Classic Classic Quiz C4 - Nutrients by MdmAng MdmAng 455 played - 9 yrs ago To check understanding after learning about Nutrients and Food tests. QUIZ 7 QUESTIONS medium 1 Which combination of chemical elements is present in carbohydrate molecules? Carbon, hydrogen, nitrogenCarbon, hydrogen, nitrogen, oxygenCarbon, hydrogen, oxygen 2 Referring to the attached table, which tests are used to detect the presence of starch, reducing sugar, protein and fat in samples of food? ABC 3 Which of the following monosaccharides make up sucrose? Glucose and fructoseGlucose and glucoseGlucose and galactose 4 P, Q and R represent three types of nutrients. What are the respective end products of digestion of P, Q and R? P : amino acids, Q : fatty acids and glycerol, R : glucoseP : glucose, Q : fatty acids and glycerol, R : amino acidsP : : fatty acids and glycerol, Q : amino acids, R : glucose 5 Nectar contains mainly sucrose and water while honey consists of glucose and fructose. Which of the following tests may be used to differentiate nectar and honey? Benedict's testBiuret testIodine test 6 Which of the following is not a function of water? A reactant in photosynthesisRequired for respiration to occurTo keep plant cells turgid 7 A mixture of food gives the following results on testing : A blue black colour with iodine Orange red precipitate on Benedict's solution Violet colouration on the Biuret test Clear solution with Ethanol Emulsion test. The mixture of food contains : Starch and reducing sugarStarch, reducing sugar and fatStarch, reducing sugar and protein A mistake in this Quiz ? Contact the author Commentaires