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General, Organic, and Biological Chemistry, 3e (Timberlake) Chapter 1 Measurements 1.1 Multiple-Choice Questions 1) 5.21 cm is the same distance as A) 0.0521 m. B) 52.1 dm. C) 5.21 mm. D) 0.00521 km. E) 5210 m. Answer: A 2) How many centimeters are there in 57.0 in.? A) 22 cm B) 0.0445 cm C) 145 cm D) 22.4 cm E) 140 cm Answer: C 3) The amount of space occupied by a substance is its A) mass. B) density. C) weight. D) length. E) volume. Answer: E 4) Which of the following i...

Introductory Chemistry: Concepts and Critical Thinking, 7e (Corwin) Chapter 1 Introduction to Chemistry Key Terms 1) What is the term for the pseudoscience that attempted to discover a universal cure for disease and a magic elixir for immortality? A) alchemy B) biochemistry C) inorganic chemistry D) organic chemistry E) none of the above Answer: A Section: Key Terms 2) What is the term for the study of chemical substances derived from plants and animals? A) biochemistry B) green ch...

Introductory Chemistry, 4e (Tro) Chapter 1 The Chemical World True/False Questions 1) Chemicals make up everything around you, including your own body. Answer: TRUE Diff: 1 Page Ref: 1.1 2) Chemists study the properties of substances and the particles that compose those substances. Answer: TRUE Diff: 1 Page Ref: 1.1 3) When a sealed can of soda pop is opened, the carbon dioxide gas fizzes out because the pressure is released. Answer: TRUE Diff: 1 Page Ref: 1.1 4) The properties of wa...

2 Chapter 1 The Foundations of Biochemistry Chapter 1 The Foundations of Biochemistry Multiple Choice Questions 1. Cellular foundations Pages: 2–4 Difficulty: 1 Ans: C In a bacterial cell, the DNA is in the: A) cell envelope. B) cell membrane. C) nucleoid. D) nucleus. E) ribosomes. 2. Cellular foundations Page: 3 Difficulty: 1 Ans: E A major change occurring in the evolution of eukaryotes from prokaryotes was the development of: A) DNA. B) photosynthetic capability. C) plasma m...

Chapter 1 Multiple Choice Questions: Topic: General Section: Intro Difficulty Level: Easy 1. Chemical reactions occur as a result of: A) Attraction between opposite charges B) Nucleus–Nucleus interactions C) Motion of electrons D) Like atoms interacting E) Combining two chemicals Ans: C Topic: General Section: 1.1 Difficulty Level: Easy 2. Credit for the first synthesis of an organic compound from an inorganic precursor is generally ascribed to: A) Berzelius B) Arrhenius C) ...

Essay 0 points Question Give the ground-state electron configuration for carbon (atomic number 6). Answer 1s22s22p 12p 1 or 1s22s22p2 x y Essay 0 points Question Give the ground-state electron configuration for fluorine (atomic number 9). Answer 1s22s22p 2 2p 2 2p 1 or 1s22s22p5 x y z Essay 0 points Question Give the ground-state electron configuration for magnesium (atomic number 12). Answer 1s22s22p63s2 Essay 0 points Question How many electrons does silicon have in its valence she...

Chapter 03 - Organic Compounds: Alkanes and Their Stereochemistry Exhibit 3-1 MATCH a structure below to each of the following descriptions and place the letter corresponding to the structure in the blank. 1. _____ is an amino aldehyde. ANSWER: B POINTS: 1 2. _____ is an aromatic ketone. ANSWER: E POINTS: 1 3. _____ is a tertiary chloride. ANSWER: C POINTS: 1 4. _____ is a cyclic alkane with two cis methyl groups. ANSWER: C POINTS: 1 5. Circle and name each functional group in th...

Chapter One MULTIPLE CHOICE QUESTIONS Topic: General Section: 1.1 Difficulty Level: Easy 1. Credit for the first synthesis of an organic compound from an inorganic precursor is usually given to: A) Berzelius B) Arrhenius C) Kekule D) Wohler E) Lewis Ans: D Topic: Atomic Orbitals, Hybridization Section: 1.2 Difficulty Level: Easy 2. How many sigma 1s-2sp3 bonds are there in ethane? A) 7 B) 6 C) 5 D) 3 E) 1 Ans: B

Organic Chemistry, 7e (Bruice) Chapter 1 Remembering General Chemistry: Electronic Structure and Bonding 1) Atoms with the same number of protons but different numbers of neutrons are called . Answer: isotopes Section: 1-1 2) Which of the following elements does this electronic configuration represent? 1s2 2s2 2p5 A) F B) C C) N D) Al E) O Answer: A Section: 1-2 3) How many unpaired electrons are present in the isolated carbon atom (atomic number = 6)? A) none B) one C) two D)...

