Chapter 2 – The Chemistry of Life $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Topic 1Topic 2Topic 3Topic 4 Topic 5 FINAL ROUND.
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Chapter 2 – The Chemistry of Life
$100
$200
$300
$400
$500
$100 $100$100 $100
$200 $200 $200 $200
$300 $300 $300 $300
$400 $400 $400 $400
$500 $500 $500 $500
Topic 1 Topic 2 Topic 3 Topic 4 Topic 5
FINAL ROUND
Topic 1:
$100 Question
Question: The space surrounding the nucleus of an atom contains
a. protons
b. neutrons
c. electrons
d. ionsBACK TO GAME
ANSWER
Topic 1:
$100 Answer
Question: The space surrounding the nucleus of an atom contains
a. protons
b. neutrons
c. electrons
d. ionsBACK TO GAME
Topic 1:
$200 Question
Question: Democritus believed that atoms
a. Were composed of electrons
b. Could be divided
c. Could not be divided
d. Were composed of protons
BACK TO GAME
ANSWER
Topic 1:
$200 Answer
Question: Democritus believed that atoms
a. Were composed of electrons
b. Could be divided
c. Could not be divided
d. Were composed of protons
BACK TO GAME
Topic 1:
$300 Question
Question: If an atom contains 3 protons, 4 neutrons, and 3 electrons, its mass number would be
a. 3
b. 4
c. 7
d. 11BACK TO GAME
ANSWER
Topic 1:
$300 Answer
Question: If an atom contains 3 protons, 4 neutrons, and 3 electrons, its mass number would be
a. 3
b. 4
c. 7
d. 11BACK TO GAME
Topic 1:
$400 Question
Question: Isotopes are atoms of the same element with the same number of protons and
a. A different number of electrons.
b. A different number of molecules.
c. A different number of neutrons.
d. The same number of neutronsBACK TO GAME
ANSWER
Topic 1:
$400 Answer
Question: Isotopes are atoms of the same element with the same number of protons and
a. A different number of electrons.
b. A different number of molecules.
c. A different number of neutrons.
d. The same number of neutrons.BACK TO GAME
Topic 1:
$500 Question
Question: If an atom contains 23 protons and 25 neutrons, its atomic number is
a. 2
b. 25
c. 23
d. 48BACK TO GAME
ANSWER
Topic 1:
$500 Answer
Question: If an atom contains 23 protons and 25 neutrons, its atomic number is
a. 2
b. 25
c. 23
d. 48BACK TO GAME
Topic 2:
$100 Question
Question: Which of the following terms describes a substance formed by the combination of two or more elements in definite proportions?
a. compound
b. isotope
c. nucleus
d. enzyme BACK TO GAME
ANSWER
Topic 2:
$100 Answer
Question: Which of the following terms describes a substance formed by the combination of two or more elements in definite proportions?
a. compound
b. isotope
c. nucleus
d. enzyme BACK TO GAME
Topic 2:
$200 Question
Question: Which of the following statements about a compound is true?
a. The physical and chemical properties of a compound are usually very different from those of the elements from which it is formed.
b. Only the physical properties of a compound are usually the same as those of the elements from which it is formed.
c. Only the chemical properties of a compound are usually the same as the elements from which it is formed.
d. The physical and chemical properties of a compound are usually the same as those of the elements from which it is formed.
BACK TO GAME
ANSWER
Topic 2:
$200 Answer
Question: Which of the following statements about a compound is true?
a. The physical and chemical properties of a compound are usually very different from those of the elements from which it is formed.
b. Only the physical properties of a compound are usually the same as those of the elements from which it is formed.
c. Only the chemical properties of a compound are usually the same as the elements from which it is formed.
d. The physical and chemical properties of a compound are usually the same as those of the elements from which it is formed.
