BIO 156 EXAM 1 PRACTICE | 84 ACTUAL
QUESTIONS AND CORRECT ANSWER |
GRADED A+ | UPDATED 2025
The smallest unit of any substance is the ___.
a. atom
b. molecule
c. cell - ANSWER a. atom
The smallest unit of life is the ___.
a. atom
b. molecule
c. cell
d. organism - ANSWER c. cell
Organisms require ___ and ___ to maintain themselves, grow, and reproduce.
a. DNA; energy
b. food; sunlight
c. nutrients; energy
d. DNA; cells - ANSWER c. nutrients; energy
By sensing and responding to change, organisms keep conditions in the internal
environment within ranges that cells can tolerate. This process is called ___.
a. reproduction
,b. development
c. homeostasis
d. inheritance - ANSWER c. homeostasis
DNA ___.
a. guides form and function
b. is the basis of traits
c. is transmitted from parents to offspring
d. all of the above - ANSWER d. all of the above
___ is the transmission of DNA to offspring.
a. Reproduction
b. Development
c. Homeostasis
d. Inheritance - ANSWER a. Reproduction
A butterfly is a(n) ___ (choose all that apply).
a. organism
b. domain
c. species
d. eukaryote
e. consumer
f. producer
g. prokaryote
, h. trait - ANSWER a. organism
d. eukaryote
e. consumer
___ move around for at least part of their life.
a. Living organisms
b. Animals
c. Species
d. Eukaryotes - ANSWER b. Animals
A bacterium is ___ (choose all that apply).
a. an organism
b. single-celled
c. an animal
d. a eukaryote - ANSWER a. an organism
b. single-celled
Bacteria, Archaea, and Eukarya are three ___. - ANSWER domains
A control group is ___.
a. a set of individuals that have a certain characteristic or receive a certain
treatment
b. the standard against which an experimental group is compared
c. the experiment that gives conclusive results - ANSWER b. the standard
against which an experimental group is compared
QUESTIONS AND CORRECT ANSWER |
GRADED A+ | UPDATED 2025
The smallest unit of any substance is the ___.
a. atom
b. molecule
c. cell - ANSWER a. atom
The smallest unit of life is the ___.
a. atom
b. molecule
c. cell
d. organism - ANSWER c. cell
Organisms require ___ and ___ to maintain themselves, grow, and reproduce.
a. DNA; energy
b. food; sunlight
c. nutrients; energy
d. DNA; cells - ANSWER c. nutrients; energy
By sensing and responding to change, organisms keep conditions in the internal
environment within ranges that cells can tolerate. This process is called ___.
a. reproduction
,b. development
c. homeostasis
d. inheritance - ANSWER c. homeostasis
DNA ___.
a. guides form and function
b. is the basis of traits
c. is transmitted from parents to offspring
d. all of the above - ANSWER d. all of the above
___ is the transmission of DNA to offspring.
a. Reproduction
b. Development
c. Homeostasis
d. Inheritance - ANSWER a. Reproduction
A butterfly is a(n) ___ (choose all that apply).
a. organism
b. domain
c. species
d. eukaryote
e. consumer
f. producer
g. prokaryote
, h. trait - ANSWER a. organism
d. eukaryote
e. consumer
___ move around for at least part of their life.
a. Living organisms
b. Animals
c. Species
d. Eukaryotes - ANSWER b. Animals
A bacterium is ___ (choose all that apply).
a. an organism
b. single-celled
c. an animal
d. a eukaryote - ANSWER a. an organism
b. single-celled
Bacteria, Archaea, and Eukarya are three ___. - ANSWER domains
A control group is ___.
a. a set of individuals that have a certain characteristic or receive a certain
treatment
b. the standard against which an experimental group is compared
c. the experiment that gives conclusive results - ANSWER b. the standard
against which an experimental group is compared
