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Classification and Kingdoms
Test 2
58
Biology
12/12/2007

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Cards

Term
What goes into a Species name?
Definition
Genus species
Term
The science of naming organisms is called ______
Definition
taxonomy
Term
Name the taxonomic levels (in order)
Definition
Domain; Kingdom; Phylum;
Class; Order; Family;
Genus; Species
Term
The wing of a bald eagle is ______ the wing of a penguin
Definition
homologous to
Term
The wing of a penguin is _____ the flipper of a dolphin.
Definition
analogous to
Term
Homology is evidence of ______
Definition
common ancestry
Term
Analogous structures are evidence of ____
Definition
convergent evolution
Term
Cladistic analysis identifies clades on the basis of _____
Definition
the first appearance in fossil record
Term
In the 5 Kingdom-System, where do the Archaea and Bacteria Domains belong?
Definition
Monera
Term
Large amounts of oxygen gas appeared in Earth's atomosphere about _____ years ago.
Definition
2.5 billion
Term
Land was first colonized about _____ years ago.
Definition
475 million
Term
The absence of ____ in the primitive atmosphere was essential to the origin of life on Earth.
Definition
Oxygen
Term
What was the 1st stage of the process that led to the abiotic origin of life?
Definition
abiotic synthesis of monomers
Term
Under what abiotic conditions can monomers spontaneously form polymers?
Definition
When water evaporates from a hot surface
Term
What prokaryotic group is most closely related to eukaryotes?
Definition
Domain Archaea
Term
The prokaryotic group that tends to inhabit extreme environments is the ____.
Definition
Domain Archaea
Term
What of the following are primarily responsible for the side effect of eating beans?
Definition
Methanogens
Term
Bacilli are _____ prokaryotes
Definition
rod shaped
Term
What is very difficult to kill in the food canning process?
Definition
Endospores
Term
Prokaryotes reproduce by means of _____
Definition
binary fission
Term
Under ideal conditions, prokaryotes are capable of reproducing at an _____ rate
Definition
exponential
Term
A prokaryote that can make its own food in the absence of light, this is classified as _____
Definition
chemoautotroph
Term
The Ebol virus is an example of a ____
Definition
pathogen
Term
Some _____ convert atmospheric nitrogen into a form that can be used by plants.
Definition
fungi
Term
The simplest eukaryotes are classified as _____
Definition
protists
Term
A photoautotrophic unicellular organism with a shell made of silica is most likely a ____.
Definition
diatom
Term
Multicellular organisms first moved onto land about _____ years ago.
Definition
475 million
Term
Mutualistic associations of plant roots and fungi are called ____.
Definition
mycorrhizae
Term
The _____ helps plants retain water
Definition
cuticle
Term
____ is a chemical that supports the pysical structure of terrestrial plants
Definition
lignin
Term
_____ are considered the green algae ancestor of landplants
Definition
charophytes
Term
What is the sequence of origin of modern groups of plants?
Definition
bryophytes, ferns, gymnosperms, angiosperms
Term
In ____ the gametophyte is mor obvious than the sporophyte.
Definition
mosses
Term
Gametophyes are ____; sporophytes are ____.
Definition
haploid, diploid
Term
Gametophytes reproduce ____
Definition
sexually
Term
Why are ferns considered to be incompletely adapted to the terrestiral environment?
Definition
the sperm are flagellated
Term
What global climatic change gave gymnosperms an advantae over ferns?
Definition
the climate becoming cooler and drier
Term
Your friend with plant allergies sneezes and then says: "I sneezed because ____ went up my nose."
Definition
male gametophytes
Term
Not all animals have _____
Definition
tissues
Term
The common ancestor of all animals is likely to have been a ____
Definition
clolonial, flagellated protist
Term
How do sponges differ from all other animals?
Definition
they lack true tissues
Term
Having a true coelom distinguishes ___ from ___
Definition
annelids, roundworms
Term
A true coelom is ____
Definition
completely lined with tissue derived from mesoderm
Term
What group is most closely related to chordates?
Definition
echinoderms
Term
Flatworms are similar to cnidarians in that both ____
Definition
have true tissues
Term
The simplest animals to have complete digestive tracts are ___
Definition
roundworms
Term
there are more species of ___ than any other type of animal
Definition
roundworm
Term
The arthropod skeleton is composed of ?
Definition
chitin
Term
Most ____ are aquatic
Definition
crustaceans
Term
What is a characteristic unique to echinoderms?
Definition
water vascular system
Term
Unique features of vertebrates in clude the presence of a _____
Definition
backbone
Term
The feature present in reptiles and absent in amphibians that freed reptiles from dependence on water for reproduction is ??
Definition
the amniotic egg
Term
Features unique to mammals include ____
Definition
the presence of hair
Term
_____ are the mammalian group members that lack placentas
Definition
monotremes
Term
What is one characteristic that separates chordates from all other animals?
Definition
hollow dorsal nerve chord
Term
The amniote egg first evolved in which of the following groups?
Definition
reptiles
Term
What distinguishes animal heterotrophy from fungal heterotrophy?
Definition
Animals derive nutrition by ingesting food
Term
Cephalization is primarily __
Definition
an adaptation to movement