Question 1

What is a Bunsen burner used for?

Accepted Answer

To heat substances

Answer

To measure temperature

Answer

To clean test tubes

Answer

To hold liquids

Question 2

Which apparatus is used to measure the mass of a substance to the nearest thousandth of a gram?

Accepted Answer

Cent-o-gram balance

Answer

Spring balance

Answer

Graduated cylinder

Answer

Triple beam balance

Question 3

What is the function of a beaker?

Accepted Answer

To store or heat or mix liquids

Answer

To support glassware

Answer

To hold test tubes

Answer

To measure weight

Question 4

What does a graduated cylinder measure?

Accepted Answer

Volume of liquids

Answer

Temperature

Answer

Mass of solids

Answer

Time

Question 5

What is the purpose of a clay triangle?

Accepted Answer

To hold a crucible

Answer

To crush solid materials

Answer

To transfer liquids

Answer

To measure volume

Question 6

Which apparatus is used for observing microscopic specimens?

Accepted Answer

Microscope

Answer

Test tube

Answer

Ruler

Answer

Glass funnel

Question 7

What is the purpose of a test tube rack?

Accepted Answer

To hold test tubes

Answer

To heat substances

Answer

To measure temperature

Answer

To clean test tubes

Question 8

What is a funnel used for?

Accepted Answer

To transfer liquids into containers with small openings

Answer

To crush materials

Answer

To heat solids

Answer

To measure mass

Question 9

What is the function of a glass stirring rod?

Accepted Answer

To mix chemicals

Answer

To crush solids

Answer

To measure weight

Answer

To hold liquids

Question 10

Which apparatus is used to cover flasks and test tubes?

Accepted Answer

Stoppers

Answer

Test tube brush

Answer

Watch glass

Answer

Crucible tongs

Question 11

What is the function of a beaker?

Accepted Answer

To store or heat or mix liquids

Answer

To measure weight

Answer

To hold test tubes

Answer

To support glassware

Question 12

Which apparatus is used for observing microscopic specimens?

Accepted Answer

Microscope

Answer

Test tube

Answer

Glass Funnel

Answer

Ruler

Question 13

What is a funnel used for?

Accepted Answer

To transfer liquids into containers with small openings

Answer

To crush materials

Answer

To measure mass

Answer

To heat solids

Question 14

What is the purpose of a test tube rack?

Accepted Answer

To hold test tubes

Answer

To clean test tubes

Answer

To measure temperature

Answer

To heat substances

Question 15

What does a graduated cylinder measure?

Accepted Answer

Volume of liquids

Answer

Temperature

Answer

Mass of solids

Answer

Time

Question 16

What is the purpose of a clay triangle?

Accepted Answer

To hold a crucible

Answer

To measure volume

Answer

To transfer liquids

Answer

To crush solid materials

Question 17

Which apparatus is used to cover flasks and test tubes?

Accepted Answer

Stoppers

Answer

Crucible tongs

Answer

Watch glass

Answer

Test tube brush

Question 18

What is the function of a glass stirring rod?

Accepted Answer

To mix chemicals

Answer

To measure weight

Answer

To hold liquids

Answer

To crush solids

Question 19

Which apparatus is used to measure the mass of a substance to the nearest thousandth of a gram?

Accepted Answer

Cent-o-gram balance

Answer

Triple beam balance

Answer

Graduated cylinder

Answer

Spring balance

Question 20

What is a Bunsen burner used for?

Accepted Answer

To heat substances

Answer

To clean test tubes

Answer

To measure temperature

Answer

To hold liquids

Question 21

What should you do before starting a lab activity?

Accepted Answer

Read all instructions

Answer

Check social media

Answer

Rely on your group mates for the procedure

Answer

Secure classroom slip from the librarian

Question 22

What is the correct procedure for students to follow if a chemical is spilled on the table or floor?

Accepted Answer

Stand back and advise the teacher of the spill.

Answer

Tell everyone that your group mate did it.

Answer

Call for security.

Answer

Run madly to safety.

Question 23

What should be done with leftover chemicals after the lab activity?

Accepted Answer

Tell the teacher so you can dispose of it properly.

Answer

Sweep them into your hand and put them inside your pocket

Answer

Disturbing other students with horseplay

Answer

Mix and match the leftover chemicals

Question 24

Which of the following should you do if you are NOT sure what to do in the lab?

Accepted Answer

Ask the teacher.

Answer

Make a wise guess.

Answer

Change lab group mates.

Answer

Just sit quietly and do nothing.

