Maklumat di bawah menunjukkan ciri-ciri bagi suatu bahan pembersih Q. The information below shows the characteristics of a cleaning material Q

Larutan pembersih ekoenzim Ecoenzyme cleaning solution

Larutan pembersih hijau Green cleaning solution

Bahan pencuci kimia Chemical cleaning solution

Larutan pencuci sisa pertanian Agricultural waste cleaning solution

Rajah 13 menunjukkan keputusan eksperimen untuk mengkaji kesan antibiotik terhadap pertumbuhan bakteria. Antara yang berikut ,yang manakah dapat meningkatkan diameter kawasan X? Diagram 13 shows the results of an experiment to study the effect of antibiotics on bacterial growth. which of the following can increase the diameter of the area X?

Menggunakan antibiotik berkepekatan tinggi Using high concentration of antibiotics

Menambahkan lebih banyak bakteria Add more bacteria

Tempoh eksperimen dilanjutkan lagi The experimental period is extended

Meletakkan lebih banyak nutrien agar/ Put more agar nutrients

Pekebun menambahkan baja yang mengandungi fosforus. Mengapakah tindakan itu dilakukan? Farmer added phosphorus-containing fertilizers. Why the action was taken?

Menggalakkan penghasilan bunga.dan buah. Promotes the production of flowers and fruits.

Membina selulosa. Building up cellulose.

Meningkatkan sintesis klorofil. Increases chlorophyll synthesis.

Membantu pertumbuhan meristem hujung akar dan pucuk. Helps the growth of the root tip meristem and shoots

Bagaimanakah penggunaan baja organik memberi manfaat kepada pekebun sayur? How the use of organic fertilizers benefits vegetable growers?

Memperbaiki struktur tanah dan menyediakan nutrien secara berterusan. Improve soil structure and provide nutrients continuously.

Mengurangkan keperluan penyiraman tanaman. Reduces the need for watering the crop.

Meningkatkan ketahanan tanaman terhadap serangan serangga. Increases the resistance of plants to insect attacks.

Mengurangkan waktu yang diperlukan untuk memetik hasil tanaman./ Reduce the time it takes to harvest crops.

Rajah 14 menunjukkan satu proses teknologi pemprosesan makanan yang dilakukan oleh seorang nelayan. Mengapa makanan ini dapat disimpan lebih lama? Diagram 14 shows a food processing technology process performed by a fisherman. Why can this food be stored longer?

Hilang semua bakteria dari makanan. Eliminate all bacteria from food.

Kurang kepekatan nutrien dalam makanan. Lack of nutrient concentration in food.

Kurang aktiviti enzim yang memburukkan makanan. Less activity of enzymes that deteriorate food.

Tingkatkan kandungan lemak dalam makanan. Increase the fat content in food.

Rajah 15 menunjukkan kitaran hayat bagi botol plastik. Diagram 15 shows a life cycle of a plastic bottle.

Menghasilkan bahan upcycle Produce upcycle product

B Menanam plastik dalam tanah/ Bury plastic in the soil

Membuang plastik ke dalam tong sampah Throw plastic into the the trash bin

Membiarkan bahan plastik mereput secara semula jadi di udara Let the plastic decay naturally in the air

Antara berikut, yang manakah bukan faktor yang mempengaruhi kadar tindak balas? Which of the following is not a factor that affects the rate of reaction?

Jisim bahan tindak balas Mass of reactants

Saiz bahan tindak balas Size of reactants

Suhu bahan tindak balas Temperature of reactants

Kepekatan bahan tindak balas Concentration of reactants

Apakah fungsi serbuk besi (Fe) dalam proses Haber? What is the function of iron powder (Fe) in the Haber process?

Mempercepatkan kadar tindak balas Accelerate the reaction rate

Hasil tindak balas The result of the reaction

Bahan tindak balas Reaction material

Meningkatkan masa tindak balas Increase response time

Apakah fungsi Stesen Angkasa Antarabangsa (ISS)? What is the function of the International Space Station(ISS)?

Menjalankan kajian saintifik dalam persekitaran mikrograviti. Conduct scientific research in a microgravity environment.

Melancarkan satelit Launching satellites

Menempatkan satelit dalam orbit Places a satellite in orbit

Menghantar kapal angkasa ke angkasa lepas Send spacecrafts into outer space

Rajah menunjukkan satu produk minuman yang diproses supaya tahan lebih lama. Apakah kaedah pemprosesan makanan yang paling sesuai digunakan? Diagram shows a beverage that has been process to last longer. What is the most suitable food processing method to use?

