Laboratory Equipment Quiz

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Questions and Answers

What is the primary function of a test tube rack?

To clean the insides of test tubes

To mix solutions

To hold test tubes in place (correct)

To measure liquid volume

Which tool is specifically designed for cleaning the inside of test tubes?

Funnel

Test tube brush (correct)

Test tube holder

Graduated cylinder

What is the main purpose of a graduated cylinder?

To stir or mix solutions

To hold a test tube

To measure the volume of a liquid (correct)

To weigh objects

Which instrument is used for guiding liquids or powders into small openings?

Funnel Signup and view all the answers

What is unique about the triple beam balance?

It weighs objects using three beams Signup and view all the answers

What is the primary function of safety goggles in a laboratory setting?

To shield the eyes from harmful substances Signup and view all the answers

Which piece of equipment is specifically designed for heating and sterilization in experiments?

Bunsen burner Signup and view all the answers

What type of glassware is primarily used for holding and mixing small amounts of chemicals?

Test tube Signup and view all the answers

What is the purpose of using wire gauze in conjunction with a Bunsen burner?

To support containers during heating Signup and view all the answers

What equipment would you use to observe a tiny specimen?

Microscope Signup and view all the answers

What instrument is used to measure temperature in a lab setting?

Mercury thermometer Signup and view all the answers

Which laboratory equipment is designed to support flasks and beakers during experiments?

Tripod Signup and view all the answers

What is the main function of an evaporating dish?

To hold substances being melted or evaporated Signup and view all the answers

Which hazard symbol indicates a substance that is poisonous if swallowed or breathed in?

Toxic/Poisonous Signup and view all the answers

Which of the following substances could be classified under the Flammable hazard symbol?

Kerosene Signup and view all the answers

What hazard symbol would you associate with materials that can cause skin burns on contact?

Corrosive Signup and view all the answers

Which hazard symbol category includes substances that can lead to environmental damage?

Environmental Hazard Signup and view all the answers

Which of the following substances is considered a biohazard?

Viral samples Signup and view all the answers

What should you do immediately if a chemical splashes in your eyes?

Rinse them with water immediately. Signup and view all the answers

Which safety rule specifically addresses handling hot objects?

Never reach across a flame. Signup and view all the answers

What is the first step you should take after finishing an experiment?

Clean up your workspace. Signup and view all the answers

In the event of a chemical ingestion, what is the proper procedure?

Note the name of the chemical and inform your teacher. Signup and view all the answers

How should you handle broken or chipped equipment?

Report it immediately. Signup and view all the answers

What should you do if you are instructed to handle a living organism or preserved specimen in the laboratory?

Do so only when authorized by the teacher, carefully and with respect. Signup and view all the answers

Which of the following actions is NOT recommended during laboratory experiments?

Eating or drinking while conducting an experiment. Signup and view all the answers

What is the proper way to dispose of chemical materials in the laboratory?

Disposal should be done in the area indicated by the teacher. Signup and view all the answers

Which attire is considered appropriate for laboratory work?

Lab gown, gloves, and safety goggles. Signup and view all the answers

What should be done before starting an experiment?

Reading all directions carefully. Signup and view all the answers

Which of the following statements about animal safety is correct?

Animals should be treated with care and respect. Signup and view all the answers

If you see equipment in poor condition, what should you do?

Check with the teacher about its status. Signup and view all the answers

What is a key reason for wearing proper protective equipment in a lab?

To protect your eyes, face, hands, and body from potential hazards. Signup and view all the answers

Which of the following tools is primarily used to measure the volume of a liquid?

Graduated Cylinder Signup and view all the answers

A stirring rod is used to hold test tubes in place when they are hot.

False Signup and view all the answers

What is the purpose of a test tube brush?

To clean the inside of test tubes and other glassware. Signup and view all the answers

A __________ is a tube that is wide at the top and narrow at the bottom, used for guiding liquids or powders into a small opening.

funnel Signup and view all the answers

Match the following laboratory equipment with their primary purposes:

Magnifying Glass = Viewing enlarged images or small calibrations Vernier Caliper = Measuring inner and outer dimensions of objects Triple Beam Balance = Weighing substances using beams Test Tube Rack = Holding test tubes in place Signup and view all the answers

Which piece of laboratory equipment is primarily used for holding or mixing small amounts of chemicals?

