Ujian 1 F3 2019.doc

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NAMA: __________________________________________________ KELAS:___________________ TARIKH: ______________________ SMK PASIR GUDANG (2) TAMAN MAWAR 81700 PASIR GUDANG, JOHOR

UJIAN SUMATIF 1- MAC 2019 SAINS TINGKATAN 3 1 JAM Answer all the questions. BAHAGIAN A (10 markah) PART A (10 Marks) 1. Antara berikut, yang manakah merupakan tindakan terkawal? Which of the following is a voluntary action? A. Peristalsis Peristalsis B. Bercakap Talking C. Berpeluh Sweating D. Denyutan jantung Heartbeat 2. Kaji maklumat di bawah. Study the information below. J- Otak Brain L- Saraf tunjang Spinal cord

K- Saraf spina Spinal nerves M- Saraf kranium Cranial nerves

Antara berikut, yang manakah mewakili sistem saraf pusat? Which of the following represent the central nervous system? A. J dan K J dan K B. J dan L J dan L C. K dan M K dan M D. L dan M L dan M

3. Rajah di bawah menunjukkan laluan impuls suatu tindakan. 1

The diagram below shows the impulse pathway of an action. Reseptor Receptor

Saraf tunjang Spinal cord

Efektor Efeptor

Antara laluan berikut, yang manakah akan melalui laluan impuls yang sama? Which of the following actions will pass through the same impulse pathway? A. Bernafas Breathing B. Berfikir Thinking C. Sentakan lutut Knee-jerk reaction D. Berjalan Walking 4. Antara pernyataan berikut, yang manakah betul tentang gerak balas tropisme? Which of the following statement about the tropism responses is correct? A. Pucuk menunjukkan geotropisme negatif dan fototropisme positif. Shoots show negative geotropism and positive phototropism. B. Akar menunjukkan geotropisme positif dan hidrotropisme negatif . Roots show positive geotropism and negative hydrotropism. C. Akar menunjukkan fototropisme positif dan geotropisme negatif. Roots show positive phototropism and negative geotropism. D. Pucuk menunjukkan geotropisme positif dan hidrotropisme positif. Shoots show positive geotropism and positive hydrotropism. 5. Apakah fungsi rerambut pada lapisan di dalam lubang hidung? What is the function of the hairs on the inside lining of the nose? A. Untuk merembeskan mukus yang membantu melembapkan udara To secrete mucus that help to moisten the air B. Untuk melindungi rongga nasal semasa menarik nafas To protect the nasal cavity during inhalation C. Untuk memerangkap partikel asing yang hadir dalam udara sedutan To trap foreign particles present in the inhaled air D. Untuk meningkatkan proses tarikan dan hembusan nafas To enhance the inhalation and exhalation process 6. Apakah faktor-faktor yang memberi kesan kepada kepekaan kulit? What are the factors that affect the sensitivity of the skin? I Bilangan reseptor deria yang hadir The number of sensory receptors present II Ketebalan lapisan epidermis The thickness of epidermis layer III Ketebalan lapisan dermis The thickness of dermis layer 2

A. B. C. D.

I dan II sahaja I dan III sahaja II dan III sahaja I, II, dan III

I and II only I and III only II and III only I, II and III

7. Apakah organ deria yang digunakan oleh orang cacat penglihatan dalam membaca Braille? What sensory organ is used by blind people in Braille reading? A. Kulit Skin B. Hidung Nose C. Mata Eye D. Lidah Tongue 8. Rajah 1 menunjukkan keratan rentas hidung manusia. Diagram 1 shows the cross section of the human nose.

Rajah 1 Diagram 1 Apakah fungsi X? What is the function of X? A. Melembapkan rongga nasal Moistens the nasal cavity B. Menterjemahkan impuls sebagai satu bau Interprets the impulses as a smell C. Mengeluarkan mukus untuk melarutkkan kimia Secretes mucus to dissolve the chemicals D. Mengesan dan menghantar impuls kepada otak Detects and sends the impulses to the brain

9. Antara bahagian sistem respirasi manusia, yang manakah terlibat dalam pertukaran gas? 3

Which part of the human respiratory system is involved in the exchange of gases? A. Trakea Trachea B. Rongga hidung Nasal cavity C. Bronkiol Brochioles D. Alveolus Alveoli 10. Rajah 2 menunjukkan satu jenis had keupayaan penglihatan. Diagram 2 shows a type of sight limitation.

Rajah 2 Diagram 2 What is this sight limitation? Apakah had keupayaan penglihatan ini? A. Bintik buta Blind spot B. Astigmatisme Astigmatism C. Ilusi optik Optical illusion D. Rabun dekat Long-sightedness Hitamkan jawapan bahagian A di ruangan yang disediakan di bawah. Blacken your answer in the space provided below. 1

A

B

C

D

6

A

B

C

D

2

A

B

C

D

7

A

B

C

D

3

A

B

C

D

8

A

B

C

D

4

A

B

C

D

9

A

B

C

D

5

A

B

C

D

10

A

B

C

D

4

BAHAGIAN B 40 markah) PART B (40 Marks) 1. Padankan jenis gerak balas badan manusia dengan situasi yang sesuai. Type of response

Situation

i) Voluntary action

ii) Involuntary action [3 marks] 2.The diagram 3 below shows a huge dog barking towards Najihah, who was walking across a playground.

