Soalan Final Pt3 f2

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soalan form 2

Text of Soalan Final Pt3 f2

ANSWER ALL THE QUESTIONSJAWAB SEMUA SOALAN100 Marks/ Markah

Rajah 1/ Diagram 11. Diagram 1 shows the parts of an ear labelled T, U, V and W. Rajah 1 menunjukkan bahagian telinga yang berlabel T,U,V dan W.

a) Names all of the labeled parts.Namakan semua bahagian berlabel tersebut.Part/ BahagianName/ Nama

T

U

V

W

(4 Markah)b) Which part of ear does not play any role in hearing?Bahagian telinga yang manakah yang tidak berperanan untuk mendengar?_________________________________________________________________(1Markah) c) What the function of the part in 1(b)?Apakah fungsi bahagian telinga dalam 1(b)?______________________________________________________________________ (1 Markah)2)Diagram 2 shows the human digestive systemRajah 2 menunjukkan sistem pencernaan manusia

Diagram / Rajah 2.1a) i) Based on the Diagram 2.1, name the organs.Berdasarkan rajah 2.1, namakan organ-organ tersebut.

A______________________B______________________C______________________D______________________ [2 Markah] ii) Name the part in which bile is store. Namakan bahagian di mana hempedu disimpan.

________________________________________________________________________[1 Markah]

b) At which part, the digestion of protein start to occur? Name the the enzyme involved and product produce?Pada bahagian manakah, percernaan protein bermula? Namakan enzim yang terlibat dan produk yang dihasilkan

___________________________________________________________________________________________________________________________________________________________________________________________________________________________ [ 3 Markah]

Diagram/ Rajah 33)Diagram 3 shows an experiment conducted to show the absorption of digested food through a Visking tubing.Rajah 3 menunjukkan eksperiment yang dijalankan untuk menunjukkan penyerapan makanan tercerna melalui tiub Visking i)What is represented by the Visking tubing?Apakah yang diwakili oleh salur Visking?

_________________________________________________________________ [1 markah]ii)What substance diffuses through the Visking tube?Apakah bahan yang meresap melalui salur Visking?

________________________________________________________________ [1 markah]iii)Explain your answer in (b) (ii).Terangkan jawapan anda di (b)(ii). ____________________________________________________________

____________________________________________________________ [2 markah]

c) A students does not take enough roughage in his diet. Predict what will happen if he continues his habit for a long period of time. Explain.Seorang pelajar tidak mengambil pelawas yang cukup dalam gizinya. Ramalkan apa yang akan berlaku jika dia mengamalkan tabiat ini untuk jangka masa yang panjang. Jelaskan.

___________________________________________________________________________

___________________________________________________________________________

_____________________________________________________________________ [2 Markah]4Diagram 4 shows the carbon cycle.Rajah 4 menunjukkan kitar karbon

Diagram / Rajah 4a) Complete the carbon cycle in Diagram 4 with the right reactionLengkapkan kitar karbon dalam Rajah 4 dengan tindak balas yang betul[3 markah]

b) State one functions of plants in the carbon cycle.Nyatakan satu fungsi tumbuhan dalam kitar karbon.

__________________________________________________________________

__________________________________________________________________[1 markah]

c) Based on the carbon cycle, sate two effects of deforestation.Berdasarkan kitar karbon, nyatakan dua kesan penebangan hutan.____________________________________________________________________________________________________________________________________[2 markah]5 Diagram 4 shows a food web in a cabbage farm.Rajah 4 menunjukkan siratan makanan di suatu kebun kubis.

SnailSiput

SiputSnailSiputSnailSiput

Diagram/ Rajah 5d) List all the organisms that act asSenaraikan semua organisma yang merupakan

i. the producer in the food webpengeluar dalam siratan makanan______________________________________________________________[1 markah]

ii. the consumer in the food web pengguna di dalam siratan makanan tersebut______________________________________________________________[1 markah]

e) Based on diagram 5, write one food chain involving the snail.Berdasarkan Rajah 5, tuliskan satu rantai makanan yang melibatkan siput.__________________________________________________________________[1 markah]

f) From Diagram 5, give one pair of organisms that shows the prey-predator relationship.Dari Rajah 5, berikan satu pasangan organisma yang menunjukkan hubungan mangsa-pemangsa.