TEST BANK > CONTROL PANEL > POOL MANAGER > POOL CANVAS Pool Canvas Add, modify, and remove questions. Select a question type from the Add Question drop-down list and click Go to add questions. Use Creation Settings to establish which default options, such as feedback and images, are available for question creation. Add Creation Settings Name TestBank Chapter 1 Description Question pool for TestBank Chapter 01 Instructions Multiple Choice 0 points Question What is the molecular...

Principles of Chemistry: A Molecular Approach (Tro) Chapter 1 Matter, Measurement, and Problem Solving 1) Molecules can be described as A) a mixture of two or more pure substances. B) a mixture of two or more elements that has a specific ratio between components. C) two or more atoms chemically joined together. D) a heterogeneous mixture E) a homogeneous mixture Answer: C Diff: 1 Page Ref: 1.1 2) Give the composition of water. A) two hydrogen atoms and two oxygen atoms. B) one hydrog...

Chapter 1 Keys to the Study of Chemistry 1. Which one of the following is a "substance" in the sense of the word as used in your textbook? A) air B) tap water C) sea water D) water E) toothpaste Ans: D 2. Select the best statement. A) Physical changes may be reversed by changing the temperature. B) Physical changes alter the composition of the substances involved. C) Physical properties are not valid characteristics for identifying a substance. D) Physical properties are mostly extens...

CHAPTER 3: ENERGY, CATALYSIS, AND BIOSYNTHESIS © 2014 GARLAND SCIENCE PUBLISHING The Use of Energy by Cells 3-1 Chemical reactions carried out by living systems depend on the ability of some organisms to capture and use atoms from nonliving sources in the environment. The specific subset of these reactions that break down nutrients in food can be described as _____________. (a) metabolic. (b) catabolic. (c) anabolic. (d) biosynthetic. 3-2 When there is an excess of nutrients available...

Chapter 1 A Brief History of Microbiology 1.1 Multiple-Choice Questions 1) Antoni van Leeuwenhoek was the first person in history to A) use a magnifying glass. B) develop a taxonomic system. C) view protozoa and bacteria. D) disprove spontaneous generation. E) prove the germ theory. Answer: C Bloom's Rank: Knowledge Section: The Early Years of Microbiology 2) The microbes commonly known as __________ are single-celled eukaryotes that are generally motile. A) archaea B) bacteria C...

Chemical Foundations PART A: Linking Concepts and Facts 2.1 Covalent Bonds and Noncovalent Interactions 1. Covalent bonds between which of the following pairs of atoms are nonpolar? a. C–C b. C–H c. O–H d. a and b Ans: d 2. Which of the following is a noncovalent interaction? a. hydrophobic effect b. ionic interactions c. Van der Waals interactions d. all of the above Ans: e 3. Which of the following is the strongest interaction? a. hydrogen bond b. ionic bond c. phosphoa...

Chapter 03 Tools of the Laboratory: Methods of Studying Microorganisms Multiple Choice Questions 1. The Six I's of studying microorganisms include all of the following except A. inoculation. B. incubation. C. infection. D. isolation. E. identification. ASM Objective: 07.01b Ability to apply the process of science: Analyze and interpret results from a variety of microbiological methods and apply these methods to analogous situations. ASM Topic: Module 07 Scientific Thinking Learning ...

Biological Science, 5e (Freeman) Chapter 14 Mendel and the Gene 1) The work of Gregor Mendel provided an answer to two prevailing hypotheses popular at the time. What were these two hypotheses? A) Mitosis is only typical in vertebrates. Meiosis is only typical in invertebrates. B) The two major hypotheses of the time were blending inheritance and inheritance of acquired characteristics. C) Animals use one set of rules for inheritance, while plants use a different set. D) Peas and other d...

Campbell's Biology, 9e (Reece et al.) Chapter 1 Introduction: Themes in the Study of Life This introductory chapter explores the basic themes and concepts of biology, with emphasis on the core theme of evolution. It also introduces students to the thinking of scientists. Questions are therefore general; however, an effort has been made to include some from each skill level. As in the rest of this test bank, questions that feature art or those for which several questions follow upon some da...

CHAPTER 1 INTRODUCTION TO CELLS 2009 Garland Science Publishing 3rd Edition Unity and Diversity of Cells 1-1 The smallest unit of life is a(n) (a) DNA molecule. (b) cell. (c) organelle. (d) virus. (e) protein. 1-2 For each of the following sentences, fill in the blanks with the best word or phrase selected from the list below. Not all words or phrases will be used; each word or phrase should be used only once. Cells can be very diverse: superficially, they come in various sizes, ra...

1 Student: ___________________________________________________________________________ 1. Extant microorganisms are organisms from the fossil record that are no longer present on Earth today. True False 2. All cellular organisms can be placed into one of three __________, which include the Bacteria, Archaea, and the Eukarya. ________________________________________ 3. Archaea are cellular organisms that have unique cell membrane __________. ________________________________________ 4. M...