Diagram 3 a. Mark (√) at the organ/s involved in the responses towards the stimuli above. Nose Eye Ear [2 marks] b. Complete the flow chart below to show the impulse pathway of the responses occur in the situation above. 5

2. A. Label the structure of ear in the diagram 4 below words provided. Oval window

Auditory nerve

iii)

using the

Ossicles

Rajah 4 Diagram 4 [2 markah] [2 marks] a) Rajah 5 di bawah menunjukkan struktur telinga manusia. The diagram 5 below shows the structure of the human ear. J

L

M

N O P

K R

Q

Rajah 5 Diagram 5 Bulatkan dua bahagian dalam telinga yang tidak terlibat dalam pendengaran tetapi memainkan peranan penting dalam keseimbangan badan. 6

Osikel Ossicles

Cuping telinga Pinna

Circle two parts of the ears that are not involved in hearing but play an important role in mantaining balance. [2 markah] [2 marks] b) Rajah 6 di bawah menunjukkan bahagian-bahagian pada lidah. Setiap kawasan pada lidah yang berlabel P, Q, R, S dan T adalah peka kepada rasa yang tertentu, The diagram 6 below shows the parts of the toungue. Each area of tongue labelled P, Q, R, S and T is more sensitive to a certai taste. Label P, Q, R, S dan T untuk menunjukkan bahagian rasa pada lidah manusia. Label P, Q, R, S and T to show the parts of taste on human tongue.

P:

S:

Q: Rajah 6 Diagram 6 [5 markah] [5 marks] c) Lukiskan perubahan saiz pupil manusia dalam situasi yang berikut. Draw the changes in the size of human pupil for the following situations. Saiz pupil normal Normal pupil size

Saiz pupil apabila memasuki bilik yang gelap The size of the pupil when entering a dark room

7

[1 markah] [1mark] 3. a) Nyatakan jenis gerak balas tropisme bagi rangsangan-rangsangan di bawah. State the type of tropism responses for the stimuli below. i. Graviti/ Gravity: ____________________ ii. Sentuhan/ Touch: ____________________ [2 markah] [2 marks] b) Apakah yang dimaksudkan dengan geotropisme positif dan geotropisme negatif? What is the meant by positive geotropism and negative phototropism? ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ [2 markah] [2 marks] c) Beberapa anak benih diletakkan di dalam kotak yang hanya mempunyai satu lubang di bahagian tepinya seperti ditunjukkan dalam rajah 7. Ramalkan keadaan pucuk anak benih selepas beberapa hari. A few seedlings are placed inside a box with a hole at one of its side as shown in the diagram 7. Predict the condition of the shoot of the seedlings after a few days.

Cahaya Light

Anak benih Seedlings

8

Rajah 7 Diagram 7 ________________________________________________________________ ________________________________________________________________ [1 markah] [1mark] 4. Rajah 8 di bawah menunjukkan seekor burung hantu sedang mencari mangsa. The diagram 8 below shows an owl is hunting its prey.

a) Namakan jenis penglihatan yang dimiliki oleh burung hantu tersebut. Name the type of vision of the owl. ________________________________________________________________ [1 markah] [1mark] b) Bagaimana penglihatan burung hantu membantunya dalam pemburuan? Terangkan. How the vision of the owl helps it in hunting? Explain your answer. ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ 9

[2 markah] [2 marks] c) Berikan dua contoh haiwan yang mempunyai jenis penglihatan yang sama seperti burung hantu di atas. Give two examples of animals that have the same type of vision as the owl above. ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ [2 markah] [2 marks] d) Bagaimana penglihatan seekor arnah membantunya dalam kemandirian spesies? Terangkan. How the vision of a rabbit helps it in the survival of its species? Explain your answer. ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ [2 markah] [2 marks] 5. Rajah 9 di bawah menunjukkan sistem respirasi manusia. The diagram 9 below shows the humna respiratory system.

Process X Process X P

` Q R

S

10

Rajah 9 Diagram 9 Masam

a) i. Namakan bahagian berlabel P dan Q. Name the parts labelled P and Q. P: ___________________________________________________________ Q: __________________________________________________________ [2 markah] [2 marks] ii. Kenal pasti proses X yang ditunjukkan dalam rajah di atas. Identify process X shown in the diagram above. _____________________________________________________________ [1 markah] [1mark] iii. Apakah yang akan berlaku kepada isipadu rongga toraks semasa proses X? What will happen to the volume of thoracic cavity during process X? _____________________________________________________________ [1 markah] [1mark]

iv. Berdasarkan rajah di atas, kenal pasti bahagian di bawah dengan menulis huruf P, Q, R, S atau T dalam petak yang disediakan. Based on the diagram above, identify the parts below by writing the letters P, Q, R, S or T in the box provided.

11

Pernyataan statements Sejenis otot yang dikenali sebagai otot interkostal. A muscle which is known as the intercostal muscle. Tiub udara halus yang bercabang dari bronkus. A fine air tubes that branching from the bronchi. Diafragma yang boleh mengecut dan mengendur. The diaphragm which can contract and relax.

Bahagian Parts

[3 markah] [3 marks] b) Lengkapkan peta alir di bawah tentang laluan udara masuk ke dalam peparu manusia dalam mekanisme pernafasan. Complete the flow map below to show the pathway of air in the inhalation mechanism. [3 markah] [3 marks]

iii)

KERTAS SOALAN TAMAT END OF QUESTION

12

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