_________________________________________________________________[1 markah]

g) Suggest one reason why the farmer need not use any pesticide in his farm.Cadangkan satu sebab mengapa pekebun tidak perlu menggunakan sebarang racun perosak di kebunnya.

____________________________________________________________________________________________________________________________________[1 markah]

h) What happens to the equilibrium of the environment if one group of organisms dies?Apakah yang akan berlaku ke atas keseimbangan alam jika satu organisma di dalamnya terhapus?

_________________________________________________________________

_________________________________________________________________[1 markah]

6Diagram 6 indicates the pH of rain that falls on an industrial area.Rajah 5 menunjukkan nilai pH hujan yang turun di satu kawasan perindustrian.

Diagram/ Rajah 6(a)Based on Diagram 6, state whether the rain that falls on all areas are acidic, neutral or alkaline.Berdasarkan Rajah 6, nyatakan sama ada hujan yang turun di semua kawasan adalah berasid, neutral atau beralkali.

_________________________________________________________________________ [1 markah](b)What is the effect of the rainwater in area D on blue litmus paper?Apakah kesan air hujan di kawasan D ke atas kertas litmus biru?

________________________________________________________________________ [1 markah](c)What happen to the iron structures such as bridges and cars in area A?Give one reason to explain this phenomenon.Apa yang berlaku kepada struktur-struktur besi seperti jambatan dan kereta di kawasan A? Berikan satu sebab yang menerangkan fenomena ini.

_______________________________________________________________________

________________________________________________________________________ [2 markah]

(d)The rubber trees in area A do not grow healthily due to the low pH value of the soil. Suggest one way to increase the pH value of the soil.Pokok getah di kawasan A tidak tumbuh dengan subur disebabkan nilai pH tanah adalah rendah. Cadangkan satu cara untuk meningkatkan nilai pH tanah tersebut.

________________________________________________________________________

________________________________________________________________________ [1 markah]

(e)Based on Diagram 6, rain in all areas pollute the river.Berdasarkan Rajah 6, hujan di semua kawasan menyebabkan pencemaran sungai. (i)Predict the effect of pollution on aquatic life in the river.Ramalkan kesan pencemaran terhadap hidupan air di dalam sungai.________________________________________________________ [1 markah]

7. a)Read the statements below carefully. Tick ( ) for the correct statement and ( X ) for the wrong statement.Baca pernyataan di bawah dengan cermat. Tandakan ( ) pada pernyataan yang betul dan (X) pada pernyataan yang salah.

a) The boiling point of distilled water is 100 C and the freezing point is 0CTakat didih air suling suling ialah 100 C dan takat bekunya ialah 0C

b) The composition of water can be determined by a microscope electron.

Komposisi air boleh ditentukan dengan menggunakan mikroskop elekctron.

c) The neutralization process takes place between an acid and an alkali to form salt and hydrogen gas

Proses peneutralan berlaku apabila asid bertindak balas dengan alkali untuk menghasilkan air dan gas hydrogen. (3 Markah)

Diagram/ Rajah 7

b. The diagram 7 above shows the production of substance L. What are represents substances J, K and L? Rajah 7 di atas menunjukkan penghasilan bahan L. Apakah yang mewakili bahan J, K dan L?

J

K

L

( 3 Markah )

8. a)The following safety precautions must be followed when using gases unde high pressure Underline the correct answer.Langkah-langkah keselamatan yang berikut mesti dipatuhi apabila menggunakan gas bertekanan tinggi. Gariskan jawapan yang betul.

i. Place the gas tank ( upright/ downward)Letakkan tangki gas dalam keadaan ( tegak/ terbalik)ii. ( Do not store/ store) the tank gas in an enclosed space.( Jangan simpan/ simpan ) tangki gas di dalam tempat tertutup.

iii. Light a match ( before/ after) turning the gas. Nyalakan mancis (sebelum/ selepas ) membuka gas ( 3 Markah )

b)What happens to a gas that is stores under high pressure?Apa yang akan terjadi kepada gas yang disimpan dibawah tekanan tinggi?................................................................................................................................................................................................................................................................................................(1 Markah)

/ Tin Susu sejat

Diagram/ Rajah 8

c)The condensed milk in the figure shown above is being poured out from a can. Explain why does the milk flow out so easily?Susu sejat dalam rajah di atas dituangkan kelu