© 2013 pearson education, inc. chapter 2: chemistry comes alive matter and energy...

© 2013 Pearson Education, Inc.

Chapter 2: Chemistry Comes Alive

Matter and Energy

Atoms Molecules BiochemistryChemical Reactions

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Questions by Mark Hollier, Georgia Perimeter College - Clarkston Campus

FINAL ROUND

© 2013 Pearson Education, Inc.

Matter and Energy:

$100 Question

All of the following are states of matter except ______.

a. energy

b. liquid

c. gas

d. solid

ANSWER

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© 2013 Pearson Education, Inc.

Matter and Energy:

$100 Answer

All of the following are states of matter except ______.

a. energy

b. liquid

c. gas

d. solid

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Matter and Energy: $200 Question

Substances that cannot be broken down into simpler substances are defined as ________.

a. matter

b. compounds

c. elements

d. protons

ANSWER

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Matter and Energy:

$200 Answer

Substances that cannot be broken down into simpler substances are defined as ________.

a. matter

b. compounds

c. elements

d. protons

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Matter and Energy:

$300 Question

Energy in action is defined as _______ energy.

a. chemical

b. kinetic

c. potential

d. ATP

ANSWER

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Matter and Energy:

$300 Answer

Energy in action is defined as _______ energy.

a. chemical

b. kinetic

c. potential

d. ATP

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Matter and Energy: $400 Question

When you row a boat, your arms provide which type of energy?

a. Chemical

b. Potential

c. Mechanical

d. Electrical

ANSWER

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Matter and Energy:

$400 Answer

When you row a boat, your arms provide which type of energy?

a. Chemical

b. Potential

c. Mechanical

d. Electrical

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Matter and Energy: $500 Question

When energy is converted from one form to another, some of the original energy is "lost" as ________.

a. heat

b. water

c. mechanical energy

d. electronsANSWER

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Matter and Energy:

$500 Answer

When energy is converted from one form to another, some of the original energy is "lost" as ________.

a. heat

b. water

c. mechanical energy

d. electrons

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Atoms: $100 Question

Which of the following is not one of the four major elements in the human body?

a. Hydrogen

b. Calcium

c. Nitrogen

d. Oxygen

ANSWER

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Atoms: $100 Answer

Which of the following is not one of the four major elements in the human body?

a. Hydrogen

b. Calcium

c. Nitrogen

d. Oxygen

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Atoms: $200 Question

The atomic number is always equal to the number of _______ in an atom.

a. protons

b. electrons

c. neutrons

d. protons and neutrons

ANSWER

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Atoms:

$200 Answer

The atomic number is always equal to the number of _______ in an atom.

a. protons

b. electrons

c. neutrons

d. protons and neutrons

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Atoms:

$300 Question

Isotopes have the same number of _______ but differ in the number of ________.

a. protons; electrons

b. protons; neutrons

c. electrons; neutrons

d. neutrons; protons

ANSWER

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Atoms: $300 Answer

Isotopes have the same number of _______ but differ in the number of ________.

a. protons; electrons

b. protons; neutrons

c. electrons; neutrons

d. neutrons; protons

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Atoms: $400 Question

If an atom gains an electron, the resulting charge of that atom is more _________.

a. positive

b. negative

c. neutral

d. It varies from atom to atom.

ANSWER

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Atoms: $400 Answer

If an atom gains an electron, the resulting charge of that atom is more _________.

a. positive

b. negative

c. neutral

d. It varies from atom to atom.

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Atoms: $500 Question

Which spontaneously decompose into more stable atoms?

a. Radioisotopes

b. Elements

c. Isotopes

d. Colloids

ANSWER

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Atoms: $500 Answer

Which spontaneously decompose into more stable atoms?

a. Radioisotopes

b. Elements

c. Isotopes

d. Colloids

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Molecules: $100 Question

Which of the following is not a compound?

a. H2O

b. NaCl

c. O2

d. C6H12O6

ANSWER

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Molecules:

$100 Answer

Which of the following is not a compound?

a. H2O

b. NaCl

c. O2

d. C6H12O6

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Molecules: $200 Question

The following are electrons in the electron shells of four atoms. Which atom would most likely be reactive?

a. 2

b. 2, 8

c. 2, 8, 7

d. 2, 8, 8ANSWER

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Molecules: $200 Answer

The following are electrons in the electron shells of four atoms. Which atom would most likely be reactive?

a. 2

b. 2, 8

c. 2, 8, 7

d. 2, 8, 8

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Molecules: $300 Question

An ionic bond is formed between _______.

a. two inert atoms

b. two cations

c. two anions

d. a cation and an anion

ANSWER

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Molecules:

$300 Answer

An ionic bond is formed between _______.

a. two inert atoms

b. two cations

c. two anions

d. a cation and an anion

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Molecules: $400 Question

Which type of bond is formed when electrons are shared unequally between atoms?

a. Polar covalent

b. Nonpolar covalent

c. Ionic

d. Hydrogen

ANSWER

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Molecules: $400 Answer

Which type of bond is formed when electrons are shared unequally between atoms?

a. Polar covalent

b. Nonpolar covalent

c. Ionic

d. Hydrogen

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Molecules: $500 Question

Which of the following statements is true of solvents?

a. They are usually solids.

b. They are present in smaller amounts in a solution.

c. Water is the main solvent in the body.

d. They are tiny particles.ANSWER

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Molecules: $500 Answer

Which of the following statements is true of solvents?

a. They are usually solids.

b. They are present in smaller amounts in a solution.

c. Water is the main solvent in the body.

d. They are tiny particles.

