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Prepared by Frank J. Torrano, American River College
© 2013 Pearson Education, Inc.
Chapter 2: The Chemical Level of Organization
Atomic Structure/ Molecules/
Physiochemical Reactions
Enzymes/Organic and
Inorganic Compounds/
Water
pH/Inorganic Compound Roles/
Carbohydrates
Nucleic Acids/ High-Energy
Compounds/CellsLipids/Proteins
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FINAL ROUND
© 2013 Pearson Education, Inc.
Which of the following is an inorganic compound?
a. oxygen atom (O)
b. oxygen gas (O2)
c. water (H2O)
d. glucose (C6H12O6)
Atomic Structure/Molecules/Physiochemical Reactions:
$100 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is an inorganic compound?
a. oxygen atom (O)
b. oxygen gas (O2)
c. water (H2O)
d. glucose (C6H12O6)
Atomic Structure/Molecules/Physiochemical Reactions:
$100 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Which type of bonds attracts water molecules to each other, causing surface tension and slowing the rate of evaporation?
a. hydrogen bonds
b. covalent bonds
c. peptide bonds
d. ionic bonds
Atomic Structure/Molecules/Physiochemical Reactions:
$200 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which type of bonds attracts water molecules to each other, causing surface tension and slowing the rate of evaporation?
a. hydrogen bonds
b. covalent bonds
c. peptide bonds
d. ionic bonds
Atomic Structure/Molecules/Physiochemical Reactions:
$200 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is a rule of chemical notation?
a. A superscript following the abbreviation of an element indicates more than one atom.
b. The number of atoms of each element must always be the same on both sides of the equation.
c. In a chemical reaction, the interacting participants are called products.
d. The abbreviation of a compound indicates one molecule of that compound.
Atomic Structure/Molecules/Physiochemical Reactions:
$300 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is a rule of chemical notation?
a. A superscript following the abbreviation of an element indicates more than one atom.
b. The number of atoms of each element must always be the same on both sides of the equation.
c. In a chemical reaction, the interacting participants are called products.
d. The abbreviation of a compound indicates one molecule of that compound.
Atomic Structure/Molecules/Physiochemical Reactions:
$300 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Most of the structural components of the human body are made up of which type of bond?
a. nonpolar covalent
b. ionic
c. hydrogen
d. polar covalent
Atomic Structure/Molecules/Physiochemical Reactions:
$400 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Most of the structural components of the human body are made up of which type of bond?
a. nonpolar covalent
b. ionic
c. hydrogen
d. polar covalent
Atomic Structure/Molecules/Physiochemical Reactions:
$400 Answer
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© 2013 Pearson Education, Inc.
Regardless of the element, the first electron shell of any atom of that element can hold a maximum of how many electrons?
a. one
b. two
c. four
d. eight
Atomic Structure/Molecules/Physiochemical Reactions:
$500 Question
ANSWER
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© 2013 Pearson Education, Inc.
Regardless of the element, the first electron shell of any atom of that element can hold a maximum of how many electrons?
a. one
b. two
c. four
d. eight
Atomic Structure/Molecules/Physiochemical Reactions:
$500 Answer
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© 2013 Pearson Education, Inc.
Which of the following are important gases dissolved in body fluids?
a. nitrogen and oxygen
b. nitrogen and radon
c. carbon dioxide and oxygen
d. carbon dioxide and nitrogen
Enzymes/Organic and Inorganic Compounds/Water:
$100 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following are important gases dissolved in body fluids?
a. nitrogen and oxygen
b. nitrogen and radon
c. carbon dioxide and oxygen
d. carbon dioxide and nitrogen
Enzymes/Organic and Inorganic Compounds/Water:
$100 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Small molecules that generally do not contain carbon and hydrogen atoms are which of the following?
a. proteins
b. inorganic compounds
c. metabolites
d. organic compounds
Enzymes/Organic and Inorganic Compounds/Water:
$200 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Small molecules that generally do not contain carbon and hydrogen atoms are which of the following?
a. proteins
b. inorganic compounds
c. metabolites
d. organic compounds
Enzymes/Organic and Inorganic Compounds/Water:
$200 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is true regarding water?
a. Water is an excellent solvent.
b. Water has a very low heat capacity.
c. Water is a poor solvent.
d. During hydrolysis of large molecules, water is released.
