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Test Bank
Biology 189 Exam for Arizona College Biology
2025/2026




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TABLE OF CONTENTS:
BIOLOGY 189 EXAM 1 QUESTIONS AND ANSWERS

BIOLOGY 189 EXAM 1 CHAPTER 1-4 QUESTIONS AND ANSWERS

BIOLOGY 189 QUESTIONS AND ANSWERS

CSN BIOLOGY 189 EXAM 1 QUESTIONS AND ANSWERS

BIOL 189 FINAL EXAM QUESTIONS AND ANSWERS

BIO 189 - FINAL: MODULES 4-7 QUESTIONS AND ANSWERS

BIOLOGY 189 FINAL ARIZONA COLLEGE OF AND ANSWERS
NURSING QUESTIONS

BIOLOGY 189 CHAPTER 1 QUESTIONS AND ANSWERS

BIOLOGY 189 CSN EXAM 3 - CELLULAR AND ANSWERS
RESPIRATION: PART 1/5 QUESTIONS

BIO CHAP 9 DEFINITIONS QUESTIONS AND ANSWERS

BIOLOGY 189 EXAM 2 STUDY GUIDE QUESTIONS AND ANSWERS

BIOLOGICAL & BIOCHEMICAL FOUNDATIONS AND ANSWERS
QUESTIONS

BIOLOGY CHAPTER 8 QUEST SECTION 1 AND 2 AND ANSWERS
QUESTIONS

BIOLOGY 189 FINAL QUESTIONS AND ANSWERS

BIOLOGY 189 EXAM 3 CSN QUESTIONS AND ANSWERS

BIOLOGY 189 CSN EXAM 3 - MITOSIS: PART 4/5 AND ANSWERS
QUESTIONS

BIOL 189 MASTERING BIOLOGY UNIT 1 PRACTICE AND ANSWERS
EXAM QUESTIONS

BIOL 189 LAB PRE-ASSESSMENT QUIZ QUESTIONS AND ANSWERS

BIOLOGY 189 QUIZ: A TOUR OF THE CELL AND ANSWERS
QUESTIONS

BIOL 189 EXAM 2 POST LECTURES QUESTIONS AND ANSWERS




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Biology 189 Exam 1 – Comprehensive Study
Guide, Practice Questions, and Answers for
Arizona College Biology 2025/2026

*Chapter 1*
Summarize the five characteristics of life

Answer:

1. Organization: atoms make up molecules, which make up cells, which make up tissues, and so
on.
2. energy use: a kitten uses the energy from its mothers milk to fuel its own groth
3. maintenance of internal consistency (homeostasis): your kidneys regulate your body's water
balance by adjusting the concentration of your urine
4. Reproduction, growth, and development: an acorn germinates, developed into an oak seedling,
and, at maturity, reproduces sexually to produce its own acorns
5. Evolution: increasing numbers of bacteria survive treatment with antibiotic drugs.

all of the following are characteristics of life EXCEPT:
a. evolution
b. reproduction
c. homeostasis
d. multicellularity

Answer:
d. multicellularity

the concentration of salts in blood remains relatively steady, regardless of a person's diet. This
situation best illustrates:
a. homeostasis
b. life organizational hierarchy
c. autotrophy
d. evolution

Answer:
a. homeostasis

illustrate life's organizational hierarchy - Answer: - atom
- molecule
- organelle
- cell




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- tissue
- organ
- organ system
- organism
- population
- community
- ecosystem
- biosphere

atom

Answer:
smallest chemical unit of a pure substance

molecule - Answer: A group of atoms bonded together

organelle - Answer: a membrane bound structure that has a specific function within a cell

cell - Answer: fundamental unit of life, multicellular or unicellular

tissue - Answer: collection of specialized cells that function in a coordinated fashion

organ - Answer: structure consisting of tissues organized to interact and carry out specific
functions

organ system - Answer: organs connected physically or chemically that function together

organism - Answer: An individual living thing

Population - Answer: a group of the same species of organisms living in the same place and time

community - Answer: all populations that occupy the same region

ecosystem - Answer: living and nonliving things in an area

biosphere - Answer: the global ecosystem, the parts of the planet and its atmosphere where life is
possible

which of the following is smaller than an organelle?
a. an organ
b. a molecule
c. a cell
d. a tissue - Answer: b. a molecule

Autotroph vs Heterotroph - Answer: Autotrophs are organisms that can produce their own food
from the substances available in their surroundings using light (photosynthesis) or chemical




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