BACK TO GAME
Topic 2:
$300 Question
Question: Which of the following makes up a molecule of water?
a. One atom of hydrogen
b. One atom of sodium and one atom of chlorine
c. One atom of hydrogen and two atoms of oxygen.
d. Two atoms of hydrogen and one atom of oxygem
BACK TO GAME
ANSWER
Topic 2:
$300 Answer
Question: Which of the following makes up a molecule of water?
a. One atom of hydrogen
b. One atom of sodium and one atom of chlorine
c. One atom of hydrogen and two atoms of oxygen.
d. Two atoms of hydrogen and one atom of oxygen
BACK TO GAME
Topic 2:
$400 Question
Question: Which term does NOT apply to sodium chloride?
a. molecule
b. compound
c. Ionic bonding
d. crystalBACK TO GAME
ANSWER
Topic 2:
$400 Answer
Question: Which term does NOT apply to sodium chloride?
a. molecule
b. compound
c. Ionic bonding
d. crystalBACK TO GAME
Topic 2:
$500 Question
Question: What type of electron is available to form bonds?
a. nucleus
b. ionic
c. valence
d. covalentBACK TO GAME
ANSWER
Topic 2:
$500 Answer
Question: What type of electron is available to form bonds?
a. nucleus
b. ionic
c. valence
d. covalentBACK TO GAME
Topic 3:
$100 Question
Question: Chemical reactions that release energy
a. Will not occur.
b. Will never explode.
c. Will always explode.
d. Often occur spontaneously.BACK TO GAME
ANSWER
Topic 3:
$100 Answer
Question: Chemical reactions that release energy
a. Will not occur.
b. Will never explode.
c. Will always explode.
d. Often occur spontaneously
BACK TO GAME
Topic 3:
$200 Question
Question: Which of the following is a form of energy that may be released during a chemical reaction?
a. heat
b. light
c. sound
d. All of the aboveBACK TO GAME
ANSWER
Topic 3:
$200 Answer
Question: Which of the following is a form of energy that may be released during a chemical reaction?
a. heat
b. light
c. sound
d. All of the aboveBACK TO GAME
Topic 3:
$300 Question
Question: Which of the following statements about enzymes is NOT true?
a. Enzymes work best at a specific pH.
b. All enzymes have the same shape as their substrates.
c. Enzymes are proteins.
d. The shape of an enzyme allows it to do its job.
BACK TO GAME
ANSWER
Topic 3:
$300 Answer
Question: Which of the following statements about enzymes is NOT true?
a. Enzymes work best at a specific pH.
b. All enzymes have the same shape as their substrates.
c. Enzymes are proteins.
d. The shape of an enzyme allows it to do its job.
BACK TO GAME
Topic 3:
$400 Question
Question: Which of the following statements is true about catalysts?
a. Catalysts slow down the rate of chemical reactions.
b. All catalysts are enzymes.
c. Catalysts are used up during a chemical reaction.
d. Catalysts lower the activation energy of a chemical reaction.
BACK TO GAME
ANSWER
Topic 3:
$400 Answer
Question: Which of the following statements is true about catalysts?
a. Catalysts slow down the rate of chemical reactions.
b. All catalysts are enzymes.
c. Catalysts are used up during a chemical reaction.
d. Catalysts lower the activation energy of a chemical reaction.
BACK TO GAME
Topic 3:
$500 Question
Question: In chemical reactions, atoms are
a. created.
b. destroyed.
c. rearranged.
d. neutralized.
BACK TO GAME
ANSWER
Topic 3:
$500 Answer
Question: In chemical reactions, atoms are
a. created.
b. destroyed.
c. rearranged.
d. neutralized.
BACK TO GAME
Topic 4:
$100 Question
Question: Which statement is true?
a. Simple sugars are made of polysaccharides.
b. Glycerol is made of fatty acids.
c. RNA molecules are made of nucleotides.
d. Amino acids are made of proteins.
BACK TO GAME
ANSWER
Topic 4:
$100 Answer
Question: Which statement is true?
a. Simple sugars are made of polysaccharides.
b. Glycerol is made of fatty acids.
c. RNA molecules are made of nucleotides.
d. Amino acids are made of proteins.
BACK TO GAME
Topic 4:
$200 Question
Question: Ice floats on water because
a. Of cohesion
b. Water shrinks when it freezes.
c. Water expands when if freezes.
d. Ice has a higher density than water.
BACK TO GAME
ANSWER
Topic 4:
$200 Answer
Question: Ice floats on water because
a. Of cohesion
b. Water shrinks when it freezes.
c. Water expands when it freezes.
d. Ice has a higher density than water.