Test Tube Signup and view all the answers

A Bunsen burner is used exclusively for measuring temperature.

False Signup and view all the answers

What is the role of safety goggles in a laboratory setting?

To protect the eyes from liquid or chemical splashes, mists, vapors, and fumes. Signup and view all the answers

A _____ is used to grind or crush substances in a laboratory.

mortar Signup and view all the answers

Match the laboratory equipment to its primary function:

Microscope = Observing tiny specimens Tripod = Supporting flasks and beakers Thermometer = Measuring temperature Wire Gauze = Even heat distribution while heating Signup and view all the answers

Which laboratory equipment is designed to support glassware while being heated?

Wire Gauze Signup and view all the answers

A thermometer can measure temperature in degrees Celsius and Fahrenheit.

True Signup and view all the answers

What is a common use for an evaporating dish?

To hold substances or liquids that are being melted or evaporated. Signup and view all the answers

What should you do immediately if you notice a chemical splash in your eyes?

Rinse your eyes with water immediately Signup and view all the answers

It is acceptable to perform unauthorized experiments in the lab as long as no one is watching.

False Signup and view all the answers

What action should be taken if a chemical is ingested?

Note the name of the chemical and report to your teacher immediately. Signup and view all the answers

After using sharp objects, always use _____ when handling them to prevent cuts.

caution Signup and view all the answers

Match the following safety rules with their respective actions:

Never reach across a flame = Keep hands away from flames Report all spills = Notify teacher immediately Use gloves when handling hot objects = Protect hands from burns Clean up your mess = Maintain a safe workspace Signup and view all the answers

Which of the following substances is classified under the Explosive hazard symbol?

Ammonium nitrate Signup and view all the answers

A substance described as Flammable can catch fire easily when exposed to air.

True Signup and view all the answers

What type of hazard does the symbol with the label 'Corrosive' indicate?

Substance that can cause skin burns or damage on contact. Signup and view all the answers

The environmental hazard symbol relates to substances that damage or pollute the __________.

environment Signup and view all the answers

Match the following hazard symbols with their descriptions:

Toxic/Poisonous = Substance that are poisonous if swallowed or breathed in Biohazard = Substance or organisms that may cause infection Flammable = Substance that catch fire easily when ignited Corrosive = Substance that can cause skin burns or damage on contact Signup and view all the answers

What should you do if you are handling living organisms in the lab?

Treat them with respect and care. Signup and view all the answers

It is acceptable to wear open shoes or sandals during lab activities.

False Signup and view all the answers

What should you do after handling animals in the laboratory?

Wash your hands. Signup and view all the answers

You should always _______ your work area neat and clean during lab experiments.

keep Signup and view all the answers

Match the following safety rules with their descriptions:

Safety Rule #1 = Wear appropriate attire such as lab gown and goggles. Safety Rule #2 = Conduct yourself in a responsible manner during lab experiments. Safety Rule #3 = Never touch, taste, or smell chemicals. Safety Rule #4 = Know emergency exits and safety equipment locations. Signup and view all the answers

Which of the following actions is not recommended during laboratory experiments?

Eating or drinking in the lab. Signup and view all the answers

All chemical materials can be disposed of in any trash can.

False Signup and view all the answers

What should you do immediately if you see something unsafe in the lab?

