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Name: ______________________ Class: _________________ Date: _________ Bi 12 Biological Molecules /26 Multiple Choice Identify the choice that best completes the statement or answers the question. ____ ____ ____ ____ 1. Triglycerides are a type of A. carbohydrate B. lipid C. protein 2. Glycogen is a type of A. carbohydrate B. lipid 3. Peptide is another name for A. carbohydrate B. lipid 4. Cellulose is a type of A. carbohydrate B. lipid D. nucleic acid E. vitamin C. protein D. nucleic acid E. vitamin C. protein D. nucleic acid E. vitamin C. protein D. nucleic acid E. vitamin fig B ____ 5. Examine Figure B. To which of the following subclasses could the molecule be classified as? A. Monosaccharide C. Polypeptide E. Triglyceride B. Polysaccharide D. Nucleotide 1 ID: A Name: ______________________ ____ ID: A 6. Examine Figure B. What monomer makes up this molecule? A. Monosaccharide C. Fatty acid E. Lipids B. Amino Acids D. Nucleotide Completion Complete each statement. 7. Name one product of a dehydration synthesis reaction between glucose and fructose. _________________________________________________ 8. The subclassification of lipids is found in the cell membrane are called ___________________________________. 9. Give an example of a nucleic acid. _______________________________________________________ 10. The following image represents one of the five major types of organic compounds found in living things. Name the major class of organic compounds to which this molecule most likely belongs. _________________________________________ 11. The following image represents one of the five major types of organic compounds found in living things. Name the major class of organic compounds to which this molecule most likely belongs. _________________________________________ 2 Name: ______________________ ID: A 12. The following image represents one of the five major types of organic compounds found in living things. Name the major class of organic compounds to which this molecule most likely belongs. _________________________________________ 13. The following image is an example of what type of chemical reaction? Figure E 14. Examine Figure E. When this reaction proceeds from left to right it is called ________________________________________________. 3 Name: ______________________ ID: A 15. Examine Figure E. When this reaction proceeds from left to right name one of the products produced ________________________________________________. Figure G 16. Examine FIGURE G. A chain of monomers similiar to the one pictured in the figure would result in which one of the five major organic molecules? __________________________________________________________________ Short Answer 17. Name the 4 most common elements found in all living things A. _________________________________________ B.__________________________________________ C. _________________________________________ D. _________________________________________ 18. List four functions of proteins. _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ 19. List two functions of carbohydrates. _____________________________________________________ _____________________________________________________ 4 ID: A Bi 12 Biological Molecules Answer Section MULTIPLE CHOICE 1. ANS: B A triglyceride is glycerol with 3 fatty acid tails 2. 3. 4. 5. 6. PTS: ANS: ANS: ANS: ANS: ANS: 1 A C A B A PTS: PTS: PTS: PTS: PTS: 1 1 1 2 2 KEY: KEY: KEY: KEY: KEY: COMPLETION 7. ANS: Water H2 O Sucrose Table Sugar PTS: 1 8. ANS: phospholipids PTS: 1 9. ANS: DNA RNA ATP PTS: 1 10. ANS: carbohydrate carb PTS: 1 11. ANS: lipid PTS: 1 1 carbohydrate protein carbohydrate carbohydrate carbohydrate /26 ID: A 12. ANS: protein PTS: 1 13. ANS: hydrolysis PTS: 1 14. ANS: dehydration synthesis PTS: 1 15. ANS: water dipeptide protein PTS: 1 16. ANS: Nucleic Acid PTS: 1 SHORT ANSWER 17. ANS: Carbon, hydrogen, Oxygen, Nitrogen PTS: 1 18. ANS: transport hormones enzymes structure in cells and tissue growth repair replacement PTS: 1 19. ANS: energy structure in plants self ID in cell energy storage PTS: 1 2