STUDENT'S COPY MODULE 8.pdf

8/14/2019 STUDENT'S COPY MODULE 8.pdf

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BIOLOGY

FORM 4

MODULE 8

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ENDANGERED ECOSYSTEM

MINISTRY OF EDUCATION MALAYSIA


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MODULE 8: ENDANGERED ECOSYSYTEM

Arahan:

1. Modul ini mengandungi dua puluh lima soalan. Semua soalan adalah dalam

bahasa Inggeris.

2. Modul merangkumi enam konstruk yang diuji

K3 - Memahami istilah sains dalam bahasa InggerisK5 - Menguasai konstruk pengetahuanK6 - Menguasai konstruk kefahaman

K7 - Menguasai konstruk kemahiranK8 - Mengungkapkan idea/informasi dalam bahasa InggerisK10 - Memahami pengajaran dan pembelajaran dalam bahasa Inggeris

3. Murid hendaklah menulis maklumat diri dalam kertas jawapan objektifdisediakan. Murid juga perlu memastikan maklumat konstruk, nombor soalan dan

jumlah soalan seperti yang dibaca oleh guru di dalam ruangan disediakan dalamkertas jawapan objektif sebelum ujian.

4. Bagi soalan objektif, anda perlu menandakan jawapan dengan menghitamkanpilihan jawapan pada pilihan jawapan A , B , C atau D pada kertas jawapan

objektif.

Contoh:

Antara berikut, yang manakah haiwan?

A. Pokok B. Kambing C. Kereta D. Pen

5. Untuk soalan subjektif, jawapan hendaklah ditulis pada kertas berasinganyang disediakan oleh guru

.6. Bagi soalan 24 hingga 25, murid hendaklah mendengar arahan daripada guru.

7. Jawab semua soalan.

Modul ini mengandungi 12halaman bercetak

DA B C E


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1 All members of a species disappear from Earth are known as______________.

A extinct.

B non-renewable.

C endangered.D threatened.

2 Biochemical oxygen demand (BOD) refers to

A amount of organic waste matter use by microorganisms in the water

B amount of oxygen in water produced by microorganisms in Decomposition

C amount of dissolved oxygen taken up by microorganisms that composed

organic waste matter in water.

3

The above statement refer to

A Greenhouse effect

B Thermal pollution

C Climatic change

D Global warming

4 Which of the following gases traps the most heat from sun and causes the greenhouse effect?

A Methane

B Carbon dioxide

C Carbon monoxide

D Chlorofluorocarbons

Heat is trapped in the atmosphere,the Earths average temperature rises.


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5 Which of the following are the atmospheric pollutant produces from the burning ofvehicle fuels.

A soot, lead, carbon monoxide

B haze, lead, carbon monoxide

C soot, mercury, oxides of nitrogen

D haze, mercury, oxides of nitrogen

6 Which of the followings is an example of renewable energy?

A Petrol

B Diesel

C Biomass

D Charcoal

7 Figure 1 shows an industrial area

Which of the following steps should be taken to reduce air pollution?

A Direct the chimneys to rural area

B Shorten the chimneys

C Fit filters at chimneys

D Close the chimneys

FIGURE 1


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8 Which of the following is the correct sequence representing the stages in ozonedepletion

I CFCs releasing chlorine atoms

II Chlorine atoms react with ozone molecules

III CFCs break down with the present of Ultraviolet radiations

IV Chlorine monoxide molecules combine with oxygen atoms and release

oxygen molecules

A III, I, II, IV

B III, IV, I, II

C I, II, III, IV

D I, II, IV, III

9 Which of the following substances are contributing to eutrophication?

A lead and zink

B chloride and sulphate

C phosphate and nitrate

D ammonia and sodium

10 All the following effects is due to thermal pollution, except

A a rise in the air temperature

B a rise in the temperature of water

C a rise in the pH of soil

D a reduction in the oxygen content dissolved in the water


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11 The following events happen when fertilisers from agricultural lands leached outinto lakes or rivers.

P algal bloomQ depletion of oxygen

R BOD value increaseS rapid growth of microorganisms in water

Which of the following sequences is correct about the events.

