AP Biology Unit 2: Cell Structure & Function Practice Test (Multiple Choice) Exam 2025/2026 Questions With Completed & Verified Solutions.

AP Biology Unit 2: Cell Structure &
Function Practice Test (Multiple Choice)

Questions 1-4 - Refer to the following list of organelles.
I. Nucleus
II. Mitochondrion
III. Chloroplast
IV. Plasma Membrane
V. Cell Wall

1. Which organelles listed are found only in plant cells?

a. I and II
b. II and IV
c. III and V
d. I, III, and V
e. III, IV, and V
C


I. Nucleus
II. Mitochondrion
III. Chloroplast
IV. Plasma Membrane
V. Cell Wall

2. Which organelles listed contain DNA?

a. I and III
b. II and III
c. III and V
d. I, II, and III
e. I, II, and IV
D


I. Nucleus

, II. Mitochondrion
III. Chloroplast
IV. Plasma Membrane
V. Cell Wall

3. Which organelles listed are involved with controlling what goes in and out of
the cell?

a. I and II
b. IV and V
c. I, III, and IV
d. II, III, and IV
e. III, IV, and V
B


I. Nucleus
II. Mitochondrion
III. Chloroplast
IV. Plasma Membrane
V. Cell Wall

4. Which organelles listed are involved in energy production?

a. II and III
b. III and IV
c. IV and V
d. I, II, and III
e. II, III, and IV
A


5. Free ribosomes are found in the __________ and bounded ribosomes are found
in the __________.

a. Cell Wall; Rough Endoplasmic Reticulum
b. Rough Endoplasmic Reticulum; Cell Wall
c. Smooth Endoplasmic Reticulum; Rough Endoplasmic Reticulum
d. Rough Endoplasmic Reticulum; Cytoplasm
e. Cytoplasm, Rough Endoplasmic Reticulum