UNIT 2

Question 1

The parameters of plant and animal tissues that are an inherent part of
the tissues are referred to as _______.

Answer 1

Intrinsic Parameters

Question 2

Types of Intrinsic Parameters

Answer 2

pH
Moisture Content
Oxidation-Reduction Potential
Nutrient Content
Antimicrobial constituents
Biological Structure

Question 3

• Most microorganisms grow best at pH values around ____
(range: 6.6–7.5).
• Few microorganisms grow below pH 4.0.
• Bacteria are more fastidious in their relationship to pH compared to molds and yeasts.
• Pathogenic bacteria are the most fastidious in relation to
pH.

Answer 3

7.0