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Biology1st Six Weeks Test Review

Total questions: 50

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

What are the two kinds of variables that you need to identify in your experiments?

a)

Independent and dependent

b)

Independent and manipulated

c)

Dependent and responding

d)

We don't need to identify variables

2.

What is the independent variable?

a)

The variable that is not changed

b)

The variable that is being observed

c)

The variable that you purposely manipulate

d)

The variable that responds to the change

3.

What is the dependent variable?

a)

The variable that does not change

b)

The variable that you purposely manipulate

c)

The variable that is kept constant on purpose

d)

The variable that responds to the change

4.

When is a hypothesis created?

a)

Before making observations and asking questions

b)

After the experiment is performed

c)

Before the experiment is performed

d)

After results are communicated

5.

What is the control group?

a)

The group that changes

b)

The group that is used as a comparison

c)

The group that responds to the changes

d)

The group that wants everything their own way

6.

Information gathered from watching a plant grow 2cm in a week is called what?

a)

Variables

b)

Data

c)

Hypothesis

d)

Theory

7.

Science is all of the following EXCEPT:

a)

A way of learning about the world

b)

Provides explanations of the natural world

c)

Never changes

d)

Knowledge gained through studies

8.

Quantitative or Qualitative? Number of eggs in a carton.

a)

Quantitative

b)

Qualitative

9.

Quantitative or Qualitative? Smoothness of the eggs in a carton.

a)

Quantitative

b)

Qualitative

10.

What is an observation?

a)

Something you measure or detect with your senses.

b)

The way you feel about something

c)

An educated guess

d)

A theory that has been disproved

11.
"The insect in Container B has six appendages" is an example of what type of scientific observation?
a)
quanitative
b)
qualitative
c)
inference
d)
hypothesis
12.
What is NOT an example of qualitative data?
a)
the average high daily temperature for the month of july
b)
the names of chemicals found in breakfast cereal
c)
the zip codes in which each high school student resides
d)
types of shoes worn by pedestrians on a city street 
13.
A hypothesis is-
a)
a possible explanation of an observation that can be tested
b)
a proven statement
c)
a conclusive statement
d)
a definite answer to a possible problem
14.
How does the control group differ from an experimental group in a scientific experiment?
a)
the control group does not contain the experimental data, whereas the experimental group does
b)
the control group does not contain the experimental variable, whereas the experimental group does not
c)
the control group is not tested or measured
d)
the control group contains more than one experimental variable
15.
The variable that is measured in the experiment is-
a)
the dependent variable
b)
the independent variable
c)
the control variable
d)
the hypothetical variable
16.
Which of the following must be done for the results of an experiment to be considered valid?
a)
the experiment must be repeated numerous times and the same results are obtained
b)
the results must be published in a national journal
c)
the results must be shown in a graph
d)
the results must be only quantitative
17.
When heating a solution in a test tube, a student should-
a)
wear safety goggles
b)
look in the opening of the test tube
c)
hold the test tube at its opening with at least two fingers
d)
keep the test tube closed with a rubber stopper
18.
Wyatt should follow all of the safety procedures when heating a test tube EXCEPT-
a)
point the opening directly at their lab partner
b)
heat it along its length in order to distribute the heat evenly
c)
point the opening away from themselves and others
d)
use a test tube holder so they do not burn their fingers
19.
A theory-
a)
may be revised based on new information or scientific data
b)
is always true
c)
is the same as hypothesis
d)
is a question to be answered
20.
The ___ is the basic unit of sturucture and function of organisms
a)
atom
b)
cell
c)
matter
d)
all other answers are correct
21.

Which characteristic of life does this illustrate?

"A pill bug (roly poly) eats a carrot."

a)

All living things contain cells

b)

All living things need energy

c)

All living things maintain homeostasis

d)

All living things grow and develop

22.

Which characteristic of life does this illustrate?

"A baby song bird hatches from its egg with both parent songbirds watching."

a)

All living things reproduce

b)

All living things maintain homeostasis

c)

All living things use energy

d)

All living things grow and develop

23.

Which characteristic of life does this illustrate?

"A tulip opens in the morning at sunrise and closes in the evening at sunset"

a)

All living things have cells

b)

All living things use energy

c)

All living things respond to their environment

d)

All living things grow and develop

24.

Which characteristic of life does this illustrate?

