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Campbell Essential Biology, 6e (Simon/Dickey/Hogan/Reece)
Chapter 2 Essential Chemistry for Biology
Chapter 2 Learning Outcomes
2 Biology and Society: Radioactivity and Health
2.1. Define radiation and explain how it can be dangerous. Explain how radiation can be used
in medicine.
2.1 Some Basic Chemistry
2.2. Distinguish between matter, mass, elements, and compounds. Give examples of each.
2.3. Explain why trace elements are important for human health.
2.4. Describe the relative size, location, and electrical charge of protons, neutrons, and
electrons within an atom. Explain how the atomic number, mass number, and atomic
mass are determined.
2.5. Define an isotope and explain how radioactive isotopes are used in biological research
and medicine.
2.6. Distinguish between ionic, covalent, and hydrogen chemical bonds.
2.7. Describe the structure of water and explain how its shape makes water a polar molecule.
2.8. Distinguish between the reactants and products of chemical reactions.
2.2 Water and Life
2.9. Describe the four life-supporting properties of water. Describe an example of how each
property affects some form of life.
2.10. Distinguish between the chemical properties of acids, bases, and neutral solutions.
Explain how buffers stabilize the pH of acidic and basic solutions.
2.11. Describe the potential impact of rising levels of carbon dioxide on the pH of the ocean.
2 Evolution Connection: Radioactivity as an Evolutionary Clock
2.12. Explain how radioactive isotopes are used in radiometric dating.
Global Learning Outcomes
1. Demonstrate an understanding of the principles of scientific inquiry.
2. Demonstrate the ability to think critically and employ critical-thinking skills.
3. Read and interpret models, graphs, and data.
4. Demonstrate the quantitative skills needed to succeed in biology.
5. Demonstrate an understanding of the impact of science on society.
6. Evaluate the credibility of scientific information from various sources.
7. Demonstrate the ability to make connections between concepts across biology.
8. Communicate effectively in writing.
9. Apply the scientific method to interpret information and draw conclusions.
1
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2.1 Multiple Choice Questions
1) How can radiation be controlled and safely used in medicine?
A) Apply radiation throughout the body at uncontrolled doses.
B) Apply radiation throughout the body at controlled doses.
C) Apply radiation to specific parts of the body at uncontrolled doses.
D) Apply radiation to specific parts of the body at controlled doses.
Answer: D
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.1
2) ________ is an example of an element.
A) Water
B) Carbon
C) Glucose
D) Salt
Answer: B
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.2
3) The four most common elements found in living organisms are ________.
A) nitrogen, oxygen, phosphorus, and carbon
B) carbon, oxygen, nitrogen, and hydrogen
C) carbon, oxygen, potassium, and calcium
D) oxygen, calcium, hydrogen, and carbon
Answer: B
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.2
4) Which of the following elements, essential to life, is a trace element?
A) phosphorus
B) carbon
C) iodine
D) calcium
Answer: C
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.3
2
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5) In order to have a positive charge, an atom must have ________.
A) more protons than electrons
B) more electrons than protons
C) more neutrons than protons
D) more protons than neutrons
Answer: A
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.4
6) All atoms of an element have the same number of ________.
A) protons plus neutrons
B) protons
C) electrons
D) neutrons
Answer: B
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.4
7) An atom's ________ are found in its nucleus.
A) neutrons and protons
B) protons only
C) neutrons and electrons
D) electrons, protons, and neutrons
Answer: A
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.4
8) Beryllium's atomic mass is 9, and its atomic number is 4. How many neutrons are found in a
beryllium atom?
A) 9
B) 13
C) 4
D) 5
Answer: D
Topic: 2.1 Some Basic Chemistry
Skill: Application/Analysis
Learning Outcome: 2.4
Global LO: 2, 4
3
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DOWNLOAD THE Test Bank for Campbell Essential Biology 6th Edition Simo
Campbell Essential Biology, 6e (Simon/Dickey/Hogan/Reece)
Chapter 2 Essential Chemistry for Biology
Chapter 2 Learning Outcomes
2 Biology and Society: Radioactivity and Health
2.1. Define radiation and explain how it can be dangerous. Explain how radiation can be used
in medicine.
