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PPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIBIOLOGYFORM 4

MODULE 7PPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIPPSMIDYNAMIC ECOSYSTEM

MODULE 7: DYNAMIC ECOSYSTEM

Arahan:

1. Modul ini mengandungi tiga puluh soalan. Semua soalan adalah dalam bahasa Inggeris.

2. Modul merangkumi enam konstruk yang diuji

K3 - Memahami istilah sains dalam bahasa Inggeris

K5 - Menguasai konstruk pengetahuan

K6 - Menguasai konstruk kefahaman

K7 - Menguasai konstruk kemahiran

K8 - Mengungkapkan idea/informasi dalam bahasa InggerisK10 - Memahami pengajaran dan pembelajaran dalam bahasa Inggeris

3. Murid hendaklah menulis maklumat diri dalam kertas jawapan objektif disediakan. Murid juga perlu memastikan maklumat konstruk, nombor soalan dan jumlah soalan seperti yang dibaca oleh guru di dalam ruangan disediakan dalam kertas jawapan objektif sebelum ujian.

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

Antara berikut, yang manakah haiwan?

A.Pokok

B.KambingC.Kereta

D.Pen

5. Untuk soalan subjektif, jawapan hendaklah ditulis pada kertas berasingan yang disediakan oleh guru.6. Bagi soalan 26 hingga 30, murid hendaklah mendengar arahan daripada guru.7. Jawab semua soalan.

Modul ini mengandungi 19 halaman bercetak Figure 1 shows a remora fish attaches to the skin of a shark.

Name a type of relationship shown in figure 1.A Commensalism

B Mutualism

C Paratism

D Saprophytism

The pioneer species occupy an area or newly formed land previously unoccupied by living organisms

The statement above refers to

A Population

B Colonisation

C Succession

D Competition

1 The non-living components such as pH, temperature, light intensity, humidity and microclimate in a ecosystem are known as____________

A Biotic compenents

B Abiotic components

C Biodiversity

D Climax community2 The relationship that one organism will get the benefit and the other is harmed is refer asA commensalism

B mutualism

C parasitism

D saprophytism3 A natural environment where organisms live is known as

A community

B habitat

C niche

D population

4 Which of the following is biotic component ? A pH value

B Light intensity

C Humidity

D Consumer

Grass grasshoppers frogs snakes

The relationship above shows a sequence of organism which energy is transfered. In this sequence, grass is known as

A producers

B primary consumers

C secondary consumers

D tertiary consumers

5 Figure 2 shows a mangrove plant.

What is structure S?

A Stilt root

B Knee root

C Buttress root

D Tap root

6 Which of the following organisms is classified in the Kingdom Fungi ?

AC

Vibrio choleraeAmoeba sp.

BD

Yeast cellsDiplococcus pneumoniae

7 The scientific name based on the Linnaeus Binomial System for oil palm is Elaeis guineensis The word Elaeis refers to

A Species

B Genus

C Family

D Order

8 Which of the following may affect the distribution of organism?

I temperature

II topography

III humidity

IV light intensity

A I and II only

B II and IV only

C I,II and III only

D I,II,III and IV

9 What is a producers?

A Organism that obtain their energy by eating primary consumer

B Organisms that use light energy to synthesise food

C They meet their needs for energy by feeding on another organism

10 Figure 3 shows the organisms P and Q.

Name the feeding method for P and Q.

PQ

A

B

C

DAutotrophic

Saprophytic

Holozoic

ParasiticParasitic

Parasitic

Saprophytic

Heterotrophic

Figure 4 shows type of interaction between mushroom and decaying trunk of a tree. What is the most important role of mushroom?A To compete absorption of food with the tree trunk

B To produce food through the process of photosynthesis

C As a decomposer to increase the humus content of the earth11 Figure 5 above shows a _______________.

A Food Chain

B Food Web

C Interaction

D Pyramid numbers

Figure 6 shows a process which leads to a stable community to environment.

What is M ?

A Succession environment

B Pioneer species

C Climax community

D Colonisation community

12 Which of the following process does not cause the loss of energy in a food chain?

A Respiration

B Growth

C Photosynthesis

D Excretion

Figure 7 shows growth curves of two species of Paramecium which being cultured together. Interaction between species A and B is known as

A Commensalism

B Saprophytism

C Interspecific competition

D Intraspecific competition

13 Table 1 shows the result of an experiment to study the population of flamingo in a swamp area.

SampleNumber

First samplingFlamingo caught, marked and

Released80

Second samplingTotal flamingo caught

Marked flamingo that are caught120

25

Table 1

What is the approximate size of flamingo population in the swamp area?

A 17

B 38

C 225

D 384

Figure 8 shows five similar quadrats T1,T2,T3,T4 and T5 covered by Mimosa pudica on the field area. Estimate the percentage coverage of the species.

