Jawab semua soalan.Answer all questions.

1. Isikan tempat kosong pada rajah di bawah untuk menunjukkan laluan dari rangsangan kepada gerak balas selepas telinga mnerima rangsangan.Fill in the blank in the diagram below to show the pathway from stimulus to response after a stimulus is received by the ears.SarafNerves

SarafNervesOrgan deriaSensory organ

[ 3 markah ]a) Berikan dua contoh efektor.Give two examples of effectors.i) ___________________________________________________________________ii) ___________________________________________________________________[ 2 markah ]2. a) Labelkan rajah dengan menggunakan perkataan yang betul. Label the diagram by using the right words.

[ 5 markah ]b) Nyatakan fungsi bahagian P,Q,R,S dan T.State the function of parts P,Q,R,S and T.P:____________________________________________________________________Q:___________________________________________________________________R:____________________________________________________________________S:____________________________________________________________________T:____________________________________________________________________[ 5 markah ]

c) Bahagian badan yang berlainan mempunyai darjah kepekaan yang berlainan.Different parts of the body have different degrees of sensitivity.

c) Berikan dua faktor yang mempengaruhi kepekaan kulit.Give two factors that affect the sensitivity of human skin.i) __________________________________________________________________________________________________________________________________ii) __________________________________________________________________________________________________________________________________[ 2 markah ]d) Terangkan dua hubungan antara faktor yang dinyatakan di 5 dengan kepekaan kulit. Explain two relationship between factors stated in 5 and sensivity of skin.i) __________________________________________________________________________________________________________________________________ii) __________________________________________________________________________________________________________________________________[ 2 markah ]e) Apakah bahagian badan manusia yang peka terhadap rangsangan sejuk dan panas. What is the part of human body that sensitive toward cold and heat stimuli. ____________________________________________________________________[ 1 markah ]

3) Rajah berikut menunjukkan keratan rentas lidah manusia.The following diagram shows the cross section of human tongue.

a) Namakan bahagian-bahagian P,Q,R dan S berdasarkan gerak balas terhadap rasa masing-masing.Name the areas P, Q, R and S respectively according to the response to its own taste.P:____________________________Q:______________________________R:____________________________S:_______________________________[ 4 markah ]

f) Apabila seseorang menghidap selsema, apakah rasa makanan apabila dia makan?b) Apabila seseorang menghidap selesema, bagaimana rasa makanan yang dimakannya?When a person has a flu, how will the food taste like when he/she eats? ___________________________________________________________________[ 1 markah ]

c) Beri satu sebab untuk menerangkan jawapan di ( b ). Give one reason to explain the answer in ( b )._____________________________________________________________________[ 1 markah ]

4) a) Berdasarkan Rajah di bawah, namakan jenis penglihatan bagi P dan Q. Name the types of vision of P and Q.

P:____________________________________________________________________Q:___________________________________________________________________[ 2 markah ]

b) Apakah hubungan antara jenis penglihatan P dan Q dengan kemandirian haiwan? What is the relationship between the types of vision of P and Q and the survival of animals?____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________[ 4 markah ]

5) Rajah berikut menunjukkan susunan radas dalam satu eksperimen yang melibatkan anak benih kacang.The following diagram shows the apparatus set-up in an experiment involving bean seedlings.

a) Apakah jenis gerak balas yang dikaji dalam eksperimen ini?What type of response is tested in this experiment?___________________________________________________________________[ 1 markah ]

b) Nyatakan pembolehubah yang terlibat dalam eksperimen ini.State the variables involved in this experiment.(i) Pembolehubah dimanipulasikan/ manipulated variable______________________________________________________________

(ii) Pembolehubah bergerak balas / Responding variable______________________________________________________________

(iii) Pembolehubah dimalarkan / Constant variables______________________________________________________________[ 3 markah ]c) Anak benih dalam bikar manakah yang menunjukkan geotropisme negatif?Seedling in which beaker shows negative geotropisme?___________________________________________________________________[ 1 markah ]

6) Rajah berikut menunjukkan sistem pencernaan manusia.The following diagram shows the human digestive system.

a) Labelkan rajah di bawah dengan perkataan yang betul.Label the diagram by using the correct words.[ 5 markah ]

b) Nyatakan fungsi bahagian P, Q, R, S dan T.State the function of parts P, Q, R, S and T.P:_________________________________________________________________Q:_________________________________________________________________R:_________________________________________________________________S:_________________________________________________________________T:_________________________________________________________________[ 5 markah ]

7) Tuliskan definisi bagi setiap istilah dalam jadual di bawah.Write the definition of each term in the table below.

