Cell Structure and Function Unit Exam PDF

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Cell Structure and Function Unit Exam

1. What functions do both mitochondria and chloroplasts have in common? A) Both store water for the cell. B) Both produce energy that can be used by cells. C) Both monitor what comes into the cell. D) Both direct the cell’s activities.

Use Diagram A to answer questions 2-3.

2. Identify the organelle shown at position 4. A) ribosome B) nucleus * C) cell membrane D) mitochondria

3. Which of the following best describes the function of the organelle in position 4? A) controls what comes in and out of the cell B) location where proteins are produced C) breaks down nutrients and creates energy for cellular use D) directs cellular activities *

4. Which of the following is NOT a component of the Cell Theory? A) All cells come from pre-existing cells. B) Human tissues are made up of cells. * C) Cells are considered the basic unit of life. D) All organisms are composed of cells.

5. Which of the following statements is/are true? I. II. III.

Every living thing is made up of cells. The cell membrane monitors what comes in and out of the cell. Animal cells are sometimes rectangular-shaped.

A) I, II, III are true. B) I, II are true. * C) Only II is true. D) II, III are true.

6. A scientist is studying a number of cells. The scientist observes that when Organelle X is removed from the cell, the cell becomes swollen and explodes (lyses). Which of the following might Organelle X be? A) cell membrane * B) cell wall C) cytoplasm D) mitochondria

7. Which of the following lists some organelles found in animal cells? A) cell wall, nucleus, rough endoplasmic reticulum B) cell membrane, ribosomes, chloroplasts C) cell membrane, cell wall, large central vacuole D) cell membrane, ribosomes, cytoplasm

Consider the following diagram (Figure B). Answer the questions that follow.

8. Which of the following statements is true regarding the organelle labelled L? A) It is made up of a double-membrane. B) Animal cells lack this organelle. C) It serves as the site of light energy being converted to chemical energy. D) This organelle is known as the powerhouse of the cell. *

9. Which of the following characteristics identifies this cell as a plant cell? A) This cell contains a rigid cell wall. * B) This cell has a cell membrane. C) This cell contains a nucleus with the Rough ER attached to it. D) The cell has ribosomes floating in the cytoplasm.

10. Identify Organelle N on Figure B. A) Smooth endoplasmic reticulum B) Rough endoplasmic reticulum C) Vacuole D) ribosomes 11. Which of the following statement(s) about cells is/are true? A) Cells are the smallest structural unit in the human body. B) Cells can only be seen through a microscope. C) Cells are constantly reproducing. D) All of the above statements are true....