WIS2552 EXAM Questions And Answers Already Passed!!!Rated A+
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WIS2552
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WIS2552
WIS2552 EXAM Questions And Answers Already Passed!!!Rated A+
First fungi evolved in - correct answer...ordovician
conifers evolