Exam_4_F07 - Exam 4 - CHE105 Exploring Chemistry Name:...

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Exam 4 - CHE105 Exploring Chemistry December, 2007 Name: MULTIPLE CHOICE. (5 pts each) Choose the one alternative that best completes the statement or answers the question. __ __1) This molecule is an example of a(n) . . . ? A) Amino acid B) Triglyceride C) Protein D) Steroid E) Carbohydrate __ __2) The human body is primarily made up of . . . ? A) Amino acids B) Proteins C) Fats D) Carbohydrates E) Water ___ _3) In carbohydrates, the ratio of hydrogen to oxygen atoms (H:O) is usually about .? A) 2:1 B) 1:2 C) 1:1 D) 3:1 E) 1:3 CHE 105 1
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__ __4) This molecule is a(n) . . . ? A) saturated fatty acid B) monounsaturated fatty acid C) polyunsaturated fatty acid D) carbohydrate E) protein ___ _5) How many amino acids are in this molecule? A) 0 B) 1 C) 2 D) 3 E) 4 ___ _6) What kind of a bond holds the amino acids together in a protein? A) hydrogen bond B) peptide bond C) ionic bond D) double bond E) acidic bond __ __ 7) What is the major role of fat in our diets? A) to add fiber B) to provide energy C) to create structural material D) to synthesize hemoglobin E) to repair body organs CHE 105 2 C C C C C C
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___ _ 8) Which of the numbered elements is present in a micromineral necessary for human life? A) element #1 B) element #2 C) element #3 D) element #4 E) none of the above __ _ 9. This structure represents a common vitamin. From the given structure, which statement about this vitamin is correct? A) It will play a role in metabolizing minerals in the body, making an overdose likely. B) It is expected to be very soluble in fats, making an overdose possible.
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This note was uploaded on 04/18/2008 for the course CHE 105 taught by Professor Duecker during the Spring '08 term at Indiana Wesleyan.

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Exam_4_F07 - Exam 4 - CHE105 Exploring Chemistry Name:...

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