Classification of Living Things

What is the significance of the binomial nomenclature system?

• It provides a unique two-part name for each species.

• It categorizes species based on their habitat.

• It is used to classify species by their color.

• It helps in identifying species by their size.

What are the 3 domains of life?

• Bacteria, Archaea, Eukarya

• Plants, Animals, Fungi

• Prokaryotes, Eukaryotes, Viruses

• Bacteria, Fungi, Protists

What is the role of a Heterotroph in an ecosystem?

• Heterotrophs produce their own food through photosynthesis.

• Heterotrophs consume other organisms for energy.

• Heterotrophs decompose organic matter into nutrients.

• Heterotrophs are primary producers in the food chain.

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What is the difference between a genus and a species?

• Genus is a group of related species; species is the most specific classification.

• Genus is a single organism; species is a group of organisms.

• Genus is a broader classification than species; species is a type of genus.

• Genus and species are interchangeable terms in biological classification.

What is the highest level of classification in the biological hierarchy?

• Kingdom

• Phylum

• Domain

• Species

What is an example of an Autotroph?

• Plants, as they perform photosynthesis.

• Dogs, as they rely on other organisms for food.

• Fungi, as they decompose organic matter.

• Bacteria, as they consume nutrients from their environment.

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What are the characteristics of the domain Archaea?

• Archaea are multicellular organisms that thrive in cold environments.

• Archaea are unicellular organisms that often live in extreme environments.

• Archaea are photosynthetic organisms found in freshwater.

• Archaea are complex organisms that require oxygen to survive.

Which two levels of classification make up a scientific name?

• Genus & Species

• Family & Order

• Kingdom & Phylum

• Class & Subclass

What is an organism that has no nucleus and is mostly unicellular?

• Eukaryote

• Prokaryote

• Virus

• Fungi

What is the main difference between Prokaryotes and Eukaryotes?

• Prokaryotes have a nucleus; Eukaryotes lack a nucleus.

• Prokaryotes are larger than Eukaryotes.

• Prokaryotes lack a nucleus; Eukaryotes have a nucleus.

• Prokaryotes are unicellular; Eukaryotes are multicellular.

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