A 52%

B 64%

C 72%

D 78%

14 Figure 9 shows the result of the distribution of two species of plants P and Q in 10 different quadrats of the same size 1m x 1m .

0 0 0

X

X

0

0 0 X0 0

XXX

X0

X X 0X X X

X

X X

0 0 0

0 0 0X X

0 0

X X0

0 0 X

0 0 00 0

X X 0

0 X 0 X

X

Key 0 10 individual of PX 10 individual of Q

What is the frequency percentage of species P?

A 90 %

B 80 %

C 70 %

D 60 %

15 Figure 10 at the below shows the exercise flow from producer to secondary consumer.

If 90% energy is lost from producer to the primary consumer,what is the total energy in producer R and Secondary consumer S ?

R (kJ)S (kJ)

A10 000100

B10 00010

C9000100

Figure 11 shows the graph of population density of a predator and its prey against time.Explain the graph pattern.

________________________________________________________________________________________________________________________________

Figure 12 shows a process occur in a pond.

Explain what happen during stages P and Q before the formation of primary forest.

________________________________________________________________________________________________________________________________________________________________________________________________

16 Construct a food web by using the following organisms .

GrasshopperPlantRabbitEagleSnake

Figure 13 shows a nitrogen cycle. Based on the figure above, explain why Leguminous plants are always included when farmers practice crop rotation.

Answer:

________________________________________________________________________________________________________________________________________________________________________________________________

Question 26 to 30.

Listen to the teacher instructions and follow the instructions given. Then Answer the question.

17 Instruction : Teacher explain the facts and read the question.Answer:

________________________________________________________________________________________________________________________________________________________________________________________________

18 Instruction : Teacher explain the facts and read the question.

Answer:

________________________________________________________________________________________________________________________________________________________________________________________________

19 Instruction : Teacher explain the facts and read the question.Answer:

________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

20 Instruction : Teacher read / explain the facts

Answer:

END OF QUESTION PAPER

Sea

Low tide

Modul: 7

Nama Sekolah:

Nama Pelajar:

8

7

6

5

4

10

3

2

9

1

4

4

4

6

7

5

27-30

23-26

19-22

13-18

6-12

1-5

K10

K8

K7

K6

K5

K3

Kegunaan Guru

Bilangan Soalan

Gagal Dijawab

Jumlah Soalan

No. Soalan

Konstruk

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

15

14

13

12

11

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

10

9

8

7

6

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

5

4

3

2

1

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

40

39

38

37

36

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

35

34

33

32

31

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

45

44

43

42

411

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

50

49

48

47

46

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

60

59

58

57

56

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

55

54

53

52

511

KEMENTERIAN PELAJARAN MALAYSIA

KERTAS JAWAPAN OBJEKTIF

Ujian Diagnostik

SILA HITAMKAN JAWAPAN DI BAWAH MENGIKUT HURUF JAWAPAN YANG ANDA PILIH

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

Mata Pelajaran: BIOLOGI

Tahun/ Tingkatan : 4

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

30

29

28

27

26

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

25

24

23

22

21

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

B

A

E

D

C

High tide

FIGURE 13

Rhizobium sp.

Fixation by nitrogen fixing bacteria (nodules of leguminous plants)

Fertilizers (NH4+, NO3-)

Atmospheric fixation

(NO2-)

Reservoir of nitrogen in atmosphere N2

B

A

20

19

18

17

16

Nitrobacter sp.

Nitrosomonas sp.

Denitrifying bacteria

Nitrates (NO3-)

Ammonia (NH3)

Ammonium (NH4+)

Decomposers

(bacteria /fungi)

Nitrites (NO2-)

Dead organisms,

Animal waste

FIGURE 12

cattails

sedges

Woody plants

Herbaceous plants

Primary forest

MINISTRY OF EDUCATION MALAYSIA

Floating plants

Submerged plants

Submerged plants

Emergent plants

(sedges)

Q

Floating plants

P

Submerged plant

FIGURE 11

Key prey

Predator

Time (months)

Population size of prey

30 % used for Primary consumer respiration

FIGURE 10

Primary consumer

1 000 kJ

Producer R

60 % loss in

Its faeces

Secondary consumer

S

FIGURE 9

FIGURE 8

Coverage of

Mimosa pudica

Key:

T5 : 1.0 m2

T4 : 0.9 m2

T3 : 0.8 m2

T2 : 0.4 m2

T1 : 0.1 m2

1 m

1 m

D

FIGURE 7

B

A

Time (day)

Relative population density

FIGURE 6

M

Dominant sp

(shrubs)

Successor sp

(herbaceous plants)

Pioneer species

(grass)

Base ground

FIGURE 5

birds

caterpillars

plant

grasshopper

frog

snake

mushroom

FIGURE 4

trunk

Q

P

FIGURE 3

E

C

B

A

FIGURE 2

S

FIGURE 1

Remora

Shark

remora

shark

PAGE 3