Question: 1. The MR-VP Tests Are Part Of A Battery Of Tests Called IMViC Tests. These Tests Are Useful In Identifying And Differentiating: A. Gram-positive Cocci. B. Gram-negative Cocci. C. Gram-negative Enterics. D.Gram-positive Enterics. 2. Why Do Some Bacteria Neutralize The End Products Of Fermentation? A. The Hypotonic Conditions Are Toxic And Inhibit Growth. …

1. The MR-VP Tests are part of a battery of tests calledIMViC tests. These tests are useful in identifying anddifferentiating:

a. Gram-positive cocci.

b. Gram-negative cocci.

c. Gram-negative enterics.

d.Gram-positive enterics.

2. Why do some bacteria neutralize the end products offermentation?

a. The hypotonic conditions are toxic and inhibit growth.

b. The acidic conditions are toxic and inhibit growth.

c. The alkaline conditions are toxic and inhibit growth.

d. The neutral conditions are toxic and inhibit growth.

3. Which of the following colors are associated with anegative MR result?

a. Red

b. Orange

c. Yellow

d. All of the above

4. Which fermentative pathway is measured in a VPtest?

a.Lactic acid fermentation

b.Butanediol fermentation

c. Ethanol fermentation

d. Acetic acid fermentation