NAMA : …………………………………………….. KELAS : …....................................

SMK JENJAROM

PROGRAM PERMATA PMR 2012

AKTIVITI PERMATA PMR 1

SAINS

MODUL 3

1. Diagram 1 shows a section through part of a human head containing sensory organ.Rajah 1 menunjukkan satu bahagian rongga kepala manusia yang mengandungi organ deria.

2. Which part of a plant shows positive phototropism?Bahagian tumbuhan manakah menunjukkan fototropisme positif?A. Root B. Shoot C. Stem D. Fruit

Akar pucuk batang Buah3. The diagram shows a change in size of the

pupil Rajah menunjukkan perubahan saiz pupil

Which of the following action will cause this change? Yang manakah antara tindakan berikut akan menyebabkan perubahan ini ?

A. Reading a book in a dark roomMembaca buku dalam bilik gelap

B. Entering a dark room from a bright roomMemasuki bilik gelap dari sebuah bilik yang terang

C. Taking off glasses in a bright placesMenanggalkan cermin mata di tempat yang terang

D. Looking at distance object after looking at near objectMelihat objek yang jauh selepas melihat objek yang dekat

4. Which of the following sensory organs can detect touch, pain and pressure? Yang manakah antara organ deria berikut dapat mengesan sentuhan , sakit dan tekanan ?

A. Eyes B. Nose C. Ear D SkinMata Hidung Telinga Kulit

5. The Following information shows a type of response of a plant due to a stimulus. Maklumat berikut menunjukkan sejenis tindakbalas tumbuhan terhadap rangsangan.

- shoot grows away from the stimuluspucuk tumbuh menjauhi rangsangan

- enables the plant to obtain water and mineralsmembolehkan tumbuhan mendapatkan air dan mineral

- roots grow towards gravitional attractionakar tumbuh ke arah graviti

Which is the following is the response ?Yang manakah antara berikut adalah tindakbalas itu?

A. Phototropisme B. Geotropisme C. ThigmotropismeD. Hydrotropisme

6. The diagram shows the paths of an impulse after a stimulus received by a skin Rajah menunjukkan laluan impuls selepas rangsangan diterima oleh kulit.

X Z Y Nerve Nerve Stimulus

Which of the following represent X, Y and Z ?X Y Z

A Brain/otak Receptor/reseptor Efektor/efektorB Receptor

/reseptorEfektor/efektor Brain/otak

C Receptor/reseptor Brain/otak Efektor/efektorD Efektor/efektor Brain/otak Receptos/reseptor

7. Which food pyramid is the best guide to plan a balanced diet? Piramid makanan manakh yang paling baik untuk merancang diet seimbang ?

8. The calorific value of rice is 15 kJ/g.Calculate the calorific value in 100g of rice. Nilai kalori nasi ialah 15kJ/g. Kirakan nilai kalori bagi 100g nasi.

A. 15 kJ B. 30 kJ C. 1500 kJ D 3000 kJ

9. The diagram shows organs in a human digestive system. Rajah menunjukkan organ dalam system pencernaan manusia.

Which of the following is the function of X, Y and Z?Yang manakah antara berikut merupakan fungsi X, Y dan Z ?

J K L MA To digest

starchMencernakan kanji

To perform peristalsisMenunjukkan peristalsis

To digest proteinMencernakan protein

To digest fatMencernakan lemak

B To digest starchMencernakan kanji

To digest proteinMencernakan protein

To digest fatMencernakan lemak

To perform peristalsisMenunjukkan peristalsis

C To digest proteinMencernakan protein

To perform peristalsisMenunjukkan peristalsis

To digest fatMencernakan lemak

To digest starch

D To digest proteinMencernakan protein

To digest starchMencernakan kanji

To perform peristalsisMenunjukkan peristalsis

To digest fatMencernakan lemak

10. The diagram shows a boy who is suffering from kwashiorkor disease. Rajah menunjukkan seorang budak lelaki yang menderita penyakit kwashiorkor.

Which of the following is the cause of the disease?Yang manakah antara berikut merupakan punca penyakit itu ?

A. Drinking too much water/ minum terlalu banyak airB. Lack of protein in diet/kekurangan protein dalam dietC. Lack of calcium in diet/kekurangan kalsium dalam dietD. Too much carbohydrate in diet/ terlalu banyak

karbohidrat dalam diet

11. The following information shows the characteristics of a plant. Maklumat berikut menunjukkan ciri-ciri satu tumbuhan.

