Anatomy and Physiology Placement Exam 2 Practice - with Answers at End!

Sep 30, 2026

Uploaded by Angel

Anatomy and Physiology Placement Exam 2 practice set covering core chemistry and cell biology foundations. It tests understanding of electron bonds, atomic structure, ions, pH and hydrogen ion concentration, water properties like cohesion and surface tension, and basic organic molecule classifications and reactions. The exam also reviews key cell organelles and their functions, including respiration, detoxification, protein synthesis, command and control roles, and organelle relationships.

LanguageEnglish

CategoryExam

FormatPDF

Pages9

Reading Time23 min

AccessFree to download

General Chemical Principles

Water, Acids, Bases and pH

Organic Molecules

Cell Structure

Anatomy and Physiology Placement Exam 2 Practice with Answers at End! General Chemical Principles 1. bonds are characterized by the sharing of electrons between the participating atoms. a. hydrogen b. ionic c. covalent d. electrical 2. A chemical bond in which electrons are gained or lost is called a(n) bond. a. ionic b. covalent c. hydrogen d. electrical 3. An electron is a(n) a. negatively charged subatomic particle b. molecule with a neutral charge c. neutral atom of an element d. uncharged subatomic particle 4. A subatomic particle possessing no electrical charge is called a(n) a. ion b. neutron c. atom d. electron 5. All isotopes ofa particular element possess a. identical atomic weights b. the same number of neutrons, but different numbers of electrons c. the same number of protons, but different numbers of neutrons d. identical atomic weights and numbers 6. An atom or a group of atoms possessing a positive or negative electrical charge is called a(n): a. molecule b. compound c. element d. ion 7. 14Carbon has an atomic number of 6, but has 8 neutrons. How many electrons are present in each atom? a. 6 b. 8 c. 14 d. some have 6 and some have 8 8. Chlorine must gain one electron to fill its outer energy level completely. Potassium must lose one electron in order to possess a completely filled outer energy level. What type of bond would you expect to find in potassium chloride? a. covalent b. ionic c. hydrogen [d. it](d. it) cannot be determined from the information given 9. Atomic number is determined by the number of in each atom. a. protons only b. protons and electrons c. protons and neutrons d. protons, neutrons, and electrons 10. Atoms of the element carbon have four electrons in the outermost shell. What is the maximum number of single covalent bonds that can form between one atom of carbon and other atoms? a. 1 b. 2 c. 3 d. 4 Water, Acids, Bases and pH 11. What determines the pH ofa solution? a. the number of ionic bonds available b. the hydrogen ion concentration c. the strength of the hydrogen bonds present d. the number of water molecules available 12. Identify the mismatched pair: a. hydrophilic – polar molecules b. hydrogen ion – proton c. acid solution – pH more than 7 d. water – universal solvent 13. Which of the following qualities of water is largely responsible for the phenomenon known as capillary action? a. Water is relatively transparent. b. Water expands slightly as it freezes. c. Water is strongly cohesive. d. Water has a high heat capacity. 14. Which of the following qualities of water is largely responsible for the ability of small insects to walk directly on the surface of water? a. Water is relatively transparent. b. Water displays a measurable surface tension. c. Water expands as it freezes. d. Water demonstrates an observable phase transition. 15. Which arrow points to a hydrogen bond? 16. Which arrow points to a covalent bond? 17. Among solutions with the following pH values, the one that has the greatest concentration of protons is the one with a pH value of a. 3 b. 7 c. 10 d. 12 18. What is the pH of baking soda? a. 10 b. 9 c. 8 d. 7 19. Which of the following statements is true about a solution with a pH of 9, one with a pH of 2 and one with a pH of 7? a. The pH 2 solution has a higher hydrogen (H+) ion concentration than the pH 7 solution. b. The pH 2 solution has a higher hydroxyl (OH- ) ion concentration than the pH 7 solution. c. The pH 9 solution has a higher hydrogen (H+) ion concentration than the pH 2 solution. d. The pH 9 solution has a hydrogen (H+) ion concentration that is seven times higher than that of the pH 2 solution. Organic Molecules 20. Organic chemistry is the chemistry of a. oxygen molecules b. isotopes c. carbon compounds d. ionic bonds 21. Organic molecules contain particu

FAQs

What does a chemical bond involving gain or loss of electrons describe?

It is called an ionic bond.

How is pH determined for a solution?

pH is determined by the hydrogen ion concentration.

Which organelle is the site of protein formation in the cell?

Protein formation occurs at the ribosomes.

Sep 30, 2026

Uploaded by Angel