Test Your Food Science IQ
Jul 09, 2015
Test Your
Food Science IQ
The pH of foods
is important for
several reasons.
iStock Photo: 38680678 © phototake
Which of these are true:
a. The pH influences food safety by
affecting the growth rate of bacteria
b. The pH influences the color of
foods containing some natural
colors
c. The pH affects the price of foods
d. The pH affects the flavor of some
foods
iStock Photo: 38680678 © phototake
Which of these are true:
a. The pH influences food safety by
affecting the growth rate of bacteria
b. The pH influences the color of
foods containing some natural
colors
c. The pH affects the price of foods
d. The pH affects the flavor of some
foods
iStock Photo: 38680678 © phototake
Which of these are true:
a. The pH influences food safety by
affecting the growth rate of bacteria
b. The pH influences the color of
foods containing some natural
colors
c. The pH affects the price of foods
d. The pH affects the flavor of some
foods
iStock Photo: 38680678 © phototake
Which of these are true:
a. The pH influences food safety by
affecting the growth rate of bacteria
b. The pH influences the color of
foods containing some natural
colors
c. The pH affects the price of foods
d. The pH affects the flavor of some
foods
iStock Photo: 38680678 © phototake
Which of these are true:
a. The pH influences food safety by
affecting the growth rate of bacteria
b. The pH influences the color of
foods containing some natural
colors
c. The pH affects the price of foods
d. The pH affects the flavor of some
foods
iStock Photo: 38680678 © phototake
The pH of food can
influence the growth rate
of bacteria as well as its
color and flavor.
Learn more about chemical
principles of food from Dr. Rick
Ludescher on Day 1 of the Rutgers
5-Day Intro to Food Science Course.
iStock Photo: 38680678 © phototake
The general
population does
NOT understand
how caffeine,
calories and
actual energy
relate.
Which of these beverages
provides the most
energy?
a. 0 calorie Energy Drink
b. Water (0 calories)
c. Diet Caffeinated soda
d. Skim milk
Which of these beverages
provides the most
energy?
a. 0 calorie Energy Drink
b. Water (0 calories)
c. Diet Caffeinated soda
d. Skim milk
Which of these beverages
provides the most
energy?
a. 0 calorie Energy Drink
b. Water (0 calories)
c. Diet Caffeinated soda
d. Skim milk
Which of these beverages
provides the most
energy?
a. 0 calorie Energy Drink
b. Water (0 calories)
c. Diet Caffeinated soda
d. Skim milk
Which of these beverages
provides the most
energy?
a. 0 calorie Energy Drink
b. Water (0 calories)
c. Diet Caffeinated soda
d. Skim milk
Skim milk provides more
energy than a zero calorie
energy drink or diet soda.
Learn more about nutrition from
Mallory Koenings on Day 5 of the
Rutgers 5-Day Intro to Food Science
Course.
Proteins are
important
because they
can change the
physical
properties of
foods.
Which of these physical
properties/changes are
modulated by proteins?
a. The emulsification of oil by egg
yolk in mayonnaise
b. The formation of the soft yogurt
gel
c. The formation of a solid gel in
grilled sausages
d. The stabilization of the foam in
whipped cream
Which of these physical
properties/changes are
modulated by proteins?
a. The emulsification of oil by egg
yolk in mayonnaise
b. The formation of the soft yogurt
gel
c. The formation of a solid gel in
grilled sausages
d. The stabilization of the foam in
whipped cream
Which of these physical
properties/changes are
modulated by proteins?
a. The emulsification of oil by egg
yolk in mayonnaise
b. The formation of the soft yogurt
gel
c. The formation of a solid gel in
grilled sausages
d. The stabilization of the foam in
whipped cream
Which of these physical
properties/changes are
modulated by proteins?
a. The emulsification of oil by egg
yolk in mayonnaise
b. The formation of the soft yogurt
gel
c. The formation of a solid gel in
grilled sausages
d. The stabilization of the foam in
whipped cream
Which of these physical
properties/changes are
modulated by proteins?
a. The emulsification of oil by egg
yolk in mayonnaise
b. The formation of the soft yogurt
gel
c. The formation of a solid gel in
grilled sausages
d. The stabilization of the foam in
whipped cream
Protein is not responsible for
the stabilization of the foam
texture in whipped cream,
but protein does modulate
the formation of the gel
consistency in sausages,
yogurt and mayonnaise.
Learn more about protein from
Dr. Rick Ludescher on Day 2 of the
Rutgers 5-Day Intro to Food Science
Course.
What is better
than an ice-cold
Corona?
An ice-cold
Corona with a
lemon or lime!
Why is a lemon or lime
added to Corona?
a. Because organic acids in citrus
compliments the flavor profile of
the beer
b. To Improve the color of the beer
c. To neutralize rancid flavors
generated by photo-oxidation
d. To neutralize the alcohol
content
Why is a lemon or lime
added to Corona?
a. Because organic acids in citrus
compliments the flavor profile of
the beer
b. To Improve the color of the beer
c. To neutralize rancid flavors
generated by photo-oxidation
d. To neutralize the alcohol
content
Why is a lemon or lime
added to Corona?
a. Because organic acids in citrus
compliments the flavor profile of
the beer
b. To Improve the color of the beer
c. To neutralize rancid flavors
generated by photo-oxidation
d. To neutralize the alcohol
content
Why is a lemon or lime
added to Corona?
a. Because organic acids in citrus
compliments the flavor profile of
the beer
b. To Improve the color of the beer
c. To neutralize rancid flavors
generated by photo-oxidation
d. To neutralize the alcohol
content
Why is a lemon or lime
added to Corona?
a. Because organic acids in citrus
compliments the flavor profile of
the beer
b. To Improve the color of the beer
c. To neutralize rancid flavors
generated by photo-oxidation
d. To neutralize the alcohol
content
A lemon or lime wedge is
added to Corona beers to
neutralize rancid flavors
generated by photo-
oxidation.
Learn more about lipids from Michael
Rogers on Day 5 of the Rutgers
5-Day Intro to Food Science Course.
When buying a
box of cereal, are
you paying for…
…air?
How much air is in a
typical piece of puffed
rice cereal?
a. 10%
b. 20%
c. 40%
d. 80%
How much air is in a
typical piece of puffed
rice cereal?
a. 10%
b. 20%
c. 40%
d. 80%
How much air is in a
typical piece of puffed
rice cereal?
a. 10%
b. 20%
c. 40%
d. 80%
How much air is in a
typical piece of puffed
rice cereal?
a. 10%
b. 20%
c. 40%
d. 80%
How much air is in a
typical piece of puffed
rice cereal?
a. 10%
b. 20%
c. 40%
d. 80%
Most brands of puffed
rice cereals contain
approximately 80% air
and only 20% food.
Learn more about food engineering
and processing from Dr. Mukund
Karwe on Day 4 of the Rutgers
5-Day Intro to Food Science Course.
Whether you work in
product development
or quality assurance…
Having a solid
understanding of food
science and safety
principles is crucial
for success in today's
competitive market.
Where can you
update your food
science and safety
skills with highly
focused, practical
training from leading
industry experts?
At the Rutgers
Intro to Food
Science Course!
Day 1: Chemical Principles & Lipids
Day 2: Carbohydrates & Proteins
Day 3: Color, Flavor & Sensory
Day 4: Nutrition & Food Microbiology
Day 5: Food Processing & Engineering
Introduction to Food ScienceAugust 18-22, 2014 | 9:00am to 4:00pmRutgers Food Science Auditorium-New Brunswick, NJ
REGISTER TODAY!!
Visit www.cpe.rutgers.edu/food for more info.