2.1 Some Basic Chemistry
2.2. Distinguish between matter, mass, elements, and compounds. Give examples of each.
2.3. Explain why trace elements are important for human health.
2.4. Describe the relative size, location, and electrical charge of protons, neutrons, and
electrons within an atom. Explain how the atomic number, mass number, and atomic
mass are determined.
2.5. Define an isotope and explain how radioactive isotopes are used in biological research
and medicine.
2.6. Distinguish between ionic, covalent, and hydrogen chemical bonds.
2.7. Describe the structure of water and explain how its shape makes water a polar molecule.
2.8. Distinguish between the reactants and products of chemical reactions.
2.2 Water and Life
2.9. Describe the four life-supporting properties of water. Describe an example of how each
property affects some form of life.
2.10. Distinguish between the chemical properties of acids, bases, and neutral solutions.
Explain how buffers stabilize the pH of acidic and basic solutions.
2.11. Describe the potential impact of rising levels of carbon dioxide on the pH of the ocean.
2 Evolution Connection: Radioactivity as an Evolutionary Clock
2.12. Explain how radioactive isotopes are used in radiometric dating.
Global Learning Outcomes
1. Demonstrate an understanding of the principles of scientific inquiry.
2. Demonstrate the ability to think critically and employ critical-thinking skills.
3. Read and interpret models, graphs, and data.
4. Demonstrate the quantitative skills needed to succeed in biology.
5. Demonstrate an understanding of the impact of science on society.
6. Evaluate the credibility of scientific information from various sources.
7. Demonstrate the ability to make connections between concepts across biology.
8. Communicate effectively in writing.
9. Apply the scientific method to interpret information and draw conclusions.
1
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2.1 Multiple Choice Questions
1) How can radiation be controlled and safely used in medicine?
A) Apply radiation throughout the body at uncontrolled doses.
B) Apply radiation throughout the body at controlled doses.
C) Apply radiation to specific parts of the body at uncontrolled doses.
D) Apply radiation to specific parts of the body at controlled doses.
Answer: D
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.1
2) ________ is an example of an element.
A) Water
B) Carbon
C) Glucose
D) Salt
Answer: B
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.2
3) The four most common elements found in living organisms are ________.
A) nitrogen, oxygen, phosphorus, and carbon
B) carbon, oxygen, nitrogen, and hydrogen
C) carbon, oxygen, potassium, and calcium
D) oxygen, calcium, hydrogen, and carbon
Answer: B
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.2
4) Which of the following elements, essential to life, is a trace element?
A) phosphorus
B) carbon
C) iodine
D) calcium
Answer: C
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.3
2
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5) In order to have a positive charge, an atom must have ________.
A) more protons than electrons
B) more electrons than protons
C) more neutrons than protons
D) more protons than neutrons
Answer: A
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.4
6) All atoms of an element have the same number of ________.
A) protons plus neutrons
B) protons
C) electrons
D) neutrons
Answer: B
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.4
7) An atom's ________ are found in its nucleus.
A) neutrons and protons
B) protons only
C) neutrons and electrons
D) electrons, protons, and neutrons
Answer: A
Topic: 2.1 Some Basic Chemistry
Skill: Knowledge/Comprehension
Learning Outcome: 2.4
8) Beryllium's atomic mass is 9, and its atomic number is 4. How many neutrons are found in a
beryllium atom?
A) 9
B) 13
C) 4
D) 5
Answer: D
Topic: 2.1 Some Basic Chemistry
Skill: Application/Analysis
Learning Outcome: 2.4
Global LO: 2, 4
3
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