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Ch. 1 The Study of Life

Total questions: 100

Worksheet time: 1hrs 19mins

Name
Class
Date
1.

By measuring the weight of a car the scientist are measuring

a)

quantitative data

b)

dependent variable

c)

independent variable

d)

qualitative data

2.

It is sunny outside is an example of a (n)

a)

Hypothesis

b)

observation

c)

independent variable

d)

inference

3.

A hypothesis must me

a)

accurate

b)

testable

c)

observable

d)

measurable

4.

How many variables do you change at a time

a)

it does not matter

b)

2

c)

1

d)

0

5.

How many cells are needed for sexual reproduction

a)

1

b)

2

c)

none

d)

0

6.

maintaining a relatively stable internal environment is (a)  

7.

You are testing to see if students learn better in a warmer or colder classroom. You have the same class They read a chapter and take a test in a room 67 degrees. The next day They read the same chapter and take the same test in the room at 74 degrees. Identify the independent variable.

a)

Chapter

b)

temperature

c)

room

d)

test

8.

The books were red and heavy is an example of...

a)

Qualitative data

b)

quantitative data

c)

independent variable

d)

dependent variable

9.

The bigger the sample size the more accurate the results will be

a)

true

b)

false

10.

Biology is the study of

(a)  

11.

What is the smallest living thing

(a)  

12.

which of the following is a characteristic of a theory but not of a hypothesis?

a)

Supported by a large body of evidence

b)

Revised and rejected

c)

continually tested

d)

Based on previous observations

13.

To improve crop yield, a rancher tries different kinds of fertilizers. She uses an organic fertilizer on one field and a chemical fertilizer on another. A third field is not fertilized. The two fertilizers represented what part of her experiment?

a)

the predictions

b)

the control

c)

The variables

d)

the hypothesis

14.

a suggested and testable explanation for an event is called a ________

a)

control

b)

theory

c)

variable

d)

hypothesis

15.

Match the following

a)

homeostasis

1.

organisms keep internal conditions stable by a process called

b)

Responds to Stimuli

2.

Reactions to internal and external stimuli

c)

Requires energy

3.

many organisms must take in food. Other organisms like plants make their own food.

16.

The Scientific Method:

What is: An educated guess is formulated to explain what might be happening

Hint its one work from your scientific method

(a)  

17.

What kind of graph is on the RIGHT?

(a)  

18.

Looking at the data: which is the dependent Variable?

a)

2.1

b)

China

c)

CO2 emissions per person (metric tons)

d)

Joe

19.

Looking at the data: which is the Independent Variable?

a)

2.1

b)

China

c)

CO2 emissions per person (metric tons)

d)

Joe

20.

Living things do all of the following EXCEPT:

a)

maintain a steady internal environment.

b)

respond to other organisms.

c)

pass an IDENTICAL genetic code to their offspring.

d)

make adjustments to nonliving factors around them.

21.

Which best describes the purpose of science?

a)

to debate the meaning of life

b)

to solve the ethical problems of society

c)

to propose solutions to political issues

d)

to explain the nature of things

22.

In the peer-review process for a report of a study on bees, who'd be an appropriate reviewer?

a)

a biologist studying insects

b)

a university president

c)

a politician who knows about bees

d)

a physicist that keeps bees

23.

12 people, 4 male, 8 female...is what kind of data?

a)

hypothesized data

b)

qualitative data

c)

quantitative data

d)

analyzed data

24.

Which of the following would be considered a bioethical issue?

a)

human cloning

b)

characteristics of life

c)

genetic engineering of plants

d)

epidemics & spread of disease

25.

When it is cold outside, your skin gets 'goosebumps'. The actual 'goosebumps' themselves are a:

a)

stimulus

b)

homeostasis

c)

reaction

d)

hypothesis

26.

Which of the following would be considered QUALITATIVE DATA?

a)

None of the responses are correct.

b)

The tiger population in the area went from 42 to 36.

c)

17 female tigers and 19 males make up the population.

d)

Due to illegal poaching, tiger populations are declining.

27.

In a cold medicine study, one group receive a "placebo" or sugar pill. This group is the:

a)

control group

b)

constant group

c)

experimental group

d)

hypothesis group

28.

Due to high temperatures outside, you begin to sweat. The high temperatures are:

a)

the negative feedback

b)

the stimulus

c)

the response

d)

the hypothesis

29.

