SCIENCE OF FOOD UNL EXAM 1 QUESTIONS AND ANSWERS
GRADED A 2026
In order to use the organic seal a product must contain at least this percent of organic
ingredients -ANSWER-95%
Most studies concluded that organic foods have higher levels of important nutrients. -
ANSWER-False
Most studies concluded that the organic foods cost significantly more than conventional
food. -ANSWER-True
Pesticide exposure estimates indicated that residues in conventionally grown foods are very
close to levels that could have adverse health consequences. -ANSWER-False
Organic foods are grown and processed without the use of: -ANSWER-pesticides, artificial
fertilizers, biotechnology, artificial flavors, and colors
Organic foods are the same as natural foods -ANSWER-False
In recent years organic sales have been growing at -ANSWER-8%
While conventional food sales have grown at -ANSWER-3%
Which of the following areas are involved in food science? -ANSWER-Chemistry, Physics, and
Biology
What percent of today's population lives on a farm? -ANSWER-1%
, Of the 500,000 plant species, how many are commercially cultivated for food? -ANSWER-150
Which of the following cannot be fed to farm animals unless it is first heated? -ANSWER-
Soybeans
How many different odors can the nose detect? -ANSWER-40,000
Umami is a fifth taste that is triggered by which flavor enhancer? -ANSWER-MSG
A taste panel is the only way to measure individual consumer preferences. -ANSWER-True
Where are the "sweet" taste buds located on your tongue? -ANSWER-They are distributed
all over the tounge
What color of food is diet suppressant? -ANSWER-Blue
Which active ingredient is responsible for the hotness of chili peppers? -ANSWER-Capsaicin
What is the name of the scale used to measure the hotness of peppers? -ANSWER-Scoville
Scale
"Roach motels" are good for trapping not exterminating. -ANSWER-True
Colombian "big butt ants" are not rich in the following nutrients: -ANSWER-Carbohydrates
Which of the following are types of roaches that are cause for concern in the US? -ANSWER-
German and Oriental
Where does the red "carmine color" in foods come from? -ANSWER-The cochineal bug
GRADED A 2026
In order to use the organic seal a product must contain at least this percent of organic
ingredients -ANSWER-95%
Most studies concluded that organic foods have higher levels of important nutrients. -
ANSWER-False
Most studies concluded that the organic foods cost significantly more than conventional
food. -ANSWER-True
Pesticide exposure estimates indicated that residues in conventionally grown foods are very
close to levels that could have adverse health consequences. -ANSWER-False
Organic foods are grown and processed without the use of: -ANSWER-pesticides, artificial
fertilizers, biotechnology, artificial flavors, and colors
Organic foods are the same as natural foods -ANSWER-False
In recent years organic sales have been growing at -ANSWER-8%
While conventional food sales have grown at -ANSWER-3%
Which of the following areas are involved in food science? -ANSWER-Chemistry, Physics, and
Biology
What percent of today's population lives on a farm? -ANSWER-1%
, Of the 500,000 plant species, how many are commercially cultivated for food? -ANSWER-150
Which of the following cannot be fed to farm animals unless it is first heated? -ANSWER-
Soybeans
How many different odors can the nose detect? -ANSWER-40,000
Umami is a fifth taste that is triggered by which flavor enhancer? -ANSWER-MSG
A taste panel is the only way to measure individual consumer preferences. -ANSWER-True
Where are the "sweet" taste buds located on your tongue? -ANSWER-They are distributed
all over the tounge
What color of food is diet suppressant? -ANSWER-Blue
Which active ingredient is responsible for the hotness of chili peppers? -ANSWER-Capsaicin
What is the name of the scale used to measure the hotness of peppers? -ANSWER-Scoville
Scale
"Roach motels" are good for trapping not exterminating. -ANSWER-True
Colombian "big butt ants" are not rich in the following nutrients: -ANSWER-Carbohydrates
Which of the following are types of roaches that are cause for concern in the US? -ANSWER-
German and Oriental
Where does the red "carmine color" in foods come from? -ANSWER-The cochineal bug
