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Biology Unit 1 Review
Biology Unit 1 Review
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Review Quiz to prepare for unit 1 exam.
Flashcards
70 cards
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Questions
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Answers
1
degree of heat present in an object?
pressure
altitude
humidity
temperature
2
When enough experimental data is collected to support a hypothesis, it could become...
only a law
only a theory
a classified hypothesis
a theory or a law
3
What is the metric unit of measurement for mass?
milligram
liter
kilogram
gram
4
What are the two words scientists include in their hypotheses?
between...around...
if...then...
many...most...
every...always...
5
Which instrument is not used in biology experiments?
test tube
telescope
microscope
calculator
6
A pipette is used to....
measure liquids
transfer small amounts of liquid
hold liquid
stir liquids
7
When do we graph our data?
during analysis
during hypothesis
during conclusion
during observation
8
Living things maintain a stable internal environment.
homeostasis
metabolism
paralysis
stimulus
9
deoxiribonucleic acid
DNA
OHS
mRNA
tRNA
10
NOT a characteristic of life...
made up of cells
ability to reproduce
doesn't respond to environment
homeostasis
11
To ensure that scientific work is free of bias, work is peer reviewed by...
anonymous scientific experts
general public
lawmakers
researcher's friends or peers
12
Single organism reproduces offspring identical to itself
asexual reproduction
sexual reproduction
metabilism
characteristics
13
The study of life...
anatomy
physiology
biology
hematology
14
"The caterpillar is 2 cm. long" is a (n)...
hypothesis
theory
observation
inference
15
A scientist observes there are more insects during dry summers. Next step in scientific method?
formulate a question
present a theory in a scientific journal
observe insects in winter
develop a hypothesis
16
If my data does not support my hypothesis, my experiment is not a waste of time because...
no additional research needs to be conducted
the question was answered and a new hypothesis can be made
the hypothesis is just a guess. It doesn't need support
results do not have to support the hypothesis
17
If I feed chickens peanuts to see if the egg size increases...what's the dependent variable?
chickens
feeding the chickens
peanuts
egg size
18
First step in the scientific method is to observe. Next is...
Analyze your data
Make a hypothesis
Draw a conclusion
record your data
19
What is the most important thing in the laboratory?
drawing
reading
safety
moving quickly
20
Unlike sexual reproduction, asexual reproduction involves...
two cells
two parents
one parent
one nonliving parent
21
An experiment is valid if...
repeated under different conditions and same results reached
designed with multiple variables to test several hypotheses
experiment is published in a report
repeated under same conditions and same results are reached
22
If I feed chickens peanuts to see if the egg size increases, what's the independent variable?
how many eggs they lay
egg size
same type of chicken
peanuts
23
A glass beaker is used to...
transfer solids
transfer liquids
heat liquids
hold and measure liquids
24
A particular preference or point of view.
limitation
choice
bias
racial
25
What is the metric unit of measurement for length?
millimeter
meter
centimeter
kilometer
26
What is the mean? (125,150,140,112,123,129)
135
130
140
125
27
An organized way of gathering and analyzing evidence about the natural world.
supernatural phenomena
scientific method
predictions
universal law
28
Numbers obtained by counting or measuring.
answers
quantitative data
qualitative data
explanations
29
Homer Simpson thinks coconut juice gets rid of green slime. What is the independent variable?
green slime
water spray
coconut juice
the shower
30
What system do scientists use when collecting data?
metric
liters
kilogram
celsius
31
Not safe in a lab....
hand washing
plastic aprons
eye goggles
smelling liquids
32
This is not safe in the lab....
using the shower when chemicals spill on you
using the eyewash in an emergency
placing glass next to the edge of the table
reading all the instructions
33
The group in an experiment that does not receive the treatment.
control
conclusion
hypothesis
variable
34
The altitude or height above sea level.
elevation
pressure
humidity
temperature
35
The first three steps of the scientific method are....
