LSNHS Food Science Final Review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Chemical reactions are never reversible.True or False | show 🗑
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| Taring is a procedure used to mass a substance.True or False | show 🗑
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| show | True
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| show | True
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| Most fats in the human diet are triglycerides. True or False | show 🗑
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| show | True
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| show | False
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| Freezing foods destroys most harmful microorganisms. | show 🗑
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| show | False
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| Term used to describe when you return the original water to a food. | show 🗑
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| Drying a food by smoking it with chemical fumes is called _________ | show 🗑
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| show | Steam blanching
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| Drying the surface of a food before sufficient inner moisture has been removed. | show 🗑
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| show | Sulfiting
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| When should a balance be tared? | show 🗑
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| show | Dependent variable
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| A food's flavor would suffer MOST from a bland color, an unappealing texture, an odd color or all are equally damaging. | show 🗑
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| Steam rising from a bowl of hot soup is considered a solution because it contains food molecules dissolved in gases, carries odor, contains volatile substance or is chemically different from both the chicken broth and water vapor. | show 🗑
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| One differenct between an element and a compound is that a(n) compound includes several elements, element is a pure substance; a compound is not, element contains more atoms than a compound or compound contains carbon. | show 🗑
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| show | Increasing the force and frequency of molecular collision
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| show | a.
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| In the large intestine water is recovered, fiber is broken down, some vitamins are created, all of the above | show 🗑
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| Supersaturated sugar solutions are possible because sugar is more soluble in a hotter solute, sugar caramelizes at high pH levels, or starches absorb water as a solution is heated. | show 🗑
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| show | how atoms are arranged in its molecules
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| show | Fatty acids, hydroxyl groups and carboxyl groups
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| What should you suspect if you find a jar of home-canned sauerkraut with a lid that is not tightly closed and a chipped rim? | show 🗑
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| The BEST candidate for home freezing is:aged parmesan cheese, deviled eggs, fresh grape salad, or vanilla custard pie | show 🗑
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| show | False
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| show | False
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| show | True
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| show | True
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| To measure a liquid accurately, you may need to locate the meniscus. | show 🗑
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| show | True
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| show | False
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| show | False
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| show | True
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| show | True
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| Most digestion occues in the large intestine | show 🗑
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| show | True
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| STeam provides some leavening in all baked items | show 🗑
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| Baking soda is a more complex compound than baking powder | show 🗑
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| show | False
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| show | True
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| show | False
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| show | Microbiologist
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| show | R & D Specialist
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| Improving food plants and animals using modern techniques of genetics a. biotechnology b. R & D Specialist c. Food Science d. Microbiologist | show 🗑
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| show | food science
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| show | d. all of the above
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| As a personal benefit, studying food science can help you a. choose a healthful way to prepare food b. evaluate nutritional claims made for a food c. discover an exciting career d. all of the above | show 🗑
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| Food sciene's impact on the environmnet can be seen in a. lower food prices b. more importing and exporting of foods c. a reduced need for chemical fertilizers d. none of the above | show 🗑
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| A practice that might be used in sustainable farming is a. enriching the soil with compost b. adding vitamins to chicken feed c. improving a fruit's appearance with a safe wax coating d. all of the above | show 🗑
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| Food sciene's impact on health and safety can be seen in a. the monitoring of food procesing methods b. directions for proper handling on food packages c. the discovery of a link between some foods and diseases d. all of the above | show 🗑
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| To slice food safely for an experiment a. hold the food in your hands b. use kitchen shears c. cut the food on the coutner d. use a cutting board | show 🗑
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| show | b.
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| On the Celsius scale, 0 degrees and 100 degrees represent a. the freezing point and the boiling point of water b. the freezing point and evaporation point of water d. the freezing point and | show 🗑
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| A final zero in a recorded measurement shows that the measurement is a. estimated b. exact c. not precise | show 🗑
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| In the scientific method a. a theory may lead to experimentation b. an experiment may disprove a theory c. a hypothesis may be revised many times d. all of the above | show 🗑
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| The most suitable topic for a food science research project is a. why chocolate hardens when you add water b. how freezing affects food c. the history of food preparation in the armed services d. all are equally suitable | show 🗑
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| show | b.
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| show | B
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| Which lipid would be the best choice for someone who wants to cut down on saturated fats? lard, butter, soybean oil or palm kernel oil | show 🗑
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| In a yeast product, a. a high-gluten flour produces a superior product b. steam is a leavening agent c. salt tends to limit leavening action d. all of the above | show 🗑
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| Compared to double-acting baking powder, one disadvantage of single-acting baking powder is that it a. must be used with an acid b. can't be made at home c. may start ot leaven before the item is baked d. none of the above | show 🗑
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| show | c. they are called the buffet germ
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| One advantage of sun drying is that is a. takes only a few hours b. offers great control over environmnent factors c. is easy and inexpensive d. all of the above | show 🗑
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Created by:
annpike
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