Enzymes/Organic and Inorganic Compounds/Water:
$300 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is true regarding water?
a. Water is an excellent solvent.
b. Water has a very low heat capacity.
c. Water is a poor solvent.
d. During hydrolysis of large molecules, water is released.
Enzymes/Organic and Inorganic Compounds/Water:
$300 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Enzymes have what effect on the activation energy of a reaction?
a. They raise it.
b. They nullify it.
c. They lower it.
d. None of the answers is correct.
Enzymes/Organic and Inorganic Compounds/Water:
$400 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Enzymes have what effect on the activation energy of a reaction?
a. They raise it.
b. They nullify it.
c. They lower it.
d. None of the answers is correct.
Enzymes/Organic and Inorganic Compounds/Water:
$400 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is true regarding enzymes?
a. They reverse the direction of reactions.
b. They increase the activation energy required for reactions to proceed.
c. They decrease the complexity of products formed in endergonic reactions.
d. They increase the rate of reactions.
Enzymes/Organic and Inorganic Compounds/Water:
$500 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is true regarding enzymes?
a. They reverse the direction of reactions.
b. They increase the activation energy required for reactions to proceed.
c. They decrease the complexity of products formed in endergonic reactions.
d. They increase the rate of reactions.
Enzymes/Organic and Inorganic Compounds/Water:
$500 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is a polysaccharide?
a. sucrose
b. glucose
c. glycogen
d. fructose
pH/Inorganic Compound Roles/Carbohydrates:
$100 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is a polysaccharide?
a. sucrose
b. glucose
c. glycogen
d. fructose
pH/Inorganic Compound Roles/Carbohydrates:
$100 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
The pH of human blood is
a. weakly acidic.
b. strongly acidic.
c. neutral.
d. weakly basic.
pH/Inorganic Compound Roles/Carbohydrates:
$200 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
The pH of human blood is
a. weakly acidic.
b. strongly acidic.
c. neutral.
d. weakly basic.
pH/Inorganic Compound Roles/Carbohydrates:
$200 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
The most abundant ions in body fluids are
a. K+ and Na+.
b. Cl– and H+.
c. H+ and Na+.
d. Na+ and Cl–.
pH/Inorganic Compound Roles/Carbohydrates: $300 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
The most abundant ions in body fluids are
a. K+ and Na+.
b. Cl– and H+.
c. H+ and Na+.
d. Na+ and Cl–.
pH/Inorganic Compound Roles/Carbohydrates:
$300 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
A calcium ion (Ca2+) has a +2 charge. This indicates the calcium atom has
a. gained 2 protons.
b. lost 2 protons.
c. gained 2 electrons.
d. lost 2 electrons.
pH/Inorganic Compound Roles/Carbohydrates:
$400 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
A calcium ion (Ca2+) has a +2 charge. This indicates the calcium atom has
a. gained 2 protons.
b. lost 2 protons.
c. gained 2 electrons.
d. lost 2 electrons.
pH/Inorganic Compound Roles/Carbohydrates:
$400 Answer
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© 2013 Pearson Education, Inc.
Which pH value indicates a solution with a hydrogen ion concentration 1000 times higher than that of a pH 7 solution?
a. 1
b. 4
c. 10
d. 14
pH/Inorganic Compound Roles/Carbohydrates:
$500 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which pH value indicates a solution with a hydrogen ion concentration 1000 times higher than that of a pH 7 solution?
a. 1
b. 4
c. 10
d. 14
pH/Inorganic Compound Roles/Carbohydrates:
$500 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Molecules in which of the following groups share a carbon-ring framework?
a. fatty acids
b. fats
c. steroids
d. phospholipids
Lipids/Proteins:
$100 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Molecules in which of the following groups share a carbon-ring framework?