1. observation 2. gather data 3. conclusion
1. observation 2. ask question 3. hypothesis
1. conclusion 2. hypothesis 3. observation
1. hypothesis 2. gather data 3. observation
36
What scientific method helps us to improve our experiments?
curiousity
analysis
peer review
spell checker
37
What are the steps of the scientific method in order?
hypothesis, observation, experiment, analysis, conclusion
Experiment, observation, hypothesis,analysis, conclusion
observation, experiment, hypothesis, conclusion, analysis
observation, hypothesis, experiment, analysis, conclusion
38
Lab safety includes...
wearing eye goggles
placing backpack in the aisle
sweeping up broken glass
wearing eye glasses
39
Evidence from many scientific studies may support several related hypotheses...
law
published research
theory
scientific journals
40
It is deliberately changed in an experiment.
dependent variable
control group
variable
independent variable
41
When I connect the dots on a graph, I am using a .....
bar graph
line graph
pie chart
flow chart
42
A conclusion reached on the basis of evidence and reasoning.
inference
assumption
hypothesis
observation
43
Which is NOT a valid source of scientific information? Choose 2.
scientific textbook
Tabloid
scientific journal
wikipedia
44
Exposed to the same conditions as the experimental group except for the independent variable.
independent variable
control group
controlled experiment
dependent variable
45
A graduated cylinder is used to...
hold and heat liquids
measure liquids
hold and measure liquids
transfer small amounts
46
An organism keeps its internal environment stable....
asexual reproduction
metabolism
development
homeostasis
47
The process of using our senses...
inference
observation
curiousity
recall
48
Homer Simpson thinks that coconut juice will get rid of green slime. dependent variable?
water spray
treatment
slime removal
coconut juice
49
One meter is equal to...
100 millimeters
10 kilometers
1000 millimeters
1 millimeter
50
Combination of chemical reactions through which an organism builds up or breaks down material
reproduction
DNA
metabolism
homeostasis
51
Does CLEANO wash my clothes better than regular detergent? What is the independent variable?
CLEANO
washing machine
my clothes
regular detergent
52
To be useful in science, a hypothesis must be...
measurable
observable
testable
correct
53
You must always...
handle broken glass with bare hands
operate lab equipment without permission
perform experiments carefully
leave heated materials unattended
54
The process of when 2 cells unite to form the first cell of a new organism...
budding
homeostasis
sexual reproduction
asexual reproduction
55
A signal to which an organism responds.
structure
stimulus
chemicals
fee
56
Mouse A eats mouse food. Mouse B eats mouse food plus "additive." Mouse B got sick. Why?
lack of water has a negative effect on mice
additive have a negative effect on mice
extra calories has a negative effect on mice
living in small groups has a negative effect on mice
57
Find the average. (3,4,6,8,9)
8
7
6
5
58
The purpose of a controlled experiment is to allow a scientist to isolate and test.....
a conclusion
a single variable
many data
several variables
59
You should never do this in the lab.....
pour chemicals down the drain to clean up
move about slowly
wear protective gear
listen carefully for instructions
60
Which statement is true about a controlled experiment?
only one variable is tested at a time
all variables must be kept the same
controlled experiments cannot be performed on living things
everything can be studied through a controlled experiment
61
What is not a valid source of scientific information?
technical report
science textbook
tabloid magazine
scientific journal
62
Facts and statistics collected together for reference...
experiment
data
resources
analysis
63
Experiment of how different lights affect plant growth. Dependent variable?
height of the plants
amount of light
pH of the soil
amount of water
64
When does a hypothesis become a theory?
when a website a created to support the theory
when the official scientific method is followed
when scientific data supports the theory
when it is supported by data from many experiments
65
Palm trees grow best in high temperature and low moisture.
20 degrees C, 32 ml. H20/day
35 degrees C, 20 ml. H20/day
35 degrees C, 25 ml. H20/day
20 degrees C, 35 ml. H20/day
66
Which is not shared by a horse and the grass it eats?
movement from place to place
stable internal environment
uses energy
response to stimulus
67
What is NOT one of the ways scientists generate new ideas for research?
curiousity
open-mindedness
skepticism
greedy
68
Scientific explanation for a set of observations that can be tested
analysis
conclusion
inference
hypothesis
69
The act of noticing and describing events in a careful orderly way.
determine
infer
assume
observation
70
Find the mode. (1,2,3,3,3,5,7,9)
3
5
8
4