Pembungkusan vakum Vacuum packaging

Rajah menunjukkan suatu kawasan pembuangan sampah yang membebaskan gas X. Antara berikut, yang manakah benar bagi gas X? Diagram shows the garbage dump that produce gas X. Which of the following is true about gas X?

Boleh digunakan untuk menjana tenaga elektrik. Can generate electricity

Dapat membantu pembakaran Support combustion

Boleh mengurangkan kesan rumah hijau. Can reduce green house effect

Dapat meningkatkan kadar fotosintesis Can increase the rate of photosynthesis

Kebergantungan negara terhadap plastik telah menyebabkan pencemaran mikroplastik seperti ditunjukkan dalam Rajah 19. Apakah kesan jika pencemaran mikroplastik berlaku secara berleluasa dan dipindahkan melalui rantai makanan? The country’s dependence on plastic has caused microplastic pollution as shown in Diagram 19. What is the effect if microplastic pollution are widespread and transferred through the food chain?

Kesan Rumah Hijau Green house effect

Penipisan lapisan ozon Depletion of the ozone layer

Rajah menunjukkan sebuah sel kimia ringkas. Pasangan logam manakah yang menunjukkan bacaan volmeter paling tinggi? Diagram shows a simple chemical cell. Which of the following metal pairs shows the highest volmeter reading?

Magnesium – Kuprum Magnesium - Copper

Zink – Kuprum Zink – Copper

Kuprum – Kuprum Copper – Copper

Aluminium – Kuprum Aluminium – Copper

Rajah menunjukkan rajah sinar bagi suatu alatan optik P. Antara berikut, yang manakah merupakan ciri-ciri imej yang terbentuk? Diagram shows ray diagram of an optical device P. Which of the following are the characteristics of the image formed?

Maya, tegak dan dibesarkan Virtual. upright and magnified

Nyata, tegak dan dibesarkan Real, upright and magnified

Songsang, nyata dan sama saiz Inverted, real and same size

Songsang, maya dan mengecil Inverted, virtual and diminished

Rajah 23 menunjukkan aras air dalam turus menegak yang melibatkan prinsip Bernoulli. Mengapakah aras air di Q paling rendah? Diagram 23 shows the water levels in vertical columns involving Bernoulli’s principle. Why is the water level lowest at Q?

Halaju tinggi, tekanan rendah High velocity, low pressure

Halaju tinggi, tekanan tinggi High velocity, high pressure

Halaju rendah, tekanan rendah Low velocity, low pressure

Halaju rendah, tekanan tinggi Low velocity, high pressure

Antara pernyataan berikut, yang manakah benar tentang hubungan antara ketinggian orbit dengan halaju satelit? Which of the following statements is true about the relationship between orbital height and velocity of satellite?

Semakin tinggi orbit satelit, semakin rendah halaju satellite The higher the satellite’s orbit, the lower the satellite’s velocity.

Semakin tinggi orbit satelit, semakin tinggi halaju satelit. The higher the satellite’s orbit, the higher the satellite’s velocity.

Semakin rendah orbit satelit, semakin rendah halaju satelit. The lower the satellite’s orbit, the lower the satellite’s velocity

Semakin rendah orbit satelit, semakin seragam halaju satelit. The lower the satellite’s orbit, the more uniform the satellite’s velocity

SAINS TINGKATAN 5

12th Grade

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110 Qs

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SAINS TINGKATAN 5

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12th Grade

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Hard

SITI Moe

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110 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

MULTIPLE CHOICE QUESTION

1 min • 1 pt

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Remaja memerlukan lebih tenaga berbanding orang dewasa

Perempuan memerlukan lebih banyak tenaga berbanding lelaki

Orang sakit memerlukan kurang tenaga berbanding orang sihat

Individu bersaiz kecil memerlukan lebih banyak tenaga berbanding individu bersaiz besar

MULTIPLE CHOICE QUESTION

1 min • 1 pt

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Tong sampah diolah menjadi sofa

Tayar lama digunakan untuk menanam pokok

Bekas makanan menjadi bekas makanan haiwan

Kotak kasut menjadi tempat penyimpanan alat tulis

MULTIPLE CHOICE QUESTION

1 min • 1 pt

kuantiti hasil tindak balas berkurang

kuantiti bahan tindak balas bertambah

Mengambil masa yang singkat untuk menjadi lengkap

Mengambil masa yang panjang untuk menjadi lengkap

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Tiada gas dibebaskan

Masa yang diambil untuk mengumpulkan gas adalah kekal 60 s

Masa yang diambil untuk mengumpulkan gas kurang daripada 60 s

Masa yang diambil untuk mengumpulkan gas lebih daripada

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