Biology Classification and Taxonomy Quiz

Questions and Answers

Who is the man responsible for the first modern system of classification?

Carolus Linnaeus

Who was the first man to attempt to classify living organisms?

Aristotle

A system of naming in which the organism is assigned a two-part name is called?

binomial nomenclature

What is the name of a classification key in which there are always two choices?

dichotomous key Signup and view all the answers

The science of identification and classification is called?

taxonomy Signup and view all the answers

A group of living organisms that can interbreed and produce fertile offspring is called a?

species Signup and view all the answers

The first subdivision of a kingdom is?

phylum Signup and view all the answers

In what language are all scientific names written?

Latin Signup and view all the answers

The term given to two structures that are similar in function but unrelated in structure is?

analogous Signup and view all the answers

List the levels of classification.

kingdom, phylum, class, order, family, genus, species Signup and view all the answers

What name is given to two structures that are similar in structure but have different functions?

homologous Signup and view all the answers

_________ are essentially super kingdoms; a taxonomic level even higher than the kingdom level.

domain Signup and view all the answers

What name is given to a structure that is reduced in size and seems to be left over from a previous ancestor?

vestigial Signup and view all the answers

Into what three groups did Aristotle divide all animals?

land, water and air dwellers Signup and view all the answers

Into what three groups did Aristotle divide all plants?

herbs, shrubs and trees Signup and view all the answers

The first word of a scientific name is the _ and the second word in a scientific name is the _.

genus, species Signup and view all the answers

The organisms in the animal kingdom are further subdivided into _, but the organisms in the plant kingdom are further subdivided into _.

phylum, division Signup and view all the answers

List the domains of the three-domain system.

bacteria, archaea, eukarya Signup and view all the answers

Term meaning that an organism does not contain a nucleus or any membrane-bound organelles.

prokaryotic Signup and view all the answers

What characteristic is shared by all members?

they have a nucleus Signup and view all the answers

List the four kingdoms belonging to the domain eukarya.

plantae, animalia, fungi, protista Signup and view all the answers

Estimating the length of time that two species have been separate from one another using differences in their DNA and the proteins being built is known as?

molecular clock Signup and view all the answers

The organisms on Earth are constantly evolving and changing. Those best suited are more likely to survive, reproduce, and pass these favorable genes on to their offspring. This concept is known as ___.

natural selection Signup and view all the answers

In the first scientific classification of living things, organisms were classified according to:

structural similarities Signup and view all the answers

The taxonomic category that includes the greatest diversity of organisms within a given kingdom is the:

phylum Signup and view all the answers

You would expect to find larger numbers of organisms in a family than in a:

genus Signup and view all the answers

The basis for the former two-kingdom system was classification of organisms as to whether they were:

plants and animals Signup and view all the answers

As we proceed down the classification table from kingdom to species, there is an increase in:

structural similarities Signup and view all the answers

In order to place a newly identified species into one of the three domains, the first piece of information you would need to know is:

the absence or presence of a nuclear membrane Signup and view all the answers

According to the six-kingdom classification system, how many kingdoms are represented in the following list of organisms: ferns, jellyfish, clams, molds, mushrooms, conifers, true bacteria, algae and starfish?

5 Signup and view all the answers

As you move down the levels of classification from the kingdom to the species, the organisms:

are more structurally similar to one another Signup and view all the answers

Man's scientific name is Homo sapiens. 'Homo' describes man's:

genus Signup and view all the answers

Study Notes

Classification and Taxonomy

Carolus Linnaeus developed the first modern classification system, using binomial nomenclature for naming organisms.
Aristotle was the first to categorize living organisms into groups based on observable characteristics.
Taxonomy is the science dedicated to the identification and classification of organisms.

Naming and Classification Systems

Binomial nomenclature assigns organisms a two-part scientific name: the first part indicates the genus, and the second identifies the species.
A dichotomous key is a classification tool that allows organisms to be identified based on a series of choices.