IstilahTermDefinisiDefinitions

a) SpesiesSpecies

b) PopulasiPopulation

c) KomunitiCommunity

d) HabitatHabitat

e) EkosistemEcosystem

[ 5 markah ]

8) Rajah berikut menunjukkan susunan radas bagi satu eksperimen untuk mengkaji kepentingan karbon dioksida dalam fotosintesis. Tumbuhan ini telah diletakkan di tempat gelap selama dua hari sebelum eksperimen.The following diagram shows the apparatus set up for an experiment to study about the importance of carbon dioxide in photosynthesis. The plant is placed in the dark for two days before experiment.

a) Apakah maksud fotosintesis?What is the meaning of photosynthesis?____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________[ 2 markah ]

b) Apakah kegunaan palet kalium hidroksida dalam eksperimen ini?What is the function of potassium hydroxide pellets in this experiment?___________________________________________________________________[ 1 markah ]

c) Jadual berikut menunjukkan keputusan yang diperoleh apabila daun J dan K diuji untuk kehadiran kanji.The following table shows the result obtained when leaves J and K are tested for the presence of starch.

Daun / LeafPemerhatian / Observation

JTiada perubahan

KBertukar biru gelap / turns dark blue

Nyatakan inferens anda berdasarkan keputusan dalam jadual di atas.State your inference based on the result in the table above.___________________________________________________________________[ 1 markah ]

9) Rajah berikut menunjukkan kitar karbon.The following diagram shows the carbon cycle.

a) Namakan proses E dan F.Name processes E and F.E:_________________________________________________________________F:_________________________________________________________________[ 2 markah ]

b) Nyatakan satu fungsi tumbuhan dalam kitar karbon.State one function of plant in the carbon cycle.___________________________________________________________________[ 1 markah ]

c) Bagaimanakah fotosintesis penting kepada kemandirian organisma hidup?How is photosynthesis important to the survival of other living organism?___________________________________________________________________[ 1 markah ]

d) Nyatakan dua proses oksigen diserap daripada atmosfera.State two processes oxygen is absorbed from the atmosphere.a)_________________________________________________________________b)_________________________________________________________________[ 2 markah ]e) Bincangkan mengapakah fotosintesis penting dalam mengekalkan keseimbangan paras oksigen dan karbon dioksida di atmosfera?Discuss why photosynthesis is important in maintaining a balanced level of oxygen and carbon dioxide in the atmosphere?_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________[ 2 markah ]

10) Rajah berikut menunjukkan satu eksperimen untuk menguraikan air kepada unsur-unsurnya.The following diagram shows an experiment to break down water into its elements.

a) Namakan kaedah penguraian air kepada unsur-unsurnya seprti yg ditunjukkan dalam rajah.Name the method of breaking down water into its elements as shown in the digram above.___________________________________________________________________[ 1 markah ]

b) Dalam rajah di atas, labelkan anod dan katod.In the diagram above, label the anode and cathode.[ 2 markah ]

c) Namakan gas yang terkumpul dalam tabung uji.Name the gases which are collected in test tubes.P:_________________________________________________________________Q:_____________________________________________________________[ 2 markah ]d) Apakah nisbah isipadu gas dalam tabung uji P kepada isipadu gas dalam tabung uji Q?What is ratio of the volume of gas in test tube P to the volume of gas in the test tube Q?___________________________________________________________________[ 1 markah ]

11) Rajah berikut menunjukkan proses fizikal yang mengubah keadaan air. The following diagram shows the physical processes that change the states of water.