Notify the teacher. Signup and view all the answers

Study Notes

Laboratory Equipment

Microscope is used to observe tiny specimens.
Safety Goggles/Glasses protect eyes from splashes, mists, vapors, and fumes.
Beaker is a cylindrical container with a flat bottom used to hold liquids or solid samples.
Evaporating Dish is heat-tolerant glassware used to hold substances or liquids that are being melted or evaporated.
Bunsen Burner produces a single open flame for heating and sterilization in experiments.
Tripod is a portable three-legged platform that supports flasks and beakers during experiment.
Wire Gauze is a thin metal sheet with a net-like pattern that supports containers and glassware during heating, ensuring even heat distribution.
Mortar & Pestle are used to crush, mash, or grind materials.
Thermometer measures temperature, with Mercury Thermometer and Digital Thermometer being common types.
Test Tube is used for storing, mixing, and heating small amounts of chemicals.
Test Tube Rack holds multiple test tubes upright, useful for organizing multiple solutions.
Test Tube Holder is used to hold a test tube when it is hot or should not be touched.
Test Tube Brushes are used to clean the inside of test tubes and glassware.
Graduated Cylinder measures the volume of a liquid.
Stirring Rod is a glass rod used to stir or mix solutions.
Funnel is a tube or pipe wider at the top and narrow at the bottom used to guide liquids or powder into small openings.
Triple Beam Balance is a weighing instrument with three beams carrying weights, the middle beam being the largest.
Magnifying Glass is used to view enlarged images of objects or read small calibrations.
Vernier Caliper is used to measure the inner and outer dimensions of objects.

Laboratory Safety

Always wear appropriate safety attire, including a lab gown, gloves, and safety goggles.
Secure loose clothing and tie back long hair.
Never wear open shoes or sandals during labs.
Read all directions before starting an experiment and listen to the teacher's instructions.
Ask questions about anything you do not understand.
Never touch, taste, or smell chemicals.
Check glassware for cracks and ensure equipment is in good working condition.
Report any known allergies to plants, flowers, molds, seeds, animals, or any other known allergies.

Emergency Procedures & Equipment

Know the emergency exit and the locations of all safety equipment in the laboratory, such as the fire extinguisher and first aid kit.

During an Experiment

Do not eat, taste, drink, smell, or chew gum during experiments unless instructed.
Keep your work area neat and clean always.
Conduct yourself responsibly. No horseplay, practical jokes, or pranks.
Notify the teacher immediately if you see something unsafe.
Never perform unauthorized experiments.
Report all injuries as soon as possible.
Never reach across a flame.
When heating or mixing chemicals, ensure the container is directed away from you or anyone else.
Use gloves, tongs, or test tube holders when handling hot objects.
Report all spills as soon as possible.
If a chemical splashes in your eyes, rinse with plenty of water immediately.
Report broken or chipped equipment immediately.
Use caution when using sharp objects.

After an Experiment

Unplug, dispose, and wash lab supplies as instructed.
Clean up your mess when you are done.
Wash your hands after handling classroom pets.

First Aid

Cuts: Apply direct pressure to stop bleeding. Cover with a clean dressing.
Burns: Apply cold water and call the teacher immediately.
Ingestion of Chemicals: Note the name of the chemical and report to the teacher right away.
Chemical Spills on Skin: Wash with large amounts of water. Call your teacher immediately.
Chemical in The Eye: Flush with plenty of water. Use eyewash bottle or fountain. Report to your teacher right away.

### Hazard Symbols

Toxic/Poisonous: Substances that are poisonous if swallowed or breathed in (examples: Chlorine, Mercury, Cyanide)
Flammable: Substances that catch fire easily when ignited or exposed to water or air (examples: Kerosene, Gasoline, Alcohol).
Explosive: Substances that are at risk of exploding when heated or struck (examples: Ammonium Nitrate, Nitroglycerin, Flash Powder).
Corrosive: Substances that can cause skin burns or damage on contact and can damage metals (examples: Hydrochloric Acid, Sulfuric Acid, Sodium Hydroxide).
Environmental Hazard: Substances that damage or pollute the environment (examples: Lead, Zinc Oxide, Pesticides).
Biohazard: Substances or organisms that may cause infection (examples: Microorganisms, Viral Samples, Medical Wastes).

Responsibility

You are responsible for your safety and the safety of those around you.
Failure to act in a safe and responsible manner will result in the removal of all science lab privileges.

