MBD Laboratory (Prelims)

Question 1

designed to deliver a precise volume of liquid

Answer 1

blowout pipette

Question 2

purpose of second stop in micropipettes

Answer 2

to expel any remaining liquid in the tip after initial dispensing

Question 3

used for transferring small volume of liquid

Answer 3

pasteur pipette and transfer pipette

Question 4

primarily used in clinical labs for precise measurement

Answer 4

serological pipette

Question 5

used for delivering variable measureable volume of liquid

Answer 5

mohr pipette

Question 6

designed to be highly accurate for a specific volume

Answer 6

volumetric pipette

Question 7

commonly used in chemistry labs, not accurate

Answer 7

automatic pipettes

Question 8

easily allows a single device to fill multiple wells at a single time

Answer 8

multichannel micropipettes

Question 9

used for homogenous sample mixing with extraction buffer

Answer 9

vortex mixer

Question 10

density gradient centrifugation uses cesium salt gradients for the separation of dna and rna

Answer 10

ultracentrifuge

Question 11

multi-well plates that can be sealed

Answer 11

microplate

Question 12

used to quantify nucleic acid

Answer 12

spectrophotometer

Question 13

used to measure gene expression

Answer 13

real time pcr system

Question 14

used for spinning liquid samples

Answer 14

microcentrifuge

Question 15

maintains a controlled environment to support growth

Answer 15

incubator

Question 16

measures the acidity or alkalinity of a solution

Answer 16

ph meter

Question 17

sterilizes equipment media

Answer 17

autoclave

Question 18

analyzes the thermal properties of substances

Answer 18

thermal analyser

Question 19

provides a contained, sterile environment for woking with hazardous microorganisms

Answer 19

biosafety cabinet

Question 20

facilitates the counting of individual colonies

Answer 20

colony counter