount of yeast. Diagram 1 shows the size of dough at the end of the experiment.Azmi membuat tiga doh roti dengan menggunakan jumlah yis yang berbeza. Gambarajah I menunjukkan saiz doh yang diperhatikan pada akhir eksperimen.

Amount of yeast added

Jumlah yis yang ditambahSize of dough

Saiz doh

1 teaspoon of yeast1 sudu yis

2 teaspoons of yeast2 sudu yis

3 teaspoons of yeast3 sudu yis

Diagram 1/ Rajah 1

(a) What is the purpose (aim) of this investigation?Apakah tujuan penyiasatan ini?

………………………………………………………………………………

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

(b) State one information gathered in this investigation.

Nyatakan satu maklumat yang dikumpul dalam penyiasatan itu.

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

(c) Predict what will happen if yeast is not added to the dough.Ramalkan apa akan berlaku sekiranya yis tidak dimasukkan ke dalam doh?.

…………………………………………………………………………….. [1mark] [1 markah](d) Write one hypothesis that can be made in the investigation.

Tuliskan satu hipotesis yang boleh dibuat dalam penyiasatan ini.

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

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

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2 Table 1 shows the number of sparrows that can be found in a paddy field. Jadual 1 menujukkan bilangan burung pipit yang boleh dijumpai di sawah padi.

MonthBulan

Number of sparrows Bilangan burung pipit

JanuaryJanuari

1500

FebruaryFebruari

1300

MarchMac

1100

AprilApril

1000

Table 1Jadual 1

(a) What is the purpose (aim) of this investigation?Apakah tujuan penyiasatan ini?

……………………………………………………………………[1mark]

……………………………………………………………………[1 markah]

(b) What is the trend of changes in the number of sparrows from January to April?

Apakah corak perubahan bilangan burung pipit dari bulan Januari hingga April ?

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

(c) Give one reason (inference) for the trend of changes in the number of sparrows that

you have stated in (b) ?Beri satu sebab (inferens) tentang corak perubahan bilangan burung pipit yang kamu nyatakan di (b).

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

(d) Predict the number of sparrows in May?

Ramalkan bilangan burung pipit dalam bulan Mei?

…………………………………………………………………………[1 mark ]

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

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3 Diagram 2 shows the cross section of a fruit.Rajah 2 menunjukkan keratan rentas bagi sejenis buah.

P

Diagram 2 Rajah 2

(a) Predict the dispersal agents of fruit P?Ramalkan agen pencaran bagi buah P?

___________________________________________________________________ [1 mark] [1 markah]

(b) Name another fruit that have the same way of dispersal as the fruit P?.Namakan satu lagi buah yang mempunyai kaedah pencaran yang sama seperti buah P?.

__________________________________________________________________ [1 mark] [1 markah]

(c) State a characteristics that help the fruit to be dispersed. Nyatakan satu ciri-ciri buah ini yang membantu ia untuk dipencarkan.

______________________________________________________________

[ 1 marks] [1 markah]

(d) Give a reason why plant need to dispersal their seeds or fruit?Berikan satu sebab mengapa tumbuhan perlu memancarkan biji benih atau buahnya?

__________________________________________________________________ [1 mark] [1 markah]

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4. Fauziah measured the area covered by mould growing on a plate of rice for three days. The results are shown in the bar chart.

Diagram 3/ Rajah 3

(a) What is the purpose (aim) of this investigation?Apakah tujuan penyiasatan ini?

………………………………………………………………………………………{1 mark}

…………………………………………………………………………………….{1 markah}

(a) What is the trend of the area covered by mould?Apakah corak perubahan bagi luas kawasan yang dilitupi kulat ?

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

(c) What is the relationship (hypothesis) between the area covered by mould and the number of days?Apakah hubungan antara luas kawasan yang dilitupi kulat dan paras bilangan hari?

....................................................................................................................... [1 mark]

......................................................................................................................[1 markah]

(d) Give a reason for your answer in (c). Berikan satu sebab bagi jawapan anda di (c)?

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

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5. Table 3 below shows the number of pupils of Sekolah Kebangsaan Teluk Belanga having disease Y from day 1 to day 5.Jadual 3 di bawah menunjukkan bilangan murid Sekolah Kebangsaan Teluk Belanga yang menghidapipenyakit Y dari hari pertama sehingga hari ke-5.

DayHari

Number of pupils having disease YBilangan murid

menghidap penyakit Y

1 8

2 12

3` 16

4 20

5 24

Table 3 Jadual 3

(a) What is the trend of changes in the number of number of pupils having disease Y from day 1 to day 5? Apakah corak perubahan bilangan bilangan murid yang menghidap penyakit Y dari hari

pertama ke hari ke 5?

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

(b) Give a reason for your answer in (a). Berikan satu sebab bagi jawapan anda di (a)?

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

(c) State Nyatakan

(i) what is changed (manipulated variable):apa yang diubah (pemboleh ubah dimanipulasi).................................................................

(ii) what is observed (responding variable): apa yang diperhatikan (pemboleh ubah bergerak balas):

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

END OF THE QUESTIONS KERTAS SOALAN TAMAT

Prepared by, Checked by, Approved by,

…………………………… ........................................... ..............................................(Guru Sains Tahun 5) PN NOOR SAHASLIZA BT SAIDIN PN MINAH BT ALI

(Ketua Panitia Sains) (Guru Penolong Kanan 1)