Question

The test results below indicate the presence of which nutrient? four test tubes A. monosaccharide B. polysaccharide C. protein D. lipid Which of the following shows the results that you would get if you tested beef using the four tests in the Gizmo? 452 AQ2 A. test tubes A B. test tubes B C. test tubes C D. test tubes D Which test would show positive results for orange juice? A. Benedict test B. Lugol test C. Biuret test D. Sudan Red test Which foods would have the following nutrient test results? four test tubes A. beef, peanut butter, tuna B. apple juice, honey, orange juice C. candy, table sugar, cola D. pasta, bread, crackers Which of the following would test positive in the Biuret test, and negative in the Sudan Red test? A. skim milk B. wheat bread C. meatloaf D. vegetable oil

Answer 1

Answer:

See below

Explanation:

Q1. incomplete information given

Q2. Protein will be present so test tube C. Beef is a rich source of protein. Hence, the Biuret test will be relevant in this case since that is specific to detecting proteins.

Q3. Orange juice has ample amount of simple sugars (such as fructose, glucose), which are monosaccharides. So option A. Benedict test is required here.

Q4. Incomplete information provided

Q5. You need a certain kind of food that is rich in protein and simultaneously lacks fats. Here, skimmed milk is relevant - fat has been removed from the milk although protein is still present.