TEST BANK FOR PRINCIPLES OF LIFE, 1ST EDITION: DAVID M. HILLIS

Chapter 2: Life Chemistry and Energy TEST BANK QUESTIONS (By Brian Storrie) Multiple Choice 1. The part of the atom that determines how the atom behaves chemically is the a. proton. b. electron. c. neutron. d. innermost shell. e. nucleus. Answer: b Textbook Reference: Concept 2.1 Atomic Structure Is the Basis for Life’s Chemistry Page: 17 Bloom’s Category: 1. Remembering 2. Which component of an atom does not add significantly to its mass? a. Proton b. Neutron c. Electron d. Both a and b e. All of the above Answer: c Textbook Reference: Concept 2.1 Atomic Structure Is the Basis for Life’s Chemistry Page: 17 Bloom’s Category: 1. Remembering 3. There are _______ natural elements in the universe. a. 12 b. 24 c. 66 d. 94 e. 116 Answer: d Textbook Reference: Concept 2.1 Atomic Structure Is the Basis for Life’s Chemistry Page: 17 Bloom’s Category: 1. Remembering 4. The atomic number of an element is the same as the number of _______ in each atom. a. neutrons b. protons plus electrons c. protons d. neutrons plus protons