18 Questions
What is the term for the process of determining that a particular organism belongs to a recognized taxon?
Identification
What is the purpose of a taxonomic key?
To identify unknown organisms
What is the term for the assignment of names to taxonomic groups?
Nomenclature
What is the term for the arrangement of organisms into groups or taxa?
Classification
What is the term for a two-part name consisting of a genus name and a species name?
Binomial Nomenclature
What is the term for a series of paired contrasting statements used in identification?
Dichotomous Key
What is the primary purpose of a dichotomous key?
To provide a step-by-step approach to species identification
What type of approach to classification focuses on the study of the structure and development of organisms?
Embryological Approach
What is the term for structures that have lost most of their ancestral function in recent species?
Vestigial characters
What is the purpose of creating a Venn diagram in the context of taxonomy?
To visualize the sharing of characters among taxa
What is the term for the study of the classification, identification, and naming of organisms?
Taxonomy
Which of the following is NOT a type of approach to classification?
Dichotomous Key Approach
What is the Latin translation of the term 'species'?
Appearance
What is the term for the process of a group within a species separating and developing unique characteristics?
Speciation
Which type of speciation occurs when a species separates into two separate groups that are geographic neighbors?
Parapatric Speciation
How many species have scientists named to date?
Over 1.5 million
What is the term for the science that includes the description, identification, nomenclature, and classification of organisms?
Systematics
How many major domains of organisms are life currently classified into?
Three
Test your knowledge of vestigial structures, such as wisdom teeth and male nipples, and practice using a dichotomous key to identify species of cats, including lynx, leopard, and tiger. Learn about the characteristics and classification of different felines.
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