Question 25

The following are safety practices in the science laboratory EXCEPT

Accepted Answer

roaming around the laboratory

Answer

clean up after the experiment

Answer

washing of hands before and after the experiment

Answer

ask the teacher whenever in doubt

Question 26

What is the proper action if you accidentally broke a test tube and spilled a chemical?

Accepted Answer

Caution your lab partners to avoid the area while you inform the teacher of the accident.

Answer

Throw the glass into the nearest trash bin and let the spill air-dry.

Answer

Use water and paper towels to clean up the spill; place the broken test tube on the edge of the table.

Answer

Quickly dispose of the glass, wipe up the spill with the nearest cloth, and hope nobody notices.

Question 27

How many members of the group are assigned to acquire the materials from the lab technician?

Accepted Answer

one

Answer

two

Answer

all

Answer

none

Question 28

What should you do if a classmate is engaging in horseplay in the laboratory?

Accepted Answer

Respond by telling them that it is dangerous and prohibited.

Answer

Join in to make it more fun.

Answer

Ignore them and continue your work.

Answer

Laugh and encourage their behavior.

Question 29

What is important to know before using lab equipment?

Accepted Answer

So you can quickly obtain the equipment

Answer

So you can get a higher score

Answer

So you have access to the lab technician's room

Answer

So you can assist the lab technician

Question 30

What is the correct action to take in the event of an earthquake while working in the laboratory?

Accepted Answer

duck, cover, and hold

Answer

duck, cover, and run

Answer

shout for help

Answer

mix and match chemicals

Question 31

What should be done with leftover chemicals after the lab activity?

Accepted Answer

Tell the teacher so you can dispose of it properly.

Answer

Sweep them into your hand and put them inside your pocket

Answer

Tell your classmates that your lab partner is really messy.

Answer

Mix and match the leftover chemicals

Question 32

What is the correct procedure for students to follow if a chemical is spilled on the table or floor?

Accepted Answer

Stand back and advise the teacher of the spill.

Answer

Run madly to safety.

Answer

Tell everyone that your group mate did it.

Answer

Call for security.

Question 33

Why is it important to know the names and appearance of lab equipment before doing laboratory work?

Accepted Answer

So you can quickly obtain the equipment

Answer

So you have access to the lab technician's room

Answer

So you can assist the lab technician

Answer

So you can get a higher score

Question 34

Disturbing other students in the laboratory with horseplay is:

Accepted Answer

dangerous and prohibited.

Answer

the quickest way to finish the lab activity.

Answer

funny and helpful.

Answer

a display of poor manners.

Question 35

The following should be strictly observed while working in the laboratory except...

Accepted Answer

bringing in food and drinks

Answer

rules and protocol

Answer

necessary precautions

Answer

dress code

Question 36

How many members of the group are assigned to acquire the materials from the lab technician?

Accepted Answer

one

Answer

all

Answer

none

Answer

two

Question 37

The following are safety practices in the science laboratory EXCEPT

Accepted Answer

roaming around the laboratory

Answer

washing of hands before and after the experiment

Answer

ask the teacher whenever in doubt

Answer

clean up after the experiment

Question 38

What does the GHS pictogram featuring a skull and crossbones signify?

Accepted Answer

Toxicity

Answer

Corrosives

Answer

Flammable

Answer

Irritants

Question 39

Which GHS pictogram represents a substance that can cause or intensify a fire?

Accepted Answer

Flame over Circle

Answer

Gas Cylinder

Answer

Exploding Bomb

Answer

Environment

Question 40

What does the GHS pictogram with a flame indicate?

Accepted Answer

Flammable

Answer

Acute Toxicity

Answer

Oxidizers

Answer

Corrosives

Question 41

Which GHS pictogram indicates substances that can cause skin corrosion or eye damage?

Accepted Answer

Corrosion

Answer

Health Hazard

Answer

Exclamation Mark

Answer

Gas Cylinder

Question 42

What is signified by the GHS pictogram of a gas cylinder?

Accepted Answer

Gases under Pressure

Answer

Explosives

Answer

Irritants

Answer

Flamables

Question 43

Which GHS pictogram represents substances that can cause damage to the aquatic environment?

Accepted Answer

Environment

Answer

Flame

Answer

Skull and Crossbones

Answer

Health Hazard

Question 44

What does the GHS pictogram with an exclamation mark indicate?

Accepted Answer

Irritants

Answer

Corrosives

Answer

Toxicity

Answer

Oxidizers

Question 45

Which GHS pictogram signifies a substance that can explode or is self-reactive?

