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Questions and Answers
What features identify and distinguish one living thing from another?
What features identify and distinguish one living thing from another?
- Characteristics (correct)
- Genus
- Dichotomous key
- Species
What is a two-choice sorting device used in taxonomy to identify taxa?
What is a two-choice sorting device used in taxonomy to identify taxa?
Dichotomous key
What is a sorting device made up of a system of choices?
What is a sorting device made up of a system of choices?
Key
A sorting device that is useful in classifying by observation is a:
A sorting device that is useful in classifying by observation is a:
The word which means to cut into two parts is __________.
The word which means to cut into two parts is __________.
A key is a taxon.
A key is a taxon.
A key is used to identify a plant or animal.
A key is used to identify a plant or animal.
Discerning between common characteristics is one advantage of a dichotomous key.
Discerning between common characteristics is one advantage of a dichotomous key.
Color, shape, size, and organization are all characteristics that help to identify organisms through a plant key.
Color, shape, size, and organization are all characteristics that help to identify organisms through a plant key.
A dichotomous key may be used to classify butterflies.
A dichotomous key may be used to classify butterflies.
Which statement is most correct regarding the difference between plants and animals?
Which statement is most correct regarding the difference between plants and animals?
An organism which is capable of moving around its environment is considered to be:
An organism which is capable of moving around its environment is considered to be:
Both animals and plants depend on genetic code for reproduction.
Both animals and plants depend on genetic code for reproduction.
An organism which produces its food by photosynthesis usually will be placed in the:
An organism which produces its food by photosynthesis usually will be placed in the:
All organisms classified in the Plantae Kingdom obtain their food by photosynthesis.
All organisms classified in the Plantae Kingdom obtain their food by photosynthesis.
A taxon ending in ophyta indicates what?
A taxon ending in ophyta indicates what?
A species designation should always include the genus.
A species designation should always include the genus.
If an Animalia taxon ends in 'ata', what does it indicate?
If an Animalia taxon ends in 'ata', what does it indicate?
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Study Notes
Classification Terminology
- Characteristics: Features identifying and distinguishing living organisms.
- Dichotomous Key: A two-choice sorting tool in taxonomy for identifying plant and animal taxa.
- Key: A systematic sorting device composed of choices to aid classification.
Dichotomous Key Principles
- A dichotomous key helps identify organisms by discerning common characteristics.
- Color, shape, size, and organization are critical for identification in a plant key.
- Used effectively, a dichotomous key can classify various organisms, including butterflies.
Classification of Organisms
- Not all organisms in the Plantae Kingdom produce food via photosynthesis; exceptions exist.
- Organisms with the suffix "-ophyta" are classified as plants.
- Animals are characterized by their ability to move within their environment.
Taxonomic Hierarchy
- A species designation must always include its genus for proper identification.
- If an Animalia taxon ends with the suffix "ata," it indicates the organism belongs to a Phylum.
General Classification Insights
- Both plants and animals rely on genetic coding for reproduction.
- A key is not a taxon; it serves as a tool for identification rather than a classification group.
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