22 Questions
What is the main difference between Domain Eubacteria and Domain Archaea in terms of the presence of nucleus and mitochondria?
Domain Eubacteria lacks nucleus and mitochondria, while Domain Archaea has a nucleus but lacks mitochondria.
What type of nutrition is common in both Domain Eubacteria and Domain Archaea?
Both Domain Eubacteria and Domain Archaea can be autotrophic or heterotrophic in terms of nutrition.
What is the main difference in the cell wall composition between Eubacteria and Fungi?
Eubacteria have cell walls with peptidoglycan, while Fungi have cell walls without peptidoglycan.
Which Kingdom within Eukarya includes organisms that are primarily photosynthetic and develop through embryonic tissue layering?
The Plantae Kingdom within Eukarya includes organisms that are photosynthetic and develop through embryonic tissue layering.
What is the primary mode of reproduction in the Kingdom Metazoa (Animalia)?
The Kingdom Metazoa (Animalia) primarily reproduces sexually.
What is the main focus when studying the Kingdom Protista?
The main focus when studying the Kingdom Protista is on animal-like forms (previously known as 'Protozoa') and photosynthetic algae.
How do eukaryotic cells differ from prokaryotic cells in terms of cellular structure?
Eukaryotic cells have a membrane-bound nucleus, while prokaryotic cells do not.
What are the two broad groups that all living organisms fall into?
Prokaryotes and eukaryotes.
Name the two kingdoms (or domains) of Prokaryotes.
Eubacteria and Archaea.
What is the primary distinction between Eubacteria and Archaea in terms of cell walls?
Eubacteria have peptidoglycan in their cell walls, while Archaea do not.
Where can prokaryotes be found in terms of diverse environments?
Prokaryotes have colonised every conceivable niche on earth, from hydrothermal vents to sewage treatment ponds.
What role do bacteria play in the nitrogen cycle?
Bacteria play a crucial role in the nitrogen cycle by fixing nitrogen, converting it to different forms, and releasing it back into the environment.
What must taxon names for the categories Superfamily and all taxa below be based on?
Type specimens, type species, or type genera
Who established the Linnaean Binomial Naming System?
Carolus Linnaeus
What are the two parts of a scientific name in the binomial system?
Generic and specific epithets
What is the term used for the entire binomial name of an animal species?
Binomen
What is another term for the species name in the binomial system?
Latin name
What is the common name for the phylum Platyhelminthes?
Flatworms
Which phylum includes segmented worms such as fan worms and earthworms?
Annelida
What is the common name for the phylum Arthropoda?
Arthropods
What type of organisms are included in the phylum Mollusca?
Molluscs
What group of organisms is included in the phylum Chordata?
Chordates
Test your knowledge on how diversity is classified and grouped into lower and more specific levels in the tree of life. Explore the classification of species into prokaryotes and eukaryotes, and understand the broad groups within the tree of life.
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