Exploring Essential Biology Tools

What is the primary use of a beaker in scientific experiments?

• To observe microscopic organisms

• To grind substances into powder

• To carry out experiments and measure volumes of fluids

• To measure the mass of solids

Which tool is used to measure the volume of liquids accurately?

• Beaker

• Test tube

• Graduated cylinder

• Erlenmeyer flask

What is the main purpose of a Petri dish in a laboratory?

• To measure temperature

• To grow bacteria and conduct small-scale experiments

• To stir solutions

• To measure the mass of substances

What is a mortar and pestle used for in a laboratory setting?

• To transfer liquids between containers

• To grind substances into a fine powder

• To observe microscopic organisms

• To measure the volume of liquids

Which unit of measurement is always used in scientific thermometers?

• Fahrenheit

• Kelvin

• Rankine

• Celsius

What is the function of a probe in scientific experiments?

• To poke and manipulate specimens during dissections

• To measure temperature

• To grind substances into powder

• To measure the volume of liquids

What is a pipet primarily used for in a laboratory?

• To transfer small amounts of liquids

• To observe microscopic organisms

• To grind substances into powder

• To measure the mass of solids

What is the main use of a microscope in a biology lab?

• To measure the volume of liquids

• To observe microscopic organisms

• To grind substances into powder

• To measure temperature

What is the difference between a microscope and a dissecting scope?

• A microscope has two eyepieces, while a dissecting scope has one

• A dissecting scope is used for measuring temperature

• A microscope allows for stereoscopic vision, while a dissecting scope does not

• A dissecting scope allows for stereoscopic vision and is used for larger, 3D samples

Why are hot plates preferred over Bunsen burners in biology labs?

• Hot plates can measure temperature

• Hot plates are simpler and safer for freshmen to use

• Hot plates are more accurate

• Bunsen burners are not portable