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WorksheetsUSJ 7th Grade Science Ch. 1
Total questions: 38
Worksheet time: 21mins
Name
Class
Date
1.
What is an organized way of studying things and finding answers to questions?
a)
critical thinking
b)
hypothesis
c)
science
d)
taxology
2.
There are two types of data in the scientific method. Which type of data involves descriptions that cannot be counted or measured?
a)
qualitative
b)
quantitative
c)
hypothesis
d)
conclusion
3.
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
4.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
5.
A possible guess to a problem that has not yet been tested.
a)
data
b)
theory
c)
hypothesis
d)
fact
6.
In a controlled experiment, how many variables can be worked with at a time?
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
7.
A change in an organism's surroundings that causes it to react is called
a)
a stimulus.
b)
a response.
c)
development.
d)
energy.
8.
All living organisms are made up of ____.
a)
Cells
b)
Bacteria
c)
Organs
d)
Tissue
9.
Rocks, water, air, sun, and soil are...
a)
living
b)
abiotic
c)
responses
d)
biotic
10.
A ___________ organism is made of only one cell.
a)
unicycle
b)
unicellular
c)
unicorn
d)
uni-brow
11.
Any living thing is called an
a)
organ
b)
organization
c)
organism
12.
The maintenance of an organism’s internal environment is called:
a)
compensating
b)
homeostasis
c)
balancing
d)
routine
13.
The maintenance of balance in an organism’s internal environment is called:
a)
compensating
b)
homeostasis
c)
balancing
d)
routine
14.
What is the base unit for volume?
a)
Kilogram
b)
Liter
c)
Meter
15.
What is the base unit for length?
a)
Kilogram
b)
Liter
c)
Meter
16.
What is the base unit for mass?
a)
Kilogram
b)
Liter
c)
Meter
17.
What is the length of time that an organism is expected to live?
a)
life span
b)
death
c)
birth
d)
year
18.
What is the average life span of a human?
a)
60 years
b)
90 years
c)
70 years
d)
80 years
19.
This scientist used flies and meat to determine how maggots were created.
a)
Redi
b)
Leeuwenhoek
c)
Needham
d)
Spallanzani
20.
This scientist heat, gravy, and two flasks to disprove Needham's experiment
a)
Redi
b)
Leeuwenhoek
c)
Pasteur
d)
Spallanzani
21.
This scientist developed the first microscope
a)
Redi
b)
Leeuwenhoek
c)
Needham
d)
Spallanzani
22.
This scientists WRONGLY thought he proved spontaneous generation
a)
Redi
b)
Leeuwenhoek
c)
Needham
d)
Spallanzani
23.
This scientist went back and further backed up Spallanzani's experiment using an S-shaped flask
a)
Redi
b)
Leeuwenhoek
c)
Pasteur
d)
Needham
24.
If a hypothesis is ALMOST always proven right then it is considered a ______
a)
experiment
b)
law
c)
theory
d)
idea
25.
If something always occurs in nature then it is considered a _______
a)
experiment
b)
law
c)
theory
d)
idea
26.
The theory that states living things are produced from other living things is ________
a)
Theory of Relativity
b)
Theory of Spontaneous Generation
c)
Theory of Biogenesis
d)
Theory of Scooby Doobie Doo
27.
Babies laughing at four months is an example of ?
a)
adaptation
b)
development
c)
growth
d)
respiratioin
28.
The idea (theory) that living things come from nonliving things is called ______.
a)
adaptation
b)
biogenesis
c)
homeostasis
d)
spontaneous generation
29.
What category of organisms can mate and produce fertile offspring?
a)
family
b)
class
c)
genus
d)
species
30.
The standard of comparison in an experiment is called____?
a)
variable
b)
control
c)
constant
d)
response
31.
The evolutionary history of an organism is called _______.
a)
binomial nomenclature
b)
cell
c)
phylogeny
d)
control
32.
The two-word system used by scientist to name species is called _____?
a)
binomial nomenclature
b)
phylogeny
c)
control
d)
variable
33.
Which is an example of an EXTERNAL stimulus?
a)
sunlight
b)
body temperature
c)
reflexes
d)
thirst
34.
Sweating when you are hot is an example of your body working to MAINTAIN ...
a)
external conditions
b)
energy
c)
homeostasis
d)
internal stimuli
35.
WHO developed the system of organisms CLASSIFICATION in use today?
a)
Oparin
b)
Einstein
c)
Linnaeus
d)
Marconi
36.
Which of these is a tool used to IDENTIFY organisms?
a)
hypothesis
b)
cladogram
c)
stimulus
d)
dichotomous key
37.
What is the LARGEST GROUP in the classification system?
a)
Species
b)
Genus
c)
Animalia
d)
Kindgom
38.
The correct order of species classification is:
a)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
b)
Kingdom, Phylum, Genus, Species, Class, Order, Domain, Family
c)
Kingdom, Family, Order, Class, Phylum, Domain, Genus, Species
d)
Domain, Order, Kingdom, Family, Class, Phylum, Genus, Species
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