Your body will always go back to this as often as it can- it's your "internal happy place"/balance:

a)

reponse

b)

fight or flight

c)

stimulus overload

d)

homeostasis

30.

Which of the following are likely topics in a biology course?

a)

Why does the Texas horned lizard squirt blood out of it's eyes?

b)

How is a banded pipefish able to hid in it's environment of seaweeds?

c)

What chemicals causes plant stems to lengthen or flowers to bloom?

d)

ALL responses are correct

31.

Which of the following best explains the importance of science?

a)

It allows us to perform experiments on a variety of living things.

b)

It allows us to be educated in issues important in today's world.

c)

It allows us to understand different ways of measuring things.

d)

It allows us to determine which endangered species are worth saving.

32.

This is the change that has occurred in the experiment:

a)

independent variable

b)

dependent variable

c)

hypothesis

d)

experimental group

33.

In an experiment, this is the group used for comparison.

a)

variable group

b)

hypothesis group

c)

experimental group

d)

control group

34.

This is how scientists gather information and ask questions:

a)

Double-Blind Experiments

b)

Metric System

c)

Scientific Method

d)

Hypothesis Method

35.

In an experiment, this is the factor that remains fixed (does not change) in each trial.

a)

constant

b)

control

c)

independent variable

d)

dependent variable

36.

This explains WHY natural phenomenon occur:

a)

Scientific Law

b)

Scientific Theory

c)

Constant Theory

d)

Experimental Law

37.
Which of the following pieces of information about Sasquatch (Big Foot) is considered pseudoscience?
a)
A detailed report titled "Biology and Ecology of the Sasquatch" that does not use any peer-reviewed information
b)
A news article announcing the physical characteristics of Sasquatch
c)
A short story about the history of Sasquatch sightings in America
d)
A magazine article asking a scientist's opinion about the existence of Sasquatch
38.
Which of the following is a characteristic of a theory but not of a hypothesis?
a)
supported by a large body of evidence
b)
revised and rejected
c)
continually tested
d)
based on previous observations
39.
Which of the following is an appropriate scientific hypothesis for the relationship between plant growth and light?
a)
As light wavelength increases, plants will grow more quickly
b)
Plants will grow better in higher quality light
c)
When plants grow, they must have access to light
d)
Different species of plants grow to different heights
40.
Lola observes that the flowers in her neighbor’s garden look healthier than her own. She wonders why that might be and decides to set up an experiment. What should be her next step?
a)
Lola develops a hypothesis to test why
b)
Lola concludes that she needs to water more
c)
Lola writes a blog post about her experiment
d)
Lola changes a variable and runs her experiment again
41.
The statement that “water boils at a higher temperature than ethanol” belongs to which step of the scientific method?
a)
observation
b)
experimentation
c)
theory
d)
scientific
42.
The typical peer-reviewed article follows the scientific method. The description of how the experiment was set up would be described in which section?
a)
materials and methods
b)
introduction
c)
results
d)
discussion
43.
Miraha is a biologist at a major university.<br />She has exciting results from her research.<br />Where should she publish the results?
a)
a peer-reviewed journal: her peers will analyze her research to determine if it is worth publishing
b)
<em>Discover Magazine</em> so that the largest number of people can read about what she discovered
c)
her BioDoc blog to get feedback from her buddies
d)
the local TV station's talk show so that the people in her college town will support the university
44.
Which of the following biological fields correctly matches its description?
a)
zoology: the study of animals
b)
paleontology: the study of plants
c)
botany: the study of fossils
d)
forensic science: the study of brain activity
45.
Which of the following is considered to be a characteristic of life?
a)
Energy processing
b)
Biosphere
c)
Communities
d)
Organelles
46.
Which of the following is a major domain used for classification?
a)
Domain Archaea
b)
Domain Protists
c)
Domain Plantae
d)
Domain Animalia
47.
Which is the most accurate definition for "Data"?
a)
Numbers gathered through observation and experiments.
b)
Information gathered through observation and experiments.
c)
Numbers.
d)
Important stuff written in a science journal.
48.
The scientific method includes:
a)
Experiment, Observation, Conclusion, Changing Data, Hypothesis
b)
Observation, Hypothesis, Experiment, Data Analysis, Conclusion
49.
In ___ reproduction, two cells from different parents unite to produce the first cell of the new organism.
a)
asexual
b)
sexual
50.
The smallest unit of life is called a...
a)
bacteria
b)
homeostasis
c)
cell
d)
DNA
51.
All living things: are made of cells, reproduce, are based on a universal genetic code, grow and develop, obtain and use materials and energy, respond to their environment, maintain homeostasis, as a group change over time.
a)
True
b)
False
52.
The chemical reactions through which an organism builds up or breaks down material as it carries out its life processes is called...
a)
metabolism
b)
eating
c)
photosynthesis
d)
homeostasis
53.
An individual organism doesn't typically evolve within its lifetime; however, groups of a given kind of organism can evolve over time.
a)
True
b)
False
54.
Which is NOT a measurement used in the Metric System?
a)
ounce
b)
liter
c)
gram
d)
meter
55.
1 L = __ mL
a)
1 mL
b)
10 mL
c)
100 mL
d)
1000 mL
56.
2.5 cm = ___ mm
a)
0.025 mm
b)
0.25 mm
c)
25 mm
d)
250 mm
57.
2.5 cm = ___ m
a)
0.025 m
b)
0.25 m
c)
25 m
d)
250 m
58.

