
Bab 1 Langkah Keselamatan Dalam Makmal
Authored by Nooranisa Jasni
Science
4th Grade
Used 901+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alat² berikut merupakan alat perlindungan diri yang patut digunakan semasa menjalankan eksperimen di dalam makmal kecuali,
The following are personal protective equipments that should be used while conducting an experiment in laboratory except
Kot makmal / laboratory coat
Kasut getah / latex shoes
Topeng muka / face mask
Dosimeter / dosimeter
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pernyataan yang manakah bukankepentingan memakai sarung tangan semasa melakukan eksperimen?
Which of the following statement is not the importance of wearing gloves when conducting experiment?
Mengelakkan pencemaran daripada bahan biologi berbahaya / To avoid contamination from dangerous biological substances
Memastikan eksperimen dijalankan dengan cepat / To make sure experiment is done quickly
Melindungi luka tangan yang belum sembuh / To protect wounded hands that has not healed
Mengelakkan terkena tumpahan bahan kimia atau kultur bakteria / To avoid contact with chemical spills or bacteria culture
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah menunjukkan empat cara memanaskan suatu bahan kimia. Cara manakah yang betul?
The diagram shows four methods of heating a chemical substance. Which method is correct?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cermin mata keselamatan berfungsi
Safety goggles are used
Untuk mengelakkan keletihan mata
To avoid eye strain
Semasa ketiadaan cermin mata
When there is no glasses
Semasa menggunakan bahan kimia atau pemanasan
When using chemicals or heating
Untuk memperbaiki penglihatan anda
To improve your vision
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara larutan berikut, yang manakah boleh dibuang terus ke dalam singki?
Which of the following solutions can be thrown directly into the sink?
Asid nitrik, pH 5.8
Nitric acid, ph 5.8
Asid sulfurik, pH 3.2
Sulfuric acid, pH 3.2
Natrium hidroksida, pH 9.5
Sodium hydroxide, pH 9.5
Kloroform
Chloroform
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapakah merkuri berbahaya?
Why is mercury dangerous?
Merkuri boleh meresap ke dalam aliran darah
Mercury can diffuse into the blood stream
Merkuri boleh meruap ke udara
Mercury can vaporise to the air
Merkuri mengakis
Mercury is corrosive
Merkuri boleh meletup di udara
Mercury can explode in the air
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Encik Razman telah menjalankan audit alat pemadam api di sebuah sekolah. Perkara yang manakah tidak perlu diaudit?
Mr. Razman conducted a fire extinguisher audit at a school. Which of the following is not needed for inspection?
Tarikh luput
Expiry date
Tarikh pembelian
Date of purchase
Jenis pemadam api
Type of fire extinguisher
Lokasi pemadam api diletakkan
Location of fire extinguisher
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