Laboratory Equipment

Question 1

• A ___ is a room or a place equipped for the performance of tests, experimentation, and investigative processes

Answer 1

laboratory

Question 2

___ refers to the various tools used by scientists working in a laboratory.

Answer 2

Lab. equipment

Question 3

Is an optical instrument consisting of a combination of lenses that magnifies the image of the object seen through it.

Answer 3

microscope

Question 4

It is used for the morphological study of very small organisms which are not visible to the naked eye.

Answer 4

microscope

Question 5

Types of Microscopes:

Answer 5

Simple
Compound
Electron

Question 6

___ hold solids or liquids.

• Very poor accuracy - should only be used to estimate volume

Answer 6

Beakers

Question 7

___ are used to move beakers containing hot liquids.

Answer 7

Beaker tongs

Question 8

___ hold solids or liquids that may release gases during a reaction or that are
likely to splatter if stirred or heated.

Answer 8

Erlenmeyer flasks

Question 9

___ are used to hold or pick up small objects.

Answer 9

Forceps

Question 10

A ___ is used to aid in the transfer of liquids from one vessel to another and will
hold filter paper while filtering. It may be glass or plastic.

Answer 10

funnel

Question 11

A ___ is used to more accurately measure volumes of liquids (probably your best everyday measuring tool) there are three sizes in your desk: 10 mL, 50 mL, and 100 mL.
100 ml

Answer 11

graduated cylinder

Question 12

A ___ is used to very accurately measure volumes of liquids and dispense small measurable amounts of liquids.

Answer 12

buret

Question 13

A ___ is used to transfer a small volume of
liquid, usually one drop at a time.

Answer 13

dropper pipet

Question 14

Is a device used to grow and maintain microbial culture
The ___ maintains optimal temperature humidity and other conditions such as carbon dioxide and oxygen content of the atmosphere inside.

Answer 14

incubator

Question 15

Is a pressure chamber used to sterile equipment and supplies by subjecting them to high-pressure saturated steam at 121 degrees for around 15 to 20 minutes depending on the size of the load and the contents.
Used to sterilize culture media, discard and other equipment

Answer 15

Autoclave

Question 16

Device used in sterilization

it uses dry heat to sterilize

It is used to sterilize items that might be damaged by moist heat( e.g. glassware, powders, oils)

Answer 16

The oven

Question 17

Is used for a wide variety of purposes such as:
maintenance and storage of stock culture between subculturing periods.
storage of sterile media to prevent dehydration.
also used as a repository for thermolabile solutions, antibiotics, and serums.

Answer 17

Laboratory refrigerator

Question 18

is an apparatus that rotates at high speed
and separates substances of different densities.

Answer 18

Centrifuge

Question 19

used to measure an object’s mass to a very high
degree of precision.

Answer 19

Balance

Question 20

Used to heat and stir substances

Answer 20

Hot Plate/Stir Plate

Question 21

Is a common piece of laboratory equipment that produces a single open gas flame, which is used for heating and sterilization.

Answer 21

Bunsen Burner

Question 22

___ are used to transfer microorganisms to growth media or for staining slides.

Answer 22

Inoculating loops

Question 23

used to place specimens on to observe under the microscope.

Answer 23

• Glass slide:

Question 24

used to cover specimens on a microscope slide.

Answer 24

• Cover slip:

Question 25

is an instrument used in the production of an anaerobic environment.

Answer 25

Anaerobic jar

Question 26

Anaerobic jar is used for anaerobiosis is used to culture bacteria that die or fail to grow in the presence
of ___.·

Answer 26

oxygen

Question 27

are often used to make agar plates for microbiology studies.

Answer 27

Petri dishes

Question 28

Used to measure liquid volume.

Answer 28

Pipet and Graduated Cylinders

Question 29

Used to stir, heat (if glass), and measure liquid volume in ml.

Answer 29

Beaker

Question 30

• Glassware used to heat and store substances.

Answer 30

Flask

Question 31

• Aids in pouring liquids, into small openings without spilling them

Answer 31

Funnel

Question 32

• used to mix, heat, or store substances

Answer 32

Test Tube

Question 33

Used to hold test tubes

Answer 33

Test Tube Rack

Question 34

Used to rinse various pieces of laboratory glassware

Answer 34

Wash Bottles

Question 35

used to separate solids from liquids

Answer 35

Filter Paper

Question 36

• Any substance that will burn if exposed to an open flame

Answer 36

Flammable

Question 37

• a substance that may explode if exposed to heat or flame

Answer 37

Explosive

Question 38

• a substance that can lead to death if inhaled, ingested, or absorbed by the skin

Answer 38

Toxic/Poison

Question 39

• a substance that can destroy or burn living tissue and can eat away at other materials

Answer 39

Corrosive

Question 40

• a substance that causes inflammation upon contact with skin

Answer 40

Irritant

Question 41

• substances that are harmful to the environment
  They must be disposed of properly, not washed down the drain.

Answer 41

Environmental