BIOD 171 Lab Exams 1–9 | Essential Microbiology | Portage Learning | Actual Questions & Verified Answers (2025)

BIOD 171 / BIOD171
ESSENTIAL MICROBIOLOGY

LAB 1-9 EXAMS
Actual Questions and Verified Answers
Portage Learning

Inside you will get:
 LAB 1 to 9 EXAMS
 Answer Key
 Questions and with Verified Answers
 Clear images

,TABLE OF CONTENTS
BIOD 171 LAB 1 EXAM…………………02

BIOD 171 LAB 2 EXAM…………………04

BIOD 171 LAB 3 EXAM…………………06

BIOD 171 LAB 4 EXAM…………………08

BIOD 171 LAB 5 EXAM…………………10

BIOD 171 LAB 6 EXAM…………………13

BIOD 171 LAB 7 EXAM…………………16

BIOD 171 LAB 8 EXAM…………………18

BIOD 171 LAB 9 EXAM…………………21

, LAB 1

Answer the following questions


1. What three elements are used in an autoclave to sterilize equipment?


heat, pressure, and steam


2. What is the minimum temperature an autoclave must be set at to achieve sterile condition?


125°C


3. If you are working in a lab in which an autoclave is not available, and you are pressed for
time, which would you chose to best sterilize your equipment? Hot steam or hot air? Explain why
you chose your answer.


Hot steam is the best choice as you can achieve a sterile environment in a matter of
minutes whereas hot air will take several hours to achieve the same effect.


4. What type of incubator is pictured below?


Fixed incubator