BACK TO GAME
Topic 4:
$300 Question
Question: In a water molecule, shared electrons spend more time around the oxygen atom than the hydrogen atoms. As a result, the oxygen atom is
a. Slightly negative.
b. Very negative.
c. Slightly positive.
d. Very positive. BACK TO GAME
ANSWER
Topic 4:
$300 Answer
Question: In a water molecule, shared electrons spend more time around the oxygen atom than the hydrogen atoms. As a result, the oxygen atom is
a. Slightly negative.
b. Very negative.
c. Slightly positive.
d. Very positive. BACK TO GAME
Topic 4:
$400 Question
Question: A solution is a(an)
a. Combination of isotopes.
b. Chemical reaction.
c. Evenly distributed mixture of two or more substances.
d. Combination of two or more liquids.
BACK TO GAME
ANSWER
Topic 4:
$400 Answer
Question: A solution is a(an)
a. Combination of isotopes.
b. Chemical reaction.
c. Evenly distributed mixture of two or more substances.
d. Combination of two or more liquids.
BACK TO GAME
Topic 4:
$500 Question
Question: If you stir salt into boiling water, water is the
a. reactant.
b. solvent.
c. solute.
d. solution.BACK TO GAME
ANSWER
Topic 4:
$500 Answer
Question: If you stir salt into boiling water, water is the
a. reactant.
b. solvent.
c. solute.
d. solution.BACK TO GAME
Topic 5:
$100 Question
Question: When salt is dissolved into boiling water, you produce a
a. Mixture called a suspension.
b. Mixture called a solution.
c. Solution and suspension
d. Mixture only.BACK TO GAME
ANSWER
Topic 5:
$100 Answer
Question: When salt is dissolved into boiling water, you produce a
a. Mixture called a suspension.
b. Mixture called a solution.
c. Solution and suspension
d. Mixture only.BACK TO GAME
Topic 5:
$200 Question
Question: While preparing a cell culture, a scientist places a colony of bacteria into distilled water and stirs it up. This mixture of water and living cells would best be called a (an)
a. solution.
b. adhesion.
c. buffer.
d. suspension.BACK TO GAME
ANSWER
Topic 5:
$200 Answer
Question: While preparing a cell culture, a scientist places a colony of bacteria into distilled water and stirs it up. This mixture of water and living cells would best be called a (an)
a. solution.
b. adhesion.
c. buffer.
d. suspension.BACK TO GAME
Topic 5:
$300 Question
Question: A map of eastern North America, showing the pH of rainfall in the various states, indicates that the pH of rain in New York State varies from 4.22 to 4.40. According to these figures, the most acidic rainfall in New York State has a pH of
a. 4.22
b. 4.30
c. 4.39
d. 4.40 BACK TO GAME
ANSWER
Topic 5:
$300 Answer
Question: A map of eastern North America, showing the pH of rainfall in the various states, indicates that the pH of rain in New York State varies from 4.22 to 4.40. According to these figures, the most acidic rainfall in New York State has a pH of
a. 4.22
b. 4.30
c. 4.39
d. 4.40 BACK TO GAME
Topic 5:
$400 Question
Question: Amino acid is to protein as
a. DNA is to RNA.
b. Sugar is to fat.
c. Simple sugar is to starch.
d. Fat is to lipid.
BACK TO GAME
ANSWER
Topic 5:
$400 Answer
Question: Amino acid is to protein as
a. DNA is to RNA.
b. Sugar is to fat.
c. Simple sugar is to starch.
d. Fat is to lipid.
BACK TO GAME
Topic 5:
$500 Question
Question: Which of the following is NOT a function of proteins?
a. Store and transmit genetic information.
b. Build tissues such as bone and muscle.
c. Control the rate of reactions and regulate cell processes.
d. Help to fight disease. BACK TO GAME
ANSWER
Topic 5:
$500 Answer
Question: Which of the following is NOT a function of proteins?
a. Store and transmit genetic information.
b. Build tissues such as bone and muscle.
c. Control the rate of reactions and regulate cell processes.
d. Help to fight disease. BACK TO GAME
FINAL ROUND Question
Question:
a. Choice 1
b. Choice 2
c. Choice 3
d. Choice 4
BACK TO GAME
ANSWER
FINAL ROUND Answer
Question:
a. Choice 1
b. Choice 2
c. Choice 3 (correct answer)
d. Choice 4
BACK TO GAME
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