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September Review Biology 7th

Total questions: 36

Worksheet time: 38mins

Name
Class
Date
1.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
2.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
3.

What is an observation?

a)

A scientific statement based on ideas

b)

Using your senses to notice what is going on around you

c)

To be unaware of your surroundings

d)

The question that you want an answer to.

4.
The one variable you change is called the ___________ variable.
a)
independent
b)
dependent
c)
controlled
5.
A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.
a)
Diameter of the ball
b)
Force acting on the ball
c)
Height that the ball bounces
d)
Height from which the ball is dropped
6.
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
7.
The independent variable is the ONE thing you _____.
a)
change on purpose
b)
control or keep constant
c)
measure
8.
The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect 
a)
independent variable
b)
dependent variable
c)
control variable
9.
If plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?
a)
Procedure
b)
Hypothesis
c)
Question
d)
Results
10.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
11.
Why do scientist use the scientific method?
a)
To make sure they get credit for their discoveries.
b)
To make sure their results are valid and can be performed by other scientists.
c)
So that other scientist don't get mad at them
12.
A prediction, or statement that can be tested.
a)
hypothesis
b)
hypothalamus
c)
hypertension
d)
variable
13.

What is the first step of the scientific method?

a)

observe

b)

question

c)

hypothesis

d)

experiment

14.

Select all the steps of the scientific method.

a)

hypothesis

b)

conclusion

c)

question

d)

answer

e)

experiment

15.

What do we use when we observe?

a)

hearing

b)

touching

c)

taste

d)

smell

e)

all of the above

16.

Who was Charles Darwin?

a)

A man who liked birds.

b)

The man who studied natural selection and became the foundation of modern evolutionary studies.

c)

A doctor.

d)

A lawyer.

17.

What animals did Charles Darwin Study?

a)

Cats.

b)

Cows.

c)

Dogs.

d)

Finches.

18.

What is Evolution?

a)

When only people change.

b)

When people change from a monkey to a person.

c)

The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.

d)

When animals change to a human.

19.

What is natural selection?

a)

Animals that have acquired traits to survive and reproduce.

b)

Animals who pick who they want to mate with.

c)

People pick the mates for the animals.

d)

People change the DNA of animals to make them have desired traits.

20.

What did Charles Darwin think when he saw the Finches?

a)

He thought they were smart

b)

He thought they were the same species

c)

He thought they were pretty

d)

He thought that they had a common ancestor

21.

Selective Breeding is the same as Natural Selection.

a)

False

b)

True

22.

Charles Darwin made his first observation in the Galapagos Island.

a)

True

b)

False

23.

Dogs are an example of natural selection.

a)

True

b)

False

24.

Which statement was NOT included in cell theory?

a)

All living things are composed of cells.

b)

Living cells come only from other living cells.

c)

Each cell contains a cell membrane, cytoplasm, nucleus, mitochondria, and endoplasmic reticulum.

d)

Cells are the smallest structure of living things that can perform the functions necessary for life.

25.

All living things are made up of...

a)

cells

b)

tissues

c)

organ

d)

organ systems

26.

What is the basic structural and functional unit of all living things?

a)

atom

b)

cell

c)

bacteria

d)

animalcules

27.

All cells -----

a)

come from other dead cells

b)

come from other living cells

c)

crystallize out of the air

28.

This scientist came up with a method still used today for preserving our food and drink.

a)

Needham

b)

Redi

c)

Pasteur

d)

Spallanzani

29.

This scientists finally disproved spontaneous generation once and for all.

a)

Needham

b)

Miller and Urey

c)

Pasteur

d)

Spallanzani

30.

Theory that states that microscopic organisms named germs can cause disease in the human body.

a)

The big bang Theory

b)

Spontaneous Generation Theory

c)

Germ theory of disease

d)

The Pasteur Theory

31.

What did people believed were the cause of diseases until the acceptance of the germ theory?

a)

That disease was a punishment for sins.

b)

That disease were cause due the flow of life

c)

That disease were caused by books

d)

That disease were caused by movements of the earth

32.

Which widely accepted theory began to rise doubts as the existence of microorganism became to our knowledge.

a)

The spontaneous combustion theory

b)

The spontaneous generation theory

c)

The spontaneous gravitational theory

d)

The spontaneous mechanical theory

33.

The type of science that seeks to gather knowledge and explain why things happen...

a)

Basic science

b)

Applied Science

c)

Scientific Method

d)

Scientific Theory

34.

The type of science that seeks to find a use for previously gathered knowledge...

a)

Basic science

b)

Applied Science

c)

Scientific Method

d)

Scientific Theory

35.

Developing penicilin (medicine) from cultives of fungi is an example of...

a)

Basic science

b)

Applied Science

c)

Scientific Theory

d)

Scientific Method

36.

Keeping cultives of fungi to study their development is an example of...

a)

Basic science

b)

Applied Science

c)

Scientific Theory

d)

Scientific Method