Biology 1201 Final Exam 2025, Bio 1201 Test Bank, Biology Exam Questions and Answers, Introductory Biology Final, Biology 1201 Study Guide, College Biology Test Bank, Biology 1201 Review

Biology 1201 Final Exam 2025, Bio 1201 Test Bank,
Biology Exam Questions and Answers, Introductory
Biology Final, Biology 1201 Study Guide, College
Biology Test Bank, Biology 1201 Review




Which four elements make up approximately 96% of living matter?
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A) Carbon, hydrogen, oxygen, and nitrogen
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B) Sodium, potassium, calcium, and iron
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C) Water, oxygen, carbon dioxide, and salt
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D) Calcium, phosphorus, potassium, and sulfur -
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answerA) Carbon, hydrogen, oxygen, and nitrogen
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What is the atomic number of an element?
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,A) The number of protons
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B) The number of neutrons
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C) The sum of protons and neutrons
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D) The number of valence electrons - answerA) The number of protons
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How do isotopes of an element differ?
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A) In their number of protons
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B) In their number of electrons
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C) In their number of neutrons
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D) In their atomic number - answerC) In their number of neutrons
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What type of bond involves the sharing of electrons between atoms?
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,A) lonic bond
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B) Hydrogen bond
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C) Covalent bond
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D) Van der Waals interaction - answerC) Covalent bond
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A hydrogen bond can form between:
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A) Two hydrogens in the same molecule
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B) The hydrogen of one molecule and an electronegative atom of ano
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ther

C) Two carbon atoms
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, D) Two positively charged ions -
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answerB) The hydrogen of one molecule and an electronegative atom o
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f another
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CHAPTER 3: Water and Life v v v v




Which property of water is most directly responsible for the ability of ins
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ects to walk on water?
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A) Specific heat
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B) Adhesion
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C) Surface tension
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D) Heat of vaporization - answerC) Surface tension
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