a. fatty acids
b. fats
c. steroids
d. phospholipids
Lipids/Proteins:
$100 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Denaturation is defined as a change in ________ of a protein.
a. three-dimensional shape
b. amino acid composition
c. amino acid sequence
d. a single amino acid
Lipids/Proteins:
$200 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Denaturation is defined as a change in ________ of a protein.
a. three-dimensional shape
b. amino acid composition
c. amino acid sequence
d. a single amino acid
Lipids/Proteins:
$200 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Cholesterol is a
a. phospholipid.
b. steroid.
c. fatty acid.
d. protein.
Lipids/Proteins:
$300 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Cholesterol is a
a. phospholipid.
b. steroid.
c. fatty acid.
d. protein.
Lipids/Proteins:
$300 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Variable R-groups, or side chains, are found in which of the following?
a. proteins
b. nucleic acids
c. lipids
d. carbohydrates
Lipids/Proteins:
$400 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Variable R-groups, or side chains, are found in which of the following?
a. proteins
b. nucleic acids
c. lipids
d. carbohydrates
Lipids/Proteins:
$400 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Proteins are formed via what process?
a. hydrolysis
b. hydration synthesis
c. dehydration synthesis
d. autolysis
Lipids/Proteins:
$500 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Proteins are formed via what process?
a. hydrolysis
b. hydration synthesis
c. dehydration synthesis
d. autolysis
Lipids/Proteins:
$500 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following are composed of amino acids?
a. nucleic acids
b. proteins
c. lipids
d. carbohydrates
Nucleic Acids/High-Energy Compounds/Cells:
$100 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following are composed of amino acids?
a. nucleic acids
b. proteins
c. lipids
d. carbohydrates
Nucleic Acids/High-Energy Compounds/Cells:
$100 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is the most important high-energy compound in the body?
a. adenosine triphosphate
b. phosphoric acid
c. adenosine monophosphate
d. adenosine diphosphate
Nucleic Acids/High-Energy Compounds/Cells:
$200 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which of the following is the most important high-energy compound in the body?
a. adenosine triphosphate
b. phosphoric acid
c. adenosine monophosphate
d. adenosine diphosphate
Nucleic Acids/High-Energy Compounds/Cells:
$200 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Thymine is found in which of the following?
a. deoxyribonucleic acid
b. ribonucleic acid
c. lauric acid
d. glycerol
Nucleic Acids/High-Energy Compounds/Cells:
$300 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Thymine is found in which of the following?
a. deoxyribonucleic acid
b. ribonucleic acid
c. lauric acid
d. glycerol
Nucleic Acids/High-Energy Compounds/Cells:
$300 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
DNA consists of two nucleotide molecule chains held together by weak ________ bonds.
a. covalent
b. peptide
c. ionic
d. hydrogen
Nucleic Acids/High-Energy Compounds/Cells:
$400 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
DNA consists of two nucleotide molecule chains held together by weak ________ bonds.
a. covalent
b. peptide
c. ionic
d. hydrogen
Nucleic Acids/High-Energy Compounds/Cells:
$400 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
Which class of molecules directs the synthesis of enzymes?
a. proteins
b. carbohydrates
c. nucleic acids
d. lipids
Nucleic Acids/High-Energy Compounds/Cells:
$500 Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Which class of molecules directs the synthesis of enzymes?
a. proteins
b. carbohydrates
c. nucleic acids
d. lipids
Nucleic Acids/High-Energy Compounds/Cells:
$500 Answer
BACK TO GAME
© 2013 Pearson Education, Inc.
The breakdown of sucrose (table sugar) into simple sugars is an example of what function?
a. dehydration synthesis
b. peptide bond formation
c. hydrolysis
d. glycogenolysis
FINAL ROUND Question
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
The breakdown of sucrose (table sugar) into simple sugars is an example of what function?
a. dehydration synthesis
b. peptide bond formation
c. hydrolysis
d. glycogenolysis
FINAL ROUND Answer
BACK TO GAME