"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

25.

Which characteristic of life does this illustrate?

"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 and develop

26.
Define BIOLOGY.
a)
The study of life and living organisms.
b)
The study of animals.
c)
They study of matter.
d)
The study of earth and its atmosphere.
27.
The name given to the internal balance that a cell maintains with its external environment.
a)
velocity
b)
membrane
c)
homeostasis
d)
circulation
28.

All of the chemical reactions that occur in living things.

a)

metabolism

b)

genetics

c)

homeostasis

d)

evolution

29.

Which ones are the unifying themes of Biology? (CAREFUL! You need to select multiple checkboxes for this question! Check ALL that apply)

a)

Evolution explains the unity and diversity of life

b)

Structure and function are related

c)

The number of species living in an area affects the food scarcity

d)

All levels of life have systems have related parts (group of interacting parts)

30.

An organized group of interacting parts is also known as a(n) __________ (For example, consider the group of interacting parts that are used to digest the food you eat!)

a)

population

b)

biodiversity

c)

system

d)

biosphere

31.

Heart muscle cells and brain cells have some similar characteristics, but they also have very unique features that relate to the jobs they perform in the body. What unifying theme of biology does this demonstrate?

a)

Life is organized by systems

b)

In living organisms, structure is always related to function

c)

Organisms maintain homeostasis to survive

d)

Unity and diversity of life is due to Evolution

32.

What is a variation of a trait that allows for an organism to survive in its environment?

a)

response

b)

stimulus

c)

metabolism

d)

adaptation

33.

A physical environment with different species that interact with one another and with nonliving things

a)

System

b)

Ecosystem

c)

Evolution

d)

Adaptation

34.

The maintenance of constant internal conditions (like temperature) in an organism

a)

Species

b)

Adaptation

c)

Homeostasis

d)

Evolution

35.

A change in genetic makeup of a population of a species (the change in living things over time)

a)

Adaptation

b)

Biodiversity

c)

DNA

d)

Evolution

36.

An inherited trait that gives an advantage to individual organisms and is passed on to future generations

a)

DNA

b)

Evolution

c)

Adaptation

d)

Ecosystem

37.
This variable in an experiment is the one being deliberately changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
38.
A possible explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
39.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
d)
Color of the plant's leaves
40.
Squidward found new reeds to tryout for his clarinet.  He used an APPLAUSOMETER to measure applause after playing  Under the Sea with each reed.  The results were put in the table.
What was the independent variable?
a)
The Song
b)
The Reed
c)
The Applause
41.
Mr. Krabbs is trying a new money making scheme.  On Tuesdays he is selling his crabby patties on multicolored buns.  He usually averages 25 customers per day.  On Tuesdays he now averages 27 customers. 
What was the dependent variable?
a)
The customers 
b)
The crabby patty
c)
The multicolored buns
d)
The number of customers
42.

All of the chemical reactions that occur in living things.

a)

metabolism

b)

genetics

c)

homeostasis

d)

evolution

43.

A group of similar organisms that can have offspring (children) together

a)

heterozygous offspring

b)

extinct

c)

species

d)

Tissue

44.

Refers to the range of different organisms on Earth

a)

Biology

b)

Biodiversity

c)

Biomass

d)

Sustainable

45.
Which example refers to a biotic factor?
a)
A venus fly trap preying on a fly
b)
A rock sitting in the sun
c)
Sunlight warming the ground
d)
Dirt that has a high density
46.
Which example refres to an abiotic factor?
a)
Fish swimming in an ocean
b)
Oxygen dissolving in the water
c)
Trees growing
d)
Animals surviving in an ecosystem
47.

Check all statements that are true about living things.

a)

All organisms develop and reproduce

b)

All organisms eat food

c)

All organisms are made of one or more cells

d)

All organisms react to their environment

e)

All organisms require energy for life processes

48.

All of the biotic and abiotic factors in a given area make up _.

a)

an ecosystem

b)

life

c)

a habitat

d)

a cool video to watch in class

49.

The biome with the more species than any other biome combined is the _.

a)

Northwestern Coniferous Forest

b)

tundra

c)

desert

d)

tropical rain forest

50.

Negative feedback is when changes occurring,

a)

return the body to the original condition

b)

return the body to a different condition

c)

make the body feel bad

d)

make the body move

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