1.6.1: Matching

Matching Questions

1. Match the terms regarding growth media on the left with their appropriate descriptions by placing the letter next to the correct term.

   Question 1 Terms

   Answer	Terms
   _____	1. Selective media
   _____	2. Solid media
   _____	3. Complex media
   _____	4. Liquid media
   _____	5. Differential media
   _____	6. Enriched media
   _____	7. Anaerobic media
   _____	8. Semi-solid media
   _____	9. Defined media

   Question 1 Descriptions

   Letter	Description
   a.	physical classification - commonly called broths, contain nutrients and lack agar
   b.	functional classification - media containing special growth factors needed to grow fastidious microorganisms
   c.	functional classification - contain ingredients that allow the differentiation of organisms based on production of difference in color, production of precipitate, or other physical changes
   d.	physical classification - growth media containing nutrients and 0.5% or less agar
   e.	functional classification - contain ingredients that act to encourage the growth of some organisms while inhibiting others
   f.	functional classification - media containing a reagent such as sodium thioglycolate which serves to remove oxygen from the media
   g.	chemical classification - growth media in which the exact chemical contents are known
   h.	physical classification - growth media in which 1.5% - 2% agar has been added along with the nutrients
   i.	chemical classification - growth media in which the exact chemical composition is unknown due to the addition of yeast, plant, or animal products

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   Answers:
   1) e
   2) h
   3) i
   4) a
   5) c
   6) b
   7) f
   8) d
   9) g
2. Match the safety equipment term on the left with their appropriate descriptions by placing the letter next to the correct term.

   Question 2 Terms

   Answer	Terms
   _____	1. Safety shower
   _____	2. Eyewash station
   _____	3. Gas shut off valve
   _____	4. Biohazard container
   _____	5. Safety data sheet notebook
   _____	6. Broken glassware

   Question 2 Descriptions

   Letter	Description
   a.	used to hold uncontaminated broken glassware to prevent injury during disposal
   b.	container used to dispose of any materials that have been exposed to bodily fluids or infectious agents; including items such as contaminated glassware
   c.	used to rinse chemicals, infectious agents, etc. from the body; or extinguish fire on the body
   d.	used in times of fire or gas leak to stop flow of gas to gas jets
   e.	used to remove chemical agents or other irritants from the eyes
   f.	contains all necessary information regarding chemicals, including precautions for handling, and procedures for accidental exposure

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   Answers:
   1) c
   2) e
   3) d
   4) b
   5) f
   6) a
3. Match the microscope part on the left with their appropriate descriptions by placing the letter next to the correct term.

   Question 3 Terms

   Answer	Terms
   _____	1. Abbe condenser
   _____	2. Course focus knob
   _____	3. Fine focus knob
   _____	4. Iris diaphragm
   _____	5. Iris diaphragm aperture lever
   _____	6. Objective lens
   _____	7. Ocular lens

   Question 3 Descriptions

   Letter	Description
   a.	controls the amount of light reaching the specimen
   b.	lens located within the eyepiece
   c.	adjusts the aperture (opening) of the iris diaphragm to allow more or less light to reach the specimen
   d.	collects the light from the light source and focuses it onto the specimen
   e.	used to focus the microscope; it allows for fine tuning the focus and is used with higher power objective lenses
   f.	lenses that provide the primary source of magnification; attached to the revolving nose-piece
   g.	used to focus the microscope; used only with scanning objective lens

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   Answers:
   1) d
   2) g
   3) e
   4) a
   5) c
   6) f
   7) b