Nursing Test Bank -Biology 12th Edition Raven Test Bank. Questions & answers.

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Biology, 12e (Raven) Chapter 2 The Nature of Molecules and the Properties of Water 1) Matter is composed of: A) atoms B) energy C) mass D) molecules Answer: A Section: 02.01 Topic: The Nature... of Atoms Bloom's: 1. Remember LO: 02.01.01 Define an element based on its composition. Accessibility: Keyboard Navigation 2) All atoms possess the ability to do work. The term that is defined as the ability to do work is: A) matter B) energy C) molecules D) space Answer: B Section: 02.01 Topic: The Nature of Atoms Bloom's: 1. Remember LO: 02.01.02 Describe the relationship between atomic structure and chemical properties. Accessibility: Keyboard Navigation 3) The number of protons in a given atom is equal to its: A) atomic number B) mass C) neutron number D) molecular number Answer: A Section: 02.01 Topic: The Nature of Atoms Bloom's: 1. Remember LO: 02.01.02 Describe the relationship between atomic structure and chemical properties. Accessibility: Keyboard Navigation NURSINGTB.COM BIOLOGY 12TH EDITION RAVEN TEST BANK NURSINGTB.COM 2 Copyright © 2020 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written onsent of McGraw-Hill Education. 4) Isotopes that are unstable and decay when their nucleus breaks up into elements with lower atomic numbers, emitting significant amounts of energy in the process, are called: A) energetic B) ionic C) radioactive D) isometric Answer: C Section: 02.01 Topic: The Nature of Atoms Bloom's: 1. Remember LO: 02.01.02 Describe the relationship between atomic structure and chemical properties. Accessibility: Keyboard Navigation 5) Atoms containing a specific number of protons are called: A) minerals B) elements C) metals D) molecules Answer: B Section: 02.02 Topic: Elements Found in Living Systems Bloom's: 1. Remember LO: 02.02.01 Relate atomic structure to the periodic table of the elements. Accessibility: Keyboard Navigation 6) Sugars dissolve well in water because of water's ________. A) ionic bonds B) cohesiveness C) hydrophobic exclusion D) polarity Answer: D Section: 02.03 Topic: The Nature of Chemical Bonds Bloom's: 2. Understand LO: 02.03.03 Contrast polar and nonpolar covalent bonds. Accessibility: Keyboard Navigation NURSINGTB.COM BIOLOGY 12TH EDITION RAVEN TEST BANK NURSINGTB.COM 3 Copyright © 2020 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written onsent of McGraw-Hill Education. 7) The negative logarithm of the hydrogen ion concentration in the solution is referred to as: A) pH B) atomic mass C) -OH concentration D) electronegativity E) specific heat Answer: A Section: 02.06 Topic: Acids and Bases Bloom's: 1. Remember LO: 02.06.01 Define acids, bases, and the pH scale. Accessibility: Keyboard Navigation 8) Bicarbonate ions in the blood can absorb hydrogen ions, keeping pH balanced. Bicarbonate is acting as a ________ in blood. A) buffer B) acid C) base D) alkaline Answer: A Section: 02.06 Topic: Acids and Bases Bloom's: 2. Understand LO: 02.06.01 Define acids, bases, and the pH scale. Accessibility: Keyboard Navigation 9) Atomic nuclei contain protons and ________. A) isomers B) ions C) moles D) neutrons Answer: D Section: 02.01 Topic: The Nature of Atoms Bloom's: 1. Remember LO: 02.01.01 Define an element based on its composition. Accessibility: Keyboard Navigation [Show More]

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