ER Fall Semester Test Bio Multiple Choice

A polar molecule... Objective 2.2.3

• has an even distribution of charge
• has an uneven distribution of charges

If you put salt in water, it will dissolve. Which property of water does this demonstrate? Objective 1.2.4

• less dense as a solid
• universal solvent

Fish can survive in frozen lakes. Which property of water does this demonstrate? Objective 1.2.4

• less dense as a solid
• universal solvent

Choose the order in which the body will consume carbohydrates, lipids, and proteins for energy. Objective 1.3.5

• (1) carbs (2) lipids (3) nucleic acids
• (1) carbs (2) lipids (3) proteins

Where do we get nucleic acids from? Objective 1.3.8

• meat
• our parents

Which of the following is NOT a principle of the cell theory? Objective 2.1.1

• cells are the most basic unit of life
• all cells complete mitosis

Select which structures belong to animals. Objective 2.1.3

• cell walls, central vacuoles, chloroplasts
• centrioles, lysosomes, cilia, flagella

Which describes the cell membrane? Objective 2.1.4

• controls what goes in and out
• protects the DNA

Which describes ribosomes? Objective 2.1.4

• make proteins
• processes, sorts, and ships proteins where needed

Which describes the Golgi apparatus? Objective 2.1.4

• makes proteins
• processes, sorts, and ships proteins where needed