Invertebrate Flashcards
Learn about invertebrates (27 cards)
The major difference between vertebrate and invertebrate is
Backbone
The three invertebrate types are
Protozoans (Amoeba and Paramicium )
Nematodes (Ascaris)
Arthropods (Insects)
Invertebrates are the most abundant organisms. True or false
True
Invertebrates make up _____% of animal species on earth
95%
They completely lack cell walls.True or false
True
Absence of bony skeleton both internal and external
True
There are no complex skeletal system
True
They are cold blooded
True
Most are motile but few are sedentary
True
Gas exchange is through respiratory system by means of
Diffusion and active ventilation
Sperm is
Small and motile
Ova is
Large and non-motile
Most invertebrates reproduce by
Sexual reproduction
Many invertebrates use________ as a major means of gas exchange.
Gills
They possess a nervous system consisting of_______________used for_____________
Small number neurons
Conducting nerve impulses
The invertebrates constitute an______________ of the animal kingdom
Artificial division
The most natural group and lowest order is
Species
The highest order and broadest category is
Domain
There are________ ranks
8
Domain can be classified into ______ based on
3
The differences between eukaryotic and prokaryotic cells
The domain classification are
Archea( Archeabacteria)
Eubacteria
Eukarya
Explain Archea(Archeabacteria)
These are bacteria that live in extreme environment.
Explain Eubacteria
These are bacteria found in everyday life.
Explain Eukarya
It comprises almost all the world’s visible living things.
