MCB2010L Broward College Exam 1 Questions and Answers with complete solution
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Broward College
MCB2010L Broward College Exam 1 Questions and Answers with complete solution
What is the total magnification of an oil immersion lens?
1000x magnification
Resolution
how clear an image appears
Magnification
making small things big
Working Distance
the distance between the tip of the objec...
mcb2010l broward college exam 1 questions and answ
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MCB2010L Broward College Exam 1 Questions and
Answers with complete solution
What is the total magnification of an oil immersion lens?
1000x magnification
Resolution
how clear an image appears
Magnification
making small things big
Working Distance
the distance between the tip of the objective lens and the stage
What is the purpose of the oil in the oil immersion lens?
the oil is used to minimize light refraction to create a sharper, larger image
Inoculum
the organism that is being transferred from one medium to another
Inoculation
the process of transferring an organism from one media to the next
What fingers do you use when removing the cap from a test tube?
last two fingers of the hand holding the inoculating loop (ring and pinkie finger)
After opening the test tube you flame it.
True
When removing an inoculum from a plate you remove the lid and place it on the
lab bench.
False
Identify a colony margin by name
When inoculating a broth, the loop may not touch the sides of the tube.
True
Ciguarta toxin is a naturally occurring toxin produced by the dinoflagellate...
Gambierdiscus Toxicus
Cyanobacteria
CLASSIFIED AS: plants, protozoans, and bacteria
DERIVE ENERGY FROM : photosynthesis
UTILIZE: chlorophyll to capture light energy
ALSO CONTAIN: phycobilins(accessory pigment that aids in diagnosis)
Heterocyst
thick walled cells of the cyanobacteria ANABAENA responsible for nitrogen fixation
Akinete
large reproductive structure of the cyanobacteria ANABAENA
Anabaena
What kingdom do algae belong to?
Plantae
What are the criss-cross patterns on Spirogyra made of?
Chloroplast
Where are diatoms and dinoflagellates usually commonly found?
phytoplankton in salt and fresh water
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