Hierarchy of Classification

The seven levels of classification are: kingdom, phylum, class, order, family, genus, and species.
The first subdivision of a kingdom is called a phylum.
Domains are super kingdoms that categorize life into broader groups than kingdoms.

Characteristics of Organisms

Species are groups of organisms that can interbreed and produce fertile offspring.
Prokaryotic organisms lack a nucleus and membrane-bound organelles.
Eukaryotic organisms, which have a nucleus, are divided into four kingdoms: Plantae, Animalia, Fungi, and Protista.

Evolution and Adaptation

Natural selection is the process by which organisms best adapted to their environment survive and reproduce.
Molecular clocks estimate the time species have evolved apart, based on genetic differences.

Aristotle's Classification

Aristotle divided animals into categories: land, water, and air dwellers.
He categorized plants into herbs, shrubs, and trees.

Structures and Features

Homologous structures have similar forms but different functions, while analogous structures have similar functions but different forms.
Vestigial structures are reduced in size and remnants of ancestral features.

Classification Trends

With increased taxonomic levels, organisms display greater structural similarities.
Larger numbers of organisms are found within a family compared to a genus.

Additional Classification Concepts

The six-kingdom classification includes multiple groups based on structural similarities.
The presence or absence of a nuclear membrane is crucial for placing species in the correct domain.

Conclusion

Understanding taxonomy and classification helps in studying biodiversity and evolutionary relationships among organisms.

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Description

Test your knowledge on the classification and taxonomy of living organisms. This quiz covers key concepts such as binomial nomenclature, the hierarchy of classification, and the methods used to identify species. Dive into the principles that organize the diversity of life on Earth.

Biology Classification and Taxonomy Quiz

Questions and Answers

Who is the man responsible for the first modern system of classification?

Who was the first man to attempt to classify living organisms?

A system of naming in which the organism is assigned a two-part name is called?

What is the name of a classification key in which there are always two choices?

The science of identification and classification is called?

A group of living organisms that can interbreed and produce fertile offspring is called a?

The first subdivision of a kingdom is?

In what language are all scientific names written?

The term given to two structures that are similar in function but unrelated in structure is?

List the levels of classification.

What name is given to two structures that are similar in structure but have different functions?

_________ are essentially super kingdoms; a taxonomic level even higher than the kingdom level.

What name is given to a structure that is reduced in size and seems to be left over from a previous ancestor?

Into what three groups did Aristotle divide all animals?

Into what three groups did Aristotle divide all plants?

The first word of a scientific name is the ___ and the second word in a scientific name is the ___.

The organisms in the animal kingdom are further subdivided into ___, but the organisms in the plant kingdom are further subdivided into ___.

List the domains of the three-domain system.

Term meaning that an organism does not contain a nucleus or any membrane-bound organelles.

What characteristic is shared by all members?

List the four kingdoms belonging to the domain eukarya.

Estimating the length of time that two species have been separate from one another using differences in their DNA and the proteins being built is known as?

The organisms on Earth are constantly evolving and changing. Those best suited are more likely to survive, reproduce, and pass these favorable genes on to their offspring. This concept is known as ___.

In the first scientific classification of living things, organisms were classified according to:

The taxonomic category that includes the greatest diversity of organisms within a given kingdom is the:

You would expect to find larger numbers of organisms in a family than in a:

The basis for the former two-kingdom system was classification of organisms as to whether they were:

As we proceed down the classification table from kingdom to species, there is an increase in:

In order to place a newly identified species into one of the three domains, the first piece of information you would need to know is:

According to the six-kingdom classification system, how many kingdoms are represented in the following list of organisms: ferns, jellyfish, clams, molds, mushrooms, conifers, true bacteria, algae and starfish?

As you move down the levels of classification from the kingdom to the species, the organisms:

Man's scientific name is Homo sapiens. 'Homo' describes man's:

Study Notes

Classification and Taxonomy

Naming and Classification Systems

Hierarchy of Classification

Characteristics of Organisms

Evolution and Adaptation

Aristotle's Classification

Structures and Features

Classification Trends

Additional Classification Concepts

Conclusion

Studying That Suits You

Description

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