Science is measured in ________ units.

a)

standard

b)

universal

c)

metric

d)

kelvin

59.

What are ethics is science?

a)

a set of laws that must be followed

b)

general statements that are explained in detail

c)

a set of moral principles or values

d)

general rules that are governed by school board

60.

Something that once showed all the characteristics of life but no longer does and never will again?

a)

Alive

b)

Dead

c)

Dormant

d)

Nonliving

61.

___________a molecule that is present in all living cells and that contains the information that determines the traits a living thing inherits and needs to live.

a)

Cell

b)

Stimulus

c)

Homeostasis

d)

DNA

62.
A camel has eyelashes that work to keep the dust and sand out of its eyes.
a)
All living things adapt to their environment
b)
All living things grow
c)
All living things have cells
d)
All living things use energy
63.
Over three years, Tim's height has increased from 5'4" to 5'11".
a)
All living things contain cells
b)
All living things maintain homeostasis
c)
All living things use energy
d)
All living things grow
64.
The roots of a plant grow towards a source of ground water.
a)
All living things use energy
b)
All living things reproduce
c)
All living things respond to their environment
d)
All living things grow
65.
YOU are a multi-celled organism but an amoeba is a single celled organism.
a)
All living things have cells
b)
All living things grow
c)
All living things use energy
d)
All living things respond to their environment
66.

The sum of all the chemical reactions in your body?

a)

organization

b)

metabolism

c)

homeostasis

d)

evolution

67.
Rocks are not living because
a)
they never move
b)
they aren't needed for humans
c)
they are not made of cells
d)
they don't break down
68.
In order for something to be considered a living organism, it must display _____ of the eight characteristics of living things.
a)
one
b)
some
c)
all
d)
more than half
69.

Cells working together to form tissues is an example of

a)

Homeostasis

b)

Levels of Organization

c)

Reproduction

d)

Growth and Development

70.

Ability to produce offspring

a)

Growth and Development

b)

Homeostasis

c)

Metabolism

d)

Reproduction

71.

Gradual change in species over long periods of time

a)

Metabolism

b)

Evolution

c)

Growth and Development

d)

Reproduction

72.

An example of an internal stimulus is 

a)

thirst

b)

temperature

c)

light.

d)

noise

73.
Which of the following is an example of an external Stimuli?
a)
Becoming dehydrated and then taking a drink of water
b)
Getting a headache and then taking Excedrin
c)
Having hunger pains and then eating a sandwich
d)
Smelling Pizza and then eating a piece
74.

Which theory states that cells are the basic structural units of all organisms?

a)

germ theory

b)

cell theory

c)

theory of evolution

d)

gene theory

75.

Which of the following is a qualitative observation about this image?

a)

There are 10 mini trees in the picture.

b)

There are two colored bushes in the picture.

c)

There is one power line going across in the air.

d)

There is art created from trees in this photo.

76.

Which of the following is a quantitative observation?

a)

The bird is very colorful.

b)

The bird has four different colors.

c)

The bird has many, many feathers.

d)

It is a bird.

77.

What is the first step in solving a problem?

a)

Make an observation

b)

Design and conduct an experiment

c)

Make a hypothesis

d)

Share your results

78.

**THIS QUESTION HAS MULTIPLE ANSWERS**


Select all of the answers that fall under the following category:


ways to tell whether or not a source of information is reliable

a)

Examining the source for an author name and date

b)

Examining the source for citations

c)

Looking over the information and deciding whether or not you agree with it

d)

Checking whether the source is primary or secondary

e)

Examining the site's URL for .edu and .gov

79.

