WorksheetsChapter 1 Test Bio
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Testing hypotheses often involves designing experiments. Which of the following is the factor that is observed and measured in an experiment?
a)
control group
b)
experimental group
c)
dependent variable
d)
independent variable
2.
Sarah Scientist spent years with the chimpanzees of Uganda. Sitting quietly for hours, she watched the animals closely and took notes about their behavior. What was Sarah Scientist doing?
a)
testing variables
b)
watching a control group
c)
making observations
d)
applying a stimulus
3.
After her run, Melody felt thirsty. Thirst was her body’s way of telling her she needed more water to maintain _____.
a)
growth
b)
metabolism
c)
development
d)
homeostasis
4.
Which of the following statements about science is accurate?
a)
Science deals with the investigation of supernatural events and creatures.
b)
Science is a list of beliefs and facts that is constant and unchanging.
c)
Science involves collecting and organizing data about the natural world.
d)
Science is the process of finding evidence that supports what you already think.
5.
Biologists have certain criteria that must be met if something is to be considered living. All living things are made up of cells and have ___________, which carries the genetic code.
a)
DNA
b)
Metabolism
c)
Evolve
d)
Stimuli
e)
Homeostasis
6.
The chemical reactions of ___________ help an organism use materials and energy to stay alive.
a)
Metabolism
b)
Evolve
c)
DNA
d)
Stimuli
e)
Homeostasis
7.
Living things respond to ___________, signals that come from within or from the environment.
a)
Stimuli
b)
Metabolism
c)
Evolve
d)
DNA
e)
Homeostasis
8.
Living things can also change over time, or ___________.
a)
Evolve
b)
Metabolism
c)
DNA
d)
Stimuli
e)
Homeostasis
9.
What is a theory?
a)
a tested, highly-reliable scientific explanation of events in the natural world
b)
a scientific explanation that cannot be changed and is considered law
c)
tentative scientific explanation that can be tested
d)
a statement that determines what comes next in a lab
10.
A control is ___________ while a constant is __________.
a)
what data is compared to; what stays the same in an experiment
b)
what stays the same in an experiment; what data is compared to
c)
what is changed; what stays the same
d)
what stays the same; what is changed
100 %