- fibrous root system akar serabut

- parallel veined leaves daun berurat selari

- one cotyledon in each seeds satu kotiledon pada setiap biji benih

Which plant have these characteristics ?Tumbuhan manakah mempunyai ciri- ciri berikut ?

A. Paddy plant/ pokok padi B. Paddy and balsam plant Padi dan pokok keembungC. Grass and hibiscus plant

Rumput dan pokok bunga rayaD. Balsam plant and hibiscus plant

Pokok keembung dan bunga raya

12. Which of the following groups of animals are cold- blooded? Manakah antara kumpulan haiwan berikut berdarah sejuk ?

A. Pigeon, Elephant, Frog/ burung merak, gajah, katakB. Gold fish, Snake, Frog/ ikan emas, ular, katakC. Elephant, Pigeon, Frog/gajah, burung merak, katakD. Pigeon, Gold fish, Snake/burung merak,ikan emas,

ular13. Which of the following is true about the advantages and the disadvantages of biological control method? Yang manakah antara berikut benar tentang kelebihan dan kelemahan kaedah kawalan biologi

Prey-predatorMangsa -pemangsa

AdvantagesKelebihan

Disadvantageskelemahan

A Frog-larvaeKatak dan larva

Harmful to the environmentBahaya kepada persekitaran

Snake will come to the areaUlar akan datang ke kawasan tersebut

B Snakes –ratsUlar-tikus

Cheap and economicalMurah dan ekonomi

Snakes are dangerous to the workersUlar adalah berbahaya kepada pekerja

C Owls-ratsBurung hantu-tikus

Both animals come at nightKedua-dua haiwan itu datang pada waktu malam

Owls cannot catch the rats at nightBurung hantu tidak dapat menangkap tikus pada waktu malam.

D Fish-larvaeIkan-larva

A cheap method to control larvae

Number of larvae increase

14. Diagram shows one of a human activity. Rajah menunjukkan satu aktiviti manusia.

Why should this activity be stopped?Mengapakah aktiviti ini patut dihentikan?

A. Causes air pollution/ menyebabkan pencemaran udaraB. Increase the humidity in air/ menambahkan

kelambapanair dalam udara C. Destroy the habitat of flora and fauna

Memusnahkan habitat flora dan faunaD. Reduce the percentage of carbon cyle

Mengurangkan peratus kitar karbon

15.Which activity can prevent the hole in the ozone layer from getting bigger? Aktiviti manakah dapat mengelakkan lubang ozon pada lapisan ozon menjadi besar?

A. Replant more trees/ menanam semula pokokB. Avoid the burning of fossil fuel/ elakkan pembakaran

bahan apoi fosilC. Stop using pesticides and fertilizer in farming

Menghentikan penggunaan racun serangga dan baja dalam pertanian.

D. Avoid buying products that contain chlorofluorocarbonMengelakkan pembelian produk yang mengandungi kloroflorokarbon

16. . Diagram shows processes P, Q, R and S that occur in the carbon cycle. Rajah menunjukkan proses-prose P, Q, R, S dan T yang berlaku dalam kitar karbon

Which of the following represent P, Q, R and S ?

Produce carbon dioxideMenghasilkan karbon dioksida

Absorb carbon dioxideMenyerap karbon dioksida

A P,Q R,SB R,S Q,PC P,Q,S RD Q,R,S P,

1. Diagram 1 shows the carbon cycle.Rajah 1 menunjukkan kitar karbon

Diagram 1/ Rajah 1

(a) Complete the carbon cycle in Diagram 1 using processes chosen from the following list:Lengkapkan kitar karbon dalam rajah 1 menggunakan proses-proses yang disediakan dalam senarai berikut.

Photosynthesis Combustion Respiration

Fotosintesis pembakaran respirasi

(b) State two functions of plants in the carbon cycleNyatakan dua fungsi tumbuhan dalam kitar karbon.

i…………………………………………………………

ii…………………………………………………………

(c) Based on Diagram 1, state two effects of deforestation.Berdasarkan rajah 1, nyatakan dua kesan penebangan hutan

i………………………………………………………………..

ii………………………………………………………………(d) ..

2. Diagram 2 shows the human digestive system Rajah 2 menunjukkan system pencernaan manusia

Rajah 2

a) i- label one of the following one of the following structure in diagram 2.

Label mana-mana satu struktur daripada rajah 2

Pancreas Liver Oesophagus Mouth

ii) State one function of the structure in (a) (i). nyatakan satu fungsi struktur di (a)(i) ……………………………………………………………………..

b) A student carried out a food test on sample X. Table 1.2 shows the results of the test. Seorang pelajar menjalankan ujian makanan ke atas sampel X.Jadual 1.2 menunjukkan keputusan ujian.