a) Dalam rajah di atas, labelkan proses P dan Q menggunakan perkataan-perkataan yang diberi dalam petak di bawah.In the diagram above,label processes P and Q using the words given in the box below.Kondensasi PembekuanPenyejatanCondensationFreezingEvaporation

[ 2 markah ]b) Berikan maksud penyejatan.Give the meaning of evaporation.______________________________________________________________________________________________________________________________________[ 1 markah ]12) Rajah berikut menunjukkan eksperimen yang dijalankan untk mengkaji salah satu faktor yang mempengaruhi kadar penyejatan air. Kesemua bekas dibiarkan sehingga kesemua air tersejat.The following diagram shows an experiment that was carried out to study on one of the factors that affect the rate of evaporation of water. All containers were left until all water evaporated.

a) Air dalam bekas manakah yang mengambil masa paling lama untuk tersejat?Water in wghich container takes the longest time to evaporate?___________________________________________________________________[ 1 markah ]b) Beri satu sebab ( inferens ) bagi jawapan di (a ).Give one reason ( inference ) for the answer in (a).______________________________________________________________________________________________________________________________________[ 1 markah ]c) Nyatakan tiga faktor lain yang mempengaruhi proses penyejatan.State three another factors that affect evaporation process.i) ____________________________________________________________________________________________________________________________ii) ____________________________________________________________________________________________________________________________iii) ____________________________________________________________________________________________________________________________[ 3 markah ]d) Nyatakan hubungan antara tiga faktor di ( c ) dengan kadar penyejatan.State the relationship between three factors in ( c ) with the rate of evaporation.i) __________________________________________________________________________________________________________________________ii) ____________________________________________________________________________________________________________________________iii) ________________________________________________________________________________________________________________________[ 3 markah ]13) Satu penyiasatan tentang larutan telah dijalankan oleh Hanna. Rajah berikut menunjukkan tiga jumlah gula yang berbeza dimasukkan ke dalam bikar P, Q dan R. Larutan itu dikacau.An investigation about solution is carried out by Hanna. The following diagram shows three different amount of sugar were put into beakers P, Q and R. The solutions were stirred.

a) Namakan zat terlarut.Name the solute.___________________________________________________________________[ 1 markah ]b) Berdasarkan rajah diatas, nyatakan bikar mana yang akan mempunyaiBased on the diagram above, state which beaker will hasi) Larutan cair / dilute solution______________________________________________________________ii) Larutan pekat / concentrated solution______________________________________________________________iii) Larutan tepu / saturated solution______________________________________________________________[ 3 markah ]

c) Beri satu sebab ( inferens ) bagi setiap jawapan di b(i),(ii) dan (iii).Give one reason (inference) for each answer in b(i), (ii) and (iii).i) ____________________________________________________________________________________________________________________________ii) ____________________________________________________________________________________________________________________________iii) ____________________________________________________________________________________________________________________________[ 3 markah ]

14) Rajah berikut menunjukkan satu eksperimen yang dijalankan untuk mengkaji keterlarutan garam meja.The following diagram shows an experiment carried out to study the solubility of table salt.

a) Nyatakan empat faktor yang mempengaruhi kadar keterlarutan dalam satu larutan.State four factors the affect the rate of dissolving in a solution.i) ____________________________________________________________________________________________________________________________ii) ____________________________________________________________________________________________________________________________iii) ____________________________________________________________________________________________________________________________iv) ____________________________________________________________________________________________________________________________[ 4 markah ]b) Nyatakan dua cara untuk meningkatkan keterlarutan garam meja dalam air.State two ways to increase the solubility of table salt in the water.i) ______________________________________________________________ii) ______________________________________________________________[ 2 markah ]c) Namakan bahan yang merupakan Name the substances which are thei) Zat terlarut / solute______________________________________________________________

ii) Pelarut / solvent______________________________________________________________

iii) Larutan / solution______________________________________________________________[ 3 markah ]d) Bagaimanakah kadar pengacauan mempengaruhi kadar keterlarutan zat terlarut?How the rate of stirring affects the rate of dissolving of a solution?______________________________________________________________________________________________________________________________________[ 1 markah ]