TEST BANK FOR BIOLOGY: EXPLORING THE DIVERSITY OF LIFE, 2ND EDITION

CHAPTER 3 – Defining Life and Its Origins MULTIPLE CHOICE 1. If a warmed flask of water is analogous to the Miller–Urey experiment, which of the following is analogous to primordial Earth? a. a strongly reducing atmosphere b. lightning c. a primeval sea d. water vapour ANS: C PTS: 1 DIF: Moderate REF: p. 42 TOP: 3.2 THE CHEMICAL ORIGINS OF LIFE BLM: Understanding 2. Which of the following would you take into account if you wanted to define viruses? a. Viruses are between the biotic and abiotic worlds. b. Viruses are able to live outside of a host organism. c. Viruses are able to synthesize their own proteins. d. Viruses are able to remain unchanged. ANS: A PTS: 1 DIF: Moderate REF: p. 51 TOP: 3.1 WHAT IS LIFE? BLM: Analysis 3. Why do living organisms have the potential for errors (mutations and/or variations) to occur in their development? a. so that organisms may contribute to evolution b. so that organisms may live unchanged c. so that organisms may die unchanged d. so that organisms may contribute to reproduction ANS: A PTS: 1 DIF: Moderate REF: p. 51 TOP: 3.1 WHAT IS LIFE? BLM: Application 4. Which of the following describes the order of emergence of various organisms on Earth? a. land plants, first prokaryotes, animals, first eukaryotes, humans b. first prokaryotes, first eukaryotes, animals, land plants, humans c. animals, first prokaryotes, first eukaryotes, land plants, humans d. humans, animals, land plants, first eukaryotes, first prokaryotes ANS: B PTS: 1 DIF: Moderate REF: p. 53 TOP: 3.2 THE CHEMICAL ORIGINS OF LIFE BLM: Synthesis 5. How old is Earth? a. about 4.6 million years b. about 3.6 billion years c. about 4.6 billion years d. about 1 billion years ANS: C PTS: 1 DIF: Easy REF: p. 53