Accepted Answer

Exploding Bomb

Answer

Flame

Answer

Gas Cylinder

Answer

Corrosion

Question 46

Which GHS pictogram represents substances that can cause chronic health effects, including cancer or reproductive toxicity?

Accepted Answer

Health Hazard

Answer

Flame over Circle

Answer

Skull and Crossbones

Answer

Exclamation Mark

Question 47

What does the GHS pictogram with a flame symbol signify?

Accepted Answer

Flammable

Answer

Chronic Health Effects

Answer

Toxicity

Answer

Corrosives

Question 48

What does the Flame pictogram in the GHS represent?

Accepted Answer

Flammable substances

Answer

Acids and corrosives

Answer

Explosive materials

Answer

Gases under pressure

Question 49

Which GHS symbol indicates that a substance can cause skin corrosion or severe eye damage?

Accepted Answer

Corrosion

Answer

Skull and Crossbones

Answer

Exclamation Mark

Answer

Flame

Question 50

What does the Skull and Crossbones pictogram signify in the GHS?

Accepted Answer

Acute toxicity

Answer

Chronic health effects

Answer

Flammability

Answer

Environmental hazard

Question 51

Which GHS pictogram would you associate with a gas that is stored under pressure?

Accepted Answer

Gas Cylinder

Answer

Environment

Answer

Health Hazard

Answer

Flame over Circle

Question 52

What type of chemicals does the Exclamation Mark symbol represent?

Accepted Answer

Irritants and skin sensitizers

Answer

Oxidizers

Answer

Corrosives

Answer

Explosive materials

Question 53

Which GHS symbol is used to indicate substances that can cause or enhance a fire?

Accepted Answer

Flame over Circle

Answer

Flame

Answer

Gas Cylinder

Answer

Health Hazard

Question 54

What hazard does the Environment pictogram indicate?

Accepted Answer

Aquatic toxicity

Answer

Chronic health effects

Answer

Flammable substances

Answer

Explosive materials

Question 55

What does the Health Hazard pictogram signify in the GHS system?

Accepted Answer

Chronic health effects

Answer

Flammability

Answer

Acute toxicity

Answer

Oxidizers

Question 56

Which GHS symbol should you look for when working with substances like hydrogen peroxide?

Accepted Answer

Flame over Circle

Answer

Exclamation Mark

Answer

Corrosion

Answer

Gas Cylinder

Question 57

Which GHS pictogram represents substances that are flammable?

Accepted Answer

Flame

Answer

Skull and Crossbones

Answer

Environment

Answer

Corrosion

Question 58

What should you do if you have a spill in the laboratory?

Accepted Answer

Report the accident to the teacher immediately.

Answer

Leave it for someone else to handle.

Answer

Ignore it and continue with your work.

Answer

Clean it up yourself without telling anyone.

Question 59

What is the correct way to handle glassware in the laboratory?

Accepted Answer

Inspect glassware for cracks and use tongs to handle hot glassware.

Answer

Clean the glassware with a paper towel only.

Answer

Ignore any cracks and use the glassware anyway.

Answer

Use bare hands to pick up any glassware.

Question 60

Why should you wear safety goggles in the laboratory?

Accepted Answer

To protect your eyes from chemicals, heat, and sharp objects.

Answer

To look stylish while working.

Answer

Because they are required, but not very useful.

Answer

To prevent your face from getting dirty.

Question 61

What is the best practice when diluting acids?

Accepted Answer

Always add acid to water, never the reverse.

Answer

Pour both acid and water into a container randomly.

Answer

Add water to acid because it is safer.

Answer

Mix equal parts of acid and water at the same time.

Question 62

What should you do with broken glass in the laboratory?

Accepted Answer

Dispose of broken glass in designated containers.

Answer

Place it back on the lab table to avoid accidents.

Answer

Leave it on the floor for maintenance to clean up.

Answer

Throw broken glass in the regular trash.

Question 63

Why is it important to keep your workspace clean and organized in the laboratory?

Accepted Answer

To prevent accidents and ensure safety during experiments.

Answer

To make it easier for the teacher to see your work.

Answer

It doesn't matter as long as you follow the instructions.

Answer

To impress your classmates with your tidiness.

Question 64

What should you do if you want to bring food or drinks into the laboratory?

Accepted Answer

You should not bring food or drinks into the lab.

Answer

It's fine as long as they are in a container.

Answer

You can eat snacks during breaks.

Answer

Bring drinks to stay hydrated while you work.

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