Food Science Technology Multiple Choice Questions and Answers

111. Microbes that prefer cold temperatures are...................

1. mesophilic
2. thermophilic
3. psychrophilic
4. obligative

112. Microbial growth slows at temperatures under..................ºF.

1. 80
2. 70
3. 60
4. 50

113. Microwave radiation is often called radiation.

1. ionizing
2. nonionizing
3. electrical
4. magnetic

114. milk is a traditional milk fermented with Lactobacillus acidophilus (LA).

1. Skim
2. Whole
3. Acidophilus
4. Butter

115. Milling a hundred pounds of wheat should yield percent straight flour.

1. 72 to 75
2. 75 to 80
3. 88 to 90
4. 68 to 70

116. Molds and yeast are classified as...................

1. viruses
2. parasites
3. fungi
4. bacteria

117. Monoglycerides and diglycerides are used as in a variety of foods.

1. emulsifiers
2. flavor
3. calories
4. color

118. Most bacteria are killed at..................º to..................ºF, but spores are not.

1. 150, 175
2. 180, 200
3. 160, 200
4. 175, 200

119. Most pathogenic bacteria are classified as...................

1. psychrotrophic
2. thermotrophic
3. psychrophilic
4. mesophilic

120. Most vitamins are measured in...................

1. milligrams
2. grams
3. liters
4. kilograms