Laboratory Equipment

Microscope: Used to view tiny specimens.
Safety Goggles/Glasses: Protect eyes from splashes, chemical irritants, mists, vapors, and fumes.
Beaker: Cylindrical container with a flat bottom for holding liquids or solid samples.
Evaporating Dish: Heat-tolerant glassware used for evaporating liquids or melting substances.
Bunsen Burner: Produces a single open flame for heating, sterilization, and conducting experiments.
Tripod: Portable three-legged platform used to support flasks and beakers during experiments.
Wire Gauze: Thin metal sheet with a net-like pattern that distributes heat evenly when placed between a container and a Bunsen burner flame.
Mortar & Pestle: A vessel and tool used for grinding, crushing, or mashing substances.
Thermometer: Used to measure temperature (mercury or digital).
Test Tube: Used for storing, mixing, and heating small amounts of chemicals.
Test Tube Rack: Holds multiple test tubes upright, useful for organizing and working with different solutions.
Test Tube Holder: Used to hold hot or hazardous test tubes without direct contact.
Test Tube Brushes: Cleans the inside of test tubes and other glassware.
Graduated Cylinder: Measures the volume of liquids.
Stirring Rod: Thin glass rod used to stir or mix solutions.
Funnel: Wide-at-the-top and narrow-at-the-bottom tube used for transferring liquids or powders into small openings.
Triple Beam Balance: Weighing instrument with three beams (large, medium, and small) used for measuring mass.
Magnifying Glass: Used to view objects in greater detail or read small calibrations on equipment.
Vernier Caliper: Tool for measuring the inner and outer dimensions of objects.

Lab Safety Rules

Dress appropriately: wear a lab gown, gloves, and safety goggles. Tie back long hair and avoid loose clothing. Never wear open shoes or sandals during labs.
Read all directions before starting an experiment: listen to the teacher's instructions and ask questions about anything you don't understand.
Never touch, taste, or smell chemicals: check glassware for cracks and ensure equipment is in good working condition.
Report any known allergies: inform the teacher about allergies to plants, flowers, molds, seeds, animals, or any other known allergy.
Know the emergency exit and safety equipment locations: this includes the fire extinguisher and first aid kit.

During an Experiment

No eating, drinking, smelling, or chewing gum: unless instructed otherwise.
Maintain a clean and neat workspace: avoid horseplay, practical jokes, or pranks. Immediately notify the teacher if you see something unsafe.
Never perform unauthorized experiments.
Report all injuries promptly.
Never reach across a flame: when heating or mixing chemicals, direct the container away from yourself and others. Use gloves, tongs, or test tube holders for hot objects.
Report all spills immediately: including chemical spills on skin or in the eye.
Report broken or chipped equipment immediately.
Use caution when handling sharp objects.

After an Experiment

Unplug, dispose, and wash lab supplies as instructed.
Clean up your mess when you are done.
Wash your hands after handling classroom pets.

First Aid

Cuts: apply direct pressure to stop bleeding, cover with a clean dressing.
Burns: apply cold water and call the teacher immediately.
Ingestion of Chemicals: note the name of the chemical and report to the teacher right away.
Chemical spills on skin: wash with a large amount of water and call the teacher immediately.
Chemical in the eye: flush with plenty of water using an eyewash bottle or fountain and report to the teacher right away.

Hazard Symbols

Toxic/Poisonous: substances that are poisonous if swallowed or breathed in. Examples: Chlorine, Mercury, Cyanide.
Flammable: substances that easily catch fire when ignited or exposed to water or air. Examples: Kerosene, Gasoline, Alcohol.
Explosive: substances that are at risk of exploding when heated or struck. Examples: Ammonium nitrate, Nitroglycerin, Flash powder.
Corrosive: substances that can cause skin burns or damage on contact and can damage metals. Examples: Hydrochloric acid, Sulfuric acid, Sodium hydroxide.
Environmental Hazard: substances that damage or pollute the environment. Examples: Lead, zinc oxide, pesticides.
Biohazard: substances or organisms that may cause infection. Examples: Microorganisms, viral samples, medical wastes, needles.

Responsibility

You are responsible for your safety and the safety of those around you.
Failure to act in a safe and responsible manner will result in the removal of all science lab privileges.

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Description

Test your knowledge on various laboratory equipment essential for scientific experiments. This quiz covers items like microscopes, Bunsen burners, and thermometers, along with their uses and characteristics. Perfect for students studying chemistry or biology!