Mader's Concepts in Biology, First Edition Copyright  ©  The McGraw-Hill Companies, InC) Permission required for reproduct...
Question 1 <ul><li>Molecules which speed up chemical reactions in cells are called: </li></ul><ul><li>A. vitamins </li></u...
Question 2 <ul><li>In general, plants have more types of enzymes when compared to animals due to the process of photosynth...
Question 3 <ul><li>Which of the following statements is not true? </li></ul><ul><li>A. plants produce more molecules than ...
Question 4 <ul><li>A chemist is studying organic molecules in her lab. Which of the following molecules would she be least...
Question 5 <ul><li>Which of the following organisms uses chitin for structure and support? </li></ul><ul><li>A. a cactus <...
Question 6 <ul><li>Which of the following organic molecules would bacteria use to strengthen its cell wall? </li></ul><ul>...
Question 7 <ul><li>The most essential ingredient in organic molecules is hydrogen. </li></ul><ul><li>A. true </li></ul><ul...
Question 8 <ul><li>Which of the following is not a statement associated with organic molecules? </li></ul><ul><li>A. they ...
Question 9 <ul><li>Because carbon only has four electrons in its outer shell, carbon must: </li></ul><ul><li>A. gain four ...
Question 10 <ul><li>A chemist is studying a specific combination of bonded atoms which always react in the same way. Which...
Question 11 <ul><li>Which of the following molecules transform a carbon chain into an alcohol? </li></ul><ul><li>A. carbox...
Question 12 <ul><li>Which of the molecules would be associated with nucleotides and phospholipids? </li></ul><ul><li>A. ca...
Question 13 <ul><li>Which of the following molecules can ionize and release hydrogen ions to make the solution more acidic...
Question 14 <ul><li>A chemist is in the lab studying a large organic molecule with many subunits. Which of the following t...
Question 15 <ul><li>A molecule which speeds a reaction by bringing the reactants together is referred to as: </li></ul><ul...
Question 16 <ul><li>The removal of a hydroxyl group and a hydrogen atom from two molecules to join them together is known ...
Question 17 <ul><li>For a hydrolysis reaction to occur there must be water and many monomers. </li></ul><ul><li>A. true </...
Question 18 <ul><li>In metabolism, which of the following molecules would be used for an immediate and quick source of ene...
Question 19 <ul><li>Which of the following molecules is not a monosaccharide? </li></ul><ul><li>A. sucrose </li></ul><ul><...
Question 20 <ul><li>To convert two monosaccharides into a disaccharide, which of the following reactions would be needed? ...
Upcoming SlideShare
Loading in …5
×

Chapter 3

6,221 views

Published on

Published in: Health & Medicine, Technology
2 Comments
0 Likes
Statistics
Notes
  • Be the first to like this

No Downloads
Views
Total views
6,221
On SlideShare
0
From Embeds
0
Number of Embeds
157
Actions
Shares
0
Downloads
44
Comments
2
Likes
0
Embeds 0
No embeds

