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UTSA BIO 1404 Biosciences I Key Terms Flashcards - Questions with Correct Answers (Verified Update)

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UTSA BIO 1404 Biosciences I Midterm Exam (Units 1-7) Questions with Correct Answers (Verified Update) 50 questions 1. Which subatomic particle determines how an atom bonds with other atoms? A. Neutrons B. Protons in the nucleus C. The nucleus as a whole D. Valence electrons Correct Answer: D. Valence electrons Rationale: Bonding depends on electrons in the outermost shell. 2. Sodium (Na) gives an electron to chlorine (Cl). The resulting attraction is a(n): A. Hydrogen bond B. Nonpol...

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Exam (elaborations) UTSA BIO 1404 Biosciences I Final Exam (Comprehensive) Questions with Correct Answers (Verified Update) 2 Exam (elaborations) UTSA BIO 1404 Biosciences I Key Terms Flashcards - Questions with Correct Answers (Verified Update) 3 Exam (elaborations) UTSA BIO 1404 Biosciences I Midterm Exam (Units 1-7) Questions with Correct Answe

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1 Exam (elaborations) 1 Exam (elaborations) UTSA BIO 1404 Biosciences I Practice Test 1 (Units 1-7) Questions with Correct Answers (Verified I Practice Test 1 (Units 1-7) Questions with Correct Answers (Verified Update) 2 Exam (elaborations) UTSA BIO 1404 Biosciences I Practice Test 2 (Units 8-13) Questions with Correct Answers (Verified Update)

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2 artículos

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UTSA BIO 1404 Biosciences I Exam 1 - Questions with Correct Answers (Verified Update) 4 Exam (elaborations) UTSA BIO 1404 Biosciences I Exam 2 - Questions with Correct Answers (Verified Update) 5 Exam (elaborations) UTSA BIO 1404 Biosciences I Exam 3 - Questions with Correct Answers (Verified Update)

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5 artículos

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UTSA BIO 1404 Biosciences I Exam 3 - Questions with Correct Answers (Verified Update) 50 questions 1. A student tests whether fertilizer increases plant height, giving one group fertilizer and one none. The group with no fertilizer is the: A. Experimental group B. Dependent variable C. Hypothesis D. Control group Correct Answer: D. Control group Rationale: The control group provides a baseline for comparison. 2. In the same experiment, plant height is the: A. Independent variable B....

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9 páginas

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UTSA BIO 1404 Biosciences I Exam 2 - Questions with Correct Answers (Verified Update) 54 questions 1. An atom has 6 protons, 6 neutrons and 6 electrons. Its atomic mass is approximately: A. 12 B. 6 C. 18 D. 24 Correct Answer: A. 12 Rationale: Mass number = protons + neutrons = 6 + 6 = 12 (this is carbon-12). 2. Ice floats on liquid water because: A. Ice contains more molecules per volume B. Ice has ionic bonds C. Ice is heavier than water D. Hydrogen bonds hold ice molecules in a l...

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10 páginas

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UTSA BIO 1404 Biosciences I Exam 1 - Questions with Correct Answers (Verified Update) 53 questions 1. Which type of bond forms between the oxygen of one water molecule and a hydrogen of another? A. Nonpolar covalent bond B. Ionic bond C. Peptide bond D. Hydrogen bond Correct Answer: D. Hydrogen bond Rationale: Water is polar; the partial negative oxygen attracts the partial positive hydrogen of a neighboring molecule, forming a hydrogen bond. 2. Water's high specific heat is mainl...

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9 páginas

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UTSA BIO 1404 Biosciences I Practice Test 2 (Units 8-13) Questions with Correct Answers (Verified Update) 50 questions 1. Which process allows a cut on your skin to heal? A. Mitosis B. Meiosis C. Fertilization D. Crossing over Correct Answer: A. Mitosis Rationale: Mitosis produces identical cells for growth and repair. 2. Chromosomes first become visible as condensed structures during: A. Interphase B. Prophase C. Telophase D. Cytokinesis Correct Answer: B. Prophase Rationale: D...

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9 páginas

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UTSA BIO 1404 Biosciences I Practice Test 1 (Units 1-7) Questions with Correct Answers (Verified Update) 50 questions 1. Sweating cools the body mainly because of water's: A. Low density as ice B. High heat of vaporization C. Nonpolar structure D. Low surface tension Correct Answer: B. High heat of vaporization Rationale: Evaporating water must break many hydrogen bonds, removing heat from the skin. 2. Insects such as water striders can walk on water because of: A. Adhesion to the...

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9 páginas

Escrito en 2026/2027

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UTSA BIO 1404 Biosciences I Final Exam (Comprehensive) Questions with Correct Answers (Verified Update)1. A neutral atom has 8 protons and 10 neutrons. How many electrons does it have? A. 10 B. 8 C. 18 D. 2 Correct Answer: B. 8 Rationale: In a neutral atom electrons equal protons. 2. Which property of water makes it a good solvent for ions and polar molecules? A. Its low boiling point B. Its polarity C. Its nonpolar bonds D. Its ability to float as ice Correct Answer: B. Its polari...

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9 páginas

Escrito en 2026/2027

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