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WorksheetsCh. 1: Classification of Life
Total questions: 23
Worksheet time: 12mins
What is an organism?
something found in nature
something that is made of many molecules
a living thing that has all of the characteristics of life
reaction to a stimulus
What is taxonomy?
scientific study of how organisms are classified
the smallest unit of life
a series of descriptions arranged in pairs that lead the user to the identification of an unknown organism
process of grouping things based on similarities
What is a cell?
scientific study of how organisms are classified
the smallest unit of life
a series of descriptions arranged in pairs that lead the user to the identification of an unknown organism
process of grouping things based on similarities
What is classification?
scientific study of how organisms are classified
the smallest unit of life
a series of descriptions arranged in pairs that lead the user to the identification of an unknown organism
process of grouping things based on similarities
What is a dichotomous key?
scientific study of how organisms are classified
the smallest unit of life
a series of descriptions arranged in pairs that lead the user to the identification of an unknown organism
process of grouping things based on similarities
What is a binomial nomenclature?
scientific study of how organisms are classified
two-word naming systems to identify each organism
a series of descriptions arranged in pairs that lead the user to the identification of an unknown organism
process of grouping things based on similarities
What is a multicellular?
one cell
many cells
a change in the environment
reaction to a stimulus
What is a unicellular?
one cell
many cells
a change in the environment
reaction to a stimulus
What is a stimulus?
scientific study of how organisms are classified
process of grouping things based on similarities
a change in the environment
reaction to a stimulus
What is a response?
scientific study of how organisms are classified
process of grouping things based on similarities
a change in the environment
reaction to a stimulus
What is a response?
scientific study of how organisms are classified
process of grouping things based on similarities
a change in the environment
reaction to a stimulus
A tree is __________.
Living
Nonliving
A rocket is __________.
Living
Nonliving
A mushroom is __________.
Living
Nonliving
Bacteria is __________.
Living
Nonliving
A virus is __________.
Living
Nonliving
______ was one of the first to classify organisms.
Aristotle
Linnaeus
Whittaker
T. Swift
All of life is classified into 3 _______.
Kingdoms
Phylums
Domains
Classes
The main source of energy for life on Earth is ______.
milk
the Sun
protein bars
water
When classifying something as living or nonliving, how many of the six main characteristics does a living thing need to have?
2
3
5
6
What is one of the major differences between prokaryotes and eukaryotes?
wings/no wings
unicellular/multicellular
nucleus/no nucleus
autotroph/heterotroph
Which of the taxonomic levels is used to scientifically name an organism?
domain
kingdom
genus
family
species
Organisms in the same phylum have _________ similarities than organisms in the same family.
no
less
more
equal