No notes for slide

Chapter 3

  1. 1. Mader's Concepts in Biology, First Edition Copyright © The McGraw-Hill Companies, InC) Permission required for reproduction or display. Sylvia S. Mader Chapter 3
  2. 2. Question 1 <ul><li>Molecules which speed up chemical reactions in cells are called: </li></ul><ul><li>A. vitamins </li></ul><ul><li>B. minerals </li></ul><ul><li>C. carbohydrates </li></ul><ul><li>D. enzymes </li></ul><ul><li>E. lipids </li></ul>
  3. 3. Question 2 <ul><li>In general, plants have more types of enzymes when compared to animals due to the process of photosynthesis. </li></ul><ul><li>A. true </li></ul><ul><li>B. false </li></ul>
  4. 4. Question 3 <ul><li>Which of the following statements is not true? </li></ul><ul><li>A. plants produce more molecules than animals due to photosynthesis </li></ul><ul><li>B. animals produce more molecules than plants due to their complexity </li></ul><ul><li>C. plants produce more molecules than animals to protect themselves </li></ul><ul><li>D. animals produce fewer molecules than plants for support </li></ul><ul><li>E. plants produce more molecules than animals for coloration </li></ul>
  5. 5. Question 4 <ul><li>A chemist is studying organic molecules in her lab. Which of the following molecules would she be least interested in studying? </li></ul><ul><li>A. carbohydrates </li></ul><ul><li>B. proteins </li></ul><ul><li>C. water </li></ul><ul><li>D. nucleic acids </li></ul><ul><li>E. lipids </li></ul>
  6. 6. Question 5 <ul><li>Which of the following organisms uses chitin for structure and support? </li></ul><ul><li>A. a cactus </li></ul><ul><li>B. a bacteria </li></ul><ul><li>C. a tree </li></ul><ul><li>D. a crab </li></ul><ul><li>E. a human </li></ul>
  7. 7. Question 6 <ul><li>Which of the following organic molecules would bacteria use to strengthen its cell wall? </li></ul><ul><li>A. cellulose </li></ul><ul><li>B. starch </li></ul><ul><li>C. chitin </li></ul><ul><li>D. glycogen </li></ul><ul><li>E. peptidoglycans </li></ul>
  8. 8. Question 7 <ul><li>The most essential ingredient in organic molecules is hydrogen. </li></ul><ul><li>A. true </li></ul><ul><li>B. false </li></ul>
  9. 9. Question 8 <ul><li>Which of the following is not a statement associated with organic molecules? </li></ul><ul><li>A. they always form through ionic bonds </li></ul><ul><li>B. they are quite large and bond with many atoms </li></ul><ul><li>C. they are associated with living organisms </li></ul><ul><li>D. they always contain carbon bonded to other atoms </li></ul><ul><li>E. they always form through covalent bonds </li></ul>
  10. 10. Question 9 <ul><li>Because carbon only has four electrons in its outer shell, carbon must: </li></ul><ul><li>A. gain four electrons to complete its outer shell </li></ul><ul><li>B. lose four electrons to become stable </li></ul><ul><li>C. share four electrons to complete its outer shell </li></ul><ul><li>D. share two electrons to complete its outer shell </li></ul><ul><li>E. gain or lose two electrons depending on what it is bonding with </li></ul>
  11. 11. Question 10 <ul><li>A chemist is studying a specific combination of bonded atoms which always react in the same way. Which of the following would he or she be most likely interested in studying? </li></ul><ul><li>A. a hydrophilic group </li></ul><ul><li>B. a covalent group </li></ul><ul><li>C. a hydrophobic group </li></ul><ul><li>D. a functional group </li></ul><ul><li>E. an organic group </li></ul>
  12. 12. Question 11 <ul><li>Which of the following molecules transform a carbon chain into an alcohol? </li></ul><ul><li>A. carboxyl </li></ul><ul><li>B. phosphate </li></ul><ul><li>C. carbonyl </li></ul><ul><li>D. sulfhydryl </li></ul><ul><li>E. hydroxyl </li></ul>
  13. 13. Question 12 <ul><li>Which of the molecules would be associated with nucleotides and phospholipids? </li></ul><ul><li>A. carboxyl </li></ul><ul><li>B. phosphate </li></ul><ul><li>C. carbonyl </li></ul><ul><li>D. sulfhydryl </li></ul><ul><li>E. hydroxyl </li></ul>
  14. 14. Question 13 <ul><li>Which of the following molecules can ionize and release hydrogen ions to make the solution more acidic? </li></ul><ul><li>A. carboxyl </li></ul><ul><li>B. phosphate </li></ul><ul><li>C. carbonyl </li></ul><ul><li>D. sulfhydryl </li></ul><ul><li>E. hydroxyl </li></ul>
  15. 15. Question 14 <ul><li>A chemist is in the lab studying a large organic molecule with many subunits. Which of the following terms would best describe the molecule that he or she is studying? </li></ul><ul><li>A. monomer </li></ul><ul><li>B. isomer </li></ul><ul><li>C. polymer </li></ul><ul><li>D. hydromer </li></ul><ul><li>E. hydrophilic </li></ul>
  16. 16. Question 15 <ul><li>A molecule which speeds a reaction by bringing the reactants together is referred to as: </li></ul><ul><li>A. a lipid </li></ul><ul><li>B. an enzyme </li></ul><ul><li>C. a nucleic acid </li></ul><ul><li>D. a carbohydrate </li></ul><ul><li>E. a glycerol </li></ul>
  17. 17. Question 16 <ul><li>The removal of a hydroxyl group and a hydrogen atom from two molecules to join them together is known as: </li></ul><ul><li>A. a hydrolysis reaction </li></ul><ul><li>B. a monomer reaction </li></ul><ul><li>C. a polymer reaction </li></ul><ul><li>D. a dehydration reaction </li></ul><ul><li>E. a hydrophilic reaction </li></ul>
  18. 18. Question 17 <ul><li>For a hydrolysis reaction to occur there must be water and many monomers. </li></ul><ul><li>A. true </li></ul><ul><li>B. false </li></ul>
  19. 19. Question 18 <ul><li>In metabolism, which of the following molecules would be used for an immediate and quick source of energy? </li></ul><ul><li>A. protein </li></ul><ul><li>B. nucleic acids </li></ul><ul><li>C. lipids </li></ul><ul><li>D. water </li></ul><ul><li>E. carbohydrates </li></ul>
  20. 20. Question 19 <ul><li>Which of the following molecules is not a monosaccharide? </li></ul><ul><li>A. sucrose </li></ul><ul><li>B. glucose </li></ul><ul><li>C. ribose </li></ul><ul><li>D. galactose </li></ul><ul><li>E. deoxyribose </li></ul>
  21. 21. Question 20 <ul><li>To convert two monosaccharides into a disaccharide, which of the following reactions would be needed? </li></ul><ul><li>A. a hydrolysis reaction </li></ul><ul><li>B. an isomeric reaction </li></ul><ul><li>C. a dehydration reaction </li></ul><ul><li>D. a hydrophobic reaction </li></ul><ul><li>E. a hydrophilic reaction </li></ul>

×