What is the difference between a scientific law and a scientific theory?

a)

A scientific law explains what happens, while a scientific theory explains why something happens

b)

A scientific law explains why something happens, while a scientific theory explains what happens

c)

Both scientific theories and scientific laws explain what happens

d)

Both scientific theories and scientific laws explain why something happens

80.

What is peer review?

a)

Sharing the results of your experiment with others so they can examine and validate your conclusion

b)

Asking your friends for help conducting an experiment

c)

Polling random people to see if they agree with your experiment or not

d)

None of the above

81.

The table below summarizes the effect of commercial fishing on a local Atlantic cod population over an 9-year period. Based on the data in the table, which conclusion is valid?

a)

The number of fishing boats has les effect on the local cod population than pollution

b)

More fishing boats make the cod population estimates more accurate

c)

An increase in fishing boats has had a negative impact on cod population growth

d)

An increase in fishing boats has had a positive impact on cod population growth

82.
process that test a hypothesis by collecting information under controlled conditions. 
a)
experiment
b)
examine
c)
justify
d)
observation
83.
theory
a)
process that test a hypothesis by collecting information under controlled conditions. 
b)
proposed explanation or answer to a scientific question.
c)
is a statement about an observed phenomenon or a unifying concept
d)
a well tested explanation for a wide variety of observations and experimental results. 
84.
law
a)
a well tested explanation for a wide variety of observations and experimental results. 
b)
is a statement about an observed phenomenon or a unifying concept
c)
proposed explanation or answer to a scientific question.
d)
condition that is controlled so that it does not change during an experiment.
85.
observations and measurements recorded during an experiment. 
a)
results
b)
data
c)
procedures
d)
materials
86.

The factor that is adjusted by the experimenter is the _.

a)

control

b)

independent variable

c)

dependent variable

87.

The factor whose value depends on the independent variable is the _.

a)

experiment

b)

constant

c)

dependent variable

88.

A _ is a visual display of information or data.

a)

graph

b)

picture

c)

diagram

89.

To reveal trends in data, the data should be presented in a(an) _.

a)

hypothesis

b)

operational definition

c)

graph

90.

 

At one point in time, many people thought disease was caused by fate or by incorrect behavior. Following the invention of the microscope, bacteria were discovered. After this, a new theory of what causes disease arose that was known as the germ theory.  Why was the original theory modified? 

a)

It quickly became obvious that germs cause disease.

b)

The person who invented the microscope became ill.

c)

New evidence prompted revision to the original ideas.

d)

The original theory was modified due to heavy political influence.

91.

What is the DEPENDENT variable (effect) in this experiment?


"Does eating breakfast improve test scores?"

a)

eating breakfast or not

b)

the grade you got on the test

c)

what time you get up in the morning

d)

how tasty the breakfast is

92.

You are testing how the amount you water a plant affects its growth. What would be the INDEPENDENT VARIABLE in this experiment.

a)

They type of pot you put the plants in.

b)

The amount you water each plant.

c)

The amount of sunlight the plants get.

d)

The amount the plant grows.

93.

What are the constant variables?

a)

what we are changing or testing

b)

what we are observing or measuring

c)

what we keep the same to make the experiment fair

94.

Identify the dependent variable according to this graph.

a)

Seed Type

b)

Number of Bird Species

c)

Sunflower and Sorghum

d)

Sunflower

95.

Identify the independent variable according to this graph.

a)

Seed Type

b)

Number of Bird Species

c)

Sunflower and Sorghum

d)

Sunflower

96.

Interpret: What is the fish biomass in the Barrens colony at a depth stratum of 10 m?

4 lines
97.

A donkey and a horse can be mated to produce a mule, but mules are sterileand cannot have offspring. Infer whether donkeys and horses should be consideredthe same species. Explain.

4 lines
98.

Explain why a scientist should welcome scientific data that contradicts a part of the theory of biological evolution.

4 lines
99.

What is the correct order of the levels of organization in a living thing from simple to complex?

a)

cell

b)

tissue

c)

organ

d)

organ system

e)

organism

1)
2)
3)
4)
5)
100.

Reorder the following:

a)

Observation

b)

Hypothesis

c)

Experiment

d)

Data Analysis

e)

Conclusion

1)
2)
3)
4)
5)

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