1) Which of the following is one of the fields in Science a) Ekonomi b) Astronomi c) Sosialogi d) Perundangan e) 全部都不是 2)  What is the function of measuring cylinder? a) to measure mass b) to fill liquid c) to measure volume of liquid d) to collect gas 3) Which of the following apparatus is used to measure the volume of liquid to an accuracy of 0.1cm3? a) burette b) measuring cylinder c) pipette d)  flat-bottom flask 4) Which of the following hazard symbols in the laboraty shows the meaning of explosive? a) b) c) d) 5) Which of the following is correctly matched? a) Legth---cm3 b) Mass---°C c) Temperature-----K d) Time---second 6) What is the meaning of this symbol a) flammable b) explosive c) poison d) corrosive 7) Which chemical is POISON a) mercury b) uranium c) chloroform d) alcohol 8) Which of the chemical is NOT flammable a) alcohol b) petrol c) ethanol d) Ammonia

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