A P --------- R ---------- Q ---------- S

B ---------- S ---------- Q ---------- R

C Q ---------- P ---------- R ---------- S

D Q ---------- S ---------- P ---------- R

12 Which of the following are the sources of air pollution?

A Dumpsite

B Mangrove swamp

C Plantation area

D Old mining pond

13 Which of the following environmental phenomenon describe greenhouse effect

A B C


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14 Figure 2 shows a human activity.

Which of the following are the effects of the activity?

I Soil erosion

II Flash flood

III Water pollution

IV Green house effect

A I and II only

B II and III only

C I, II and III only

D II, III and IV only

15 The phenomenon of eutrophication takes place in rivers near to housing estatesbecause

A of the disposal of rubbish

B of the disposal of used cooking oil

C of the disposal of nitrogenous and phosphorus wastes

FIGURE 2


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16 A river has been polluted by sewage. Compared with unpolluted water, the waterin this river has

A more fish

B fewer bacteria

C less BOD value

D more nitrogen compounds

17 What is the advantage of using pesticide compared to biological control?

A Its effects is immediate

B It is not harmful to human

C It kills many types of insects

D It increases the immunity of the pests

18 Which of the following graphs shows the effect of pollution by domestic sewageon the amount of oxygen dissolved in a river?

A C

B D


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19 The figure 3 shows the changes in concentration of substances X and Y in apolluted river water.

What are substances X and Y?

X Y

A Oxygen Nitrogenous compounds

B Nitrogenous compounds Oxygen

C Carbon dioxide Nitrogenous compounds

D Nitrogenous compounds Carbon dioxide

Distancedownstream (km)

Concentration %dissolved oxygen

Dischargeof domesticsewage

X Y

FIGURE 3


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20 Use Figure 4 to answer questions 20 and 21.

Figure 4 shows the concentration of dissolved oxygen and BOD value in a riverafter the presence of raw sewage at point X.

Base the Figure above, which of the followings is correct?

A The concentration of dissolved oxygen immediately increase at thedistance of 10 km from point X

B The lowest BOD value occur at the distance of 25 km from point X

C The concentration of dissolved oxygen and the BOD value are the sameat the distance of 40 km from point X

D The BOD value return to its original level at the distance of 50 km frompoint X

BOD

Distance downstream(km)

Concentration % dissolved oxygen

X 10 20 30 40 50

FIGURE 4


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21 Base on Figure 4, state the relationship between BOD and the concentration ofdissolved oxygen in the river. ( 3 marks )

...

...

22 Use Figure 5 to answer question 22 and question 23.

Figure 5 shows the stages in the formation of acid rain.

Rain water with pH value 4.5

Based on Figure 5 describe the formation of acid rain. (3 marks)

...

FIGURE 5


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23 Based on Figure 5 explain the effect of acid rain.(2 marks)

...

Question 24 to 25.Listen to the teacher and follow the instructions given. Then, answer thequestion.

24 Name greenhouse gases.

...

25 What is sustainable development ?.

...

END OF THE QUESTIONS


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A B C D E

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Tahun/ Tingkatan : 4 Mata Pelajaran: BIOLOGI

GUNAKAN PENSIL 2B ATAU BB SAHAJA.TENTUKAN TIAP-TIAP TANDA ITU HITAM DAN MEMENUHI KESELURUHAN RUANG.PADAMKAN HINGGA HABIS MANA-MANA TANDA YANG ANDA UBAH

SILA HITAMKAN JAWAPAN DI BAWAH MENGIKUT HURUF JAWAPAN YANG ANDA PILIH

KEMENTERIAN PELAJARAN MALAYSIA

KERTAS JAWAPAN OBJEKTIF

Ujian Diagnostik

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Konstruk No. Soalan JumlahSoalan

Bilangan SoalanGagal Dijawab

Kegunaan Guru

K3

K5

K6

K7

K8

K10

1-4

5-11

12-15

16-20

21-23

24-25

4

7

4

5

3

2

1

9

2

3

10

4

5

6

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Nama Pelajar:

Nama Sekolah: Modul: 8

STUDENT'S COPY MODULE 8.pdf

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