Food testUjian makanan

Observationpemerhatian

Food classKelas makanan

Sample X is crushed and added with Millon's reagent

Sampel X dipecahkan dan dicampurkan dengan Larutan Reagent.

Red precipitate was formed

Mendakan merah terbentuk

………………….

Sample X tested on filter paper

Sampel X diuji dengan kertas turas

grease spot was formed

tompok gris terbentuk

…………………..

i)Complete Table 1.2 by naming the food classes that are present in sample X/Lengkapkan jadual 1.2 dengan menamakan kelas makanan yang diwakili oleh sampel X

ii) Explain what happens to the food sample X while it is inside structure Q/Nyatakan apakah yang akan berlaku kepada sampel X apabila berada dalam struktur Q?

…………………………………………………………

iii)State what happens to the final product in (b)(ii)./Nyatakan apakah yang berlaku kepada produk akhir di (b) (ii)

…………………………………………………………………………………………………………………..

17. Diagram shows two processes, Q and R, in a plant. Rajah menunjukkan dua proses, Q dan R pada tumbuhan.

Which of the following are represented by P, Q, R and S?Yang manakah antara berikut mewakili P, Q, R dan S ?

P Q R SA Carbon

dioxiderespiration photosynthesi

sOxygen

B Carbon dioxide

photosynthesis respiration oxygen

C Oxygen Photosynthesis respiration Carbon dioxide

D oxygen respiration photosynthesis

Carbon dioxide

18. Diagram 9 shows a habitat occupied by three types of organisms, X, Y and Z. Rajah menunjukkn habitat yang terdiri daripada tiga jenis organism X, Y dan Z.

X

Y

Z

X

Y

Z

X

Y

Z

X

Y

Z

19. The graph shows the number of organisms P, Q, R and S in a habitat. Rajah menunjukkan bilangan organism P, Q ,R dan S dalam satu habitat.

Number of

organism

Type of organism P Q R S

S

P

R

Q

P

S

R

Q

P

R

S

Q

S

R

P

Q

20. What change takes place to water at its freezing point? Apakah yang berlaku kepada air pada takat beku ?

A. Liquid to gas/ cecair kepada gasB. Gas to solid/ gas kepada pepejalC. Solid to liquid/ pepejal kepada cecairD. Liquid to solid/ cecair kepada pepejal

X X X X

X X X X

X X X

A B

C D

organis

A B

CD

3. Diagram 3 shows how human eye can see Rajah menunjukkan bagaimana mata manusia melihat.

(a) i- State one difference between object Q and image I.Nyatakan satu perbezaan antara objek Q dan imej I

…………………………………………………………….

ii) How does the size of the image I change when the eye is 10 cm from object Q? Bagaimanakah saiz imej I berubah apabila mata berada 10cm dari objek Q?

…………………………………………………………………

iii) State one reason for the answer in 1(a)(ii). Nyatakan satu alas an bagi jawapan di(a)(ii)

………………………………………………………………...

(b) b(i) ) Complete Diagram 1.2 to show the formation of an image of a distant object on

the retina of the eye of a short sighted person Lengkapkan rajah 1.2 untuk menunjukkan pembentukan imej pada satu jarak objek di retina mata bagi orang yang rabun dekat.

Diagram 1.2

(ii) What causes the situation in Diagram 1.2 to happen? Apakah yang menyebabkan situasi pada rajah 1.2 berlaku?

………………………………………………………………..

………………………………………………………………..

(iii) How can the situation in Diagram 1.2 be corrected? Bagaimanakah situasi di atas dapat dibetulkan ?

……………………………………………………………..

4. Diagram 4 shows two different type of labeled P and Q Rajah 4 menunjukkan dua jenis tumbuhan yang berlabel P dan Q.

Plant P Plant Q

a) State the group of plantNyatakan kumpulan tumbuhan

P : ……………………………………..

Q :……………………………………..b) Complete the table to shows the characteristics of

the plant P and Q.Lengkapkan jadual bagi menunjukkan ciri-ciri tumbuhan P dan Q.

CharacteristicsCiri-ciri

Plant P Plant Q

LeavesDaun

Root

akar

c) Based on diagram 4 state one similarity between plant P and Q.Berdasarkan rajah 4, nyatakan satu persamaan antara tumbuhan P dan Q.