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Chemical Reactions:

$100 Question

Building muscle tissue is an example of which type of reaction?

a. Synthesis

b. Exchange

c. Decomposition

d. Catabolic

ANSWER

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Chemical Reactions:

$100 Answer

Building muscle tissue is an example of which type of reaction?

a. Synthesis

b. Exchange

c. Decomposition

d. Catabolic

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Chemical Reactions: $200 Question

All of the following affect the rate of a reaction except __________.

a. temperature

b. the concentration of reactants

c. particle size

d. density

ANSWER

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Chemical Reactions: $200 Answer

All of the following affect the rate of a reaction except __________.

a. temperature

b. the concentration of reactants

c. particle size

d. density

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Chemical Reactions:

$300 Question

Bonds are broken during which type of reaction?

a. Catabolic

b. Anabolic

c. Synthesis

d. Endergonic

ANSWER

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Chemical Reactions:

$300 Answer

Bonds are broken during which type of reaction?

a. Catabolic

b. Anabolic

c. Synthesis

d. Endergonic

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Chemical Reactions:

$400 Question

An enzyme is an example of a _________.

a. reactant

b. solute

c. catalyst

d. reaction

ANSWER

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Chemical Reactions:

$400 Answer

An enzyme is an example of a _________.

a. reactant

b. solute

c. catalyst

d. reaction

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Which of the following is not a reason for the irreversibility of chemical reactions in cells?

a. Chemical reactions that release energy would require energy to be reversed.

b. A product might be continually removed from the reaction site.

c. Biological reactions can only proceed in a single direction.

d. A product might be expelled from the body.

Chemical Reactions: $500 Question

ANSWER

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Chemical Reactions: $500 Answer

Which of the following is not a reason for the irreversibility of chemical reactions in cells?

a. Chemical reactions that release energy would require energy to be reversed.

b. A product might be continually removed from the reaction site.

c. Biological reactions can only proceed in a single direction.

d. A product might be expelled from the body.

BACK TO GAME

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Biochemistry: $100 Question

A steroid is an example of _________.

a. an inorganic compound

b. a lipid

c. a protein

d. a sugar

ANSWER

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Biochemistry:

$100 Answer

A steroid is an example of _________.

a. an inorganic compound

b. a lipid

c. a protein

d. a sugar

BACK TO GAME

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Biochemistry: $200 Question

Which of the following is not a function of water?

a. Body temperature regulation

b. Source of electrolytes

c. Universal solvent

d. Protection from mechanical damage

ANSWER

BACK TO GAME

© 2013 Pearson Education, Inc.

Biochemistry:

$200 Answer

Which of the following is not a function of water?

a. Body temperature regulation

b. Source of electrolytes

c. Universal solvent

d. Protection from mechanical damage

BACK TO GAME

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Biochemistry:

$300 Question

Which pH indicates a weak base?

a. 2.0

b. 6.8

c. 7.4

d. 11.0

ANSWER

BACK TO GAME

© 2013 Pearson Education, Inc.

Biochemistry:

$300 Answer

Which pH indicates a weak base?

a. 2.0

b. 6.8

c. 7.4

d. 11.0

BACK TO GAME

© 2013 Pearson Education, Inc.

Which of the following describes the tertiary structure of proteins?

a. Twisting and bending to form a more complex structure such as a helix

b. Two or more polypeptide chains aggregated to form a complex protein

c. The linear sequence of amino acids

d. α-helical or β-pleated regions of the polypeptide chain folded upon one another

Biochemistry: $400 Question

ANSWER

BACK TO GAME

© 2013 Pearson Education, Inc.

Biochemistry:

$400 Answer

Which of the following describes the tertiary structure of proteins?

a. Twisting and bending to form a more complex structure such as a helix

b. Two or more polypeptide chains aggregated to form a complex protein

c. The linear sequence of amino acids

d. α-helical or β-pleated regions of the polypeptide chain folded upon one another

BACK TO GAME

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Biochemistry: $500 Question

A substance that dissociates into cations and hydroxyl ions is __________.

a. an acid

b. a base

c. a salt

d. an electrolyte

ANSWER

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© 2013 Pearson Education, Inc.

Biochemistry: $500 Answer

A substance that dissociates into cations and hydroxyl ions is __________.

a. an acid

b. a base

c. a salt

d. an electrolyte

BACK TO GAME

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FINAL ROUND Question

Which substance is the primary energy-transferring molecule in the cell?

a. Glucose

b. Fat

c. Protein

d. ATP

ANSWER

BACK TO GAME

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FINAL ROUND Answer

Which substance is the primary energy-transferring molecule in the cell?

a. Glucose

b. Fat

c. Protein

d. ATP

BACK TO GAME