2011-03-25 20:06:24 UTC
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Data used in traditional systematics stresses both ______ and the amount of change observed among groups.
reproduction
growth
common ancestry
none of the above
Which of the following was a recognized kingdom in Linnaeus' early classification system?
Fungi
Monera
Plantae
none of the above
Which of the following lists the taxa in order from most inclusive to least inclusive?
species, genus, family
order, family, genus
class, species, phylum
kingdom, order, class
Cladistics is a type of ______ developed by German biologist Willi Hennig to formulate a more objective method for classifying organisms.
phenetics
systematics
evolutionary theory
none of the above
Archaea are bacteria living today in
ponds.
humans.
extreme environments.
none of the above
Which of the following is a main characteristic that scientists focus on when determining which kingdom an organism belongs to?
climate
geographic area
nutrition
all of the above
Groups of genes coding for related proteins in ______ are arranged in operons.
bacteria
plants
protists
none of the above
Photosynthetic bacteria convert ______ energy into carbohydrate energy.
chemical
sunlight
both a and b
none of the above
Bacteria are divided into two groups based on how their cell walls absorb
stain.
lipids.
water.
none of the above
What do saprophytic bacteria recycle?
metals
water
nutrients
none of the above
Which of the following is NOT a major branch of domain Bacteria?
eubacteria
cyanobacteria
both a and b
none of the above
Which of the following is NOT a type of Archaea?
mesophile
thermophile
acidophile
none of the above
Which of the following do NOT use glycerol-based phospholipids as part of their cell membranes?
archaea
eukarya
bacteria
none of the above
Cyanobacteria are found on the outer surfaces of stromatolites.
stalagtites
stalagmites
stromatolites
none of the above
Which of the following describes mutualism?
Both species benefit.
One species benefits, while the other is unaffected.
One species benefits, while the other is harmed.
none of the above
Which of the following does NOT describe ciliates?
They have no cell walls.
They are unicellular.
They are heterotrophic.
none of the above
Most ciliates have two
cilia.
cell walls.
cell membranes.
nuclei.
Euglenoid ______ resemble those of blue-green algae.
chloroplasts
cell walls
embryos
none of the above
______ release toxins into the ocean.
Amoebas
Ciliates
Paramecium
Red tides
An ______ moves by extensions of its cytoplasm, which is known as pseudopodia.
ciliate
flagellate
amoeba
none of the above
______ have a cell wall made of two halves called valves.
Diatoms
Amoebas
Foraminiferans
none of the above
Gymnosperms are seed plants that do not produce
flowers.
fruit.
both a and b
none of the above
A plant spore is a reproductive cell that can develop into a(n)
autosome.
sporophyte.
gametophyte.
none of the above