1) What should you do before entering the lab? a) Get permission b) Wear sandals c) Eat a snack d) Run inside 2) Where should you leave your bags? a) In the lab b) Outside the lab c) On the floor d) On the table 3) What should you never do in the lab? a) Eat or drink b) Wear goggles c) Clean apparatus d) Follow instructions 4) How should you behave in the lab? a) Loud and playful b) Quiet and sensible c) Careless d) Distracted 5) What should you do if there's an accident? a) Ignore it b) Report immediately c) Clean it secretly d) Wait until later 6) What should you wear in the lab? a) Lab coat b) Sandals c) Shorts d) Jewelry 7) How should you handle long hair? a) Leave it loose b) Tie it back c) Cut it d) Ignore it 8) What should you do with apparatus after use? a) Leave it dirty b) Clean and clear c) Throw it away d) Ignore it 9) What should you do before starting an experiment? a) Understand instructions b) Guess the steps c) Start immediately d) Ask a friend 10) How should you handle chemicals? a) Use large amounts b) Use small amounts c) Mix randomly d) Taste them 11) How should you heat a boiling tube? a) Point at people b) Point away from people c) Hold with hands d) Shake it 12) What should you do with stools during experiments? a) Stand on them b) Put under table c) Sit on them d) Ignore them 13) How should you touch wires? a) With wet hands b) With dry hands c) With gloves d) With feet 14) How should you smell chemicals? a) Directly sniff b) Fan gas with hands c) Inhale deeply d) Use a straw 15) What should you do if unsure about an experiment? a) Guess the steps b) Ask the teacher c) Do it anyway d) Ignore it 16) What should you never do with apparatus? a) Touch without permission b) Clean it c) Use carefully d) Store properly 17) What should you do with safety glasses? a) Wear them b) Leave them c) Share them d) Ignore them 18) What should you avoid wearing in the lab? a) Lab coat b) Sandals c) Goggles d) Gloves 19) What is the rule about running in the lab? a) Run quickly b) Never run c) Jog slowly d) Skip around 20) What should you do with lab instructions? a) Ignore them b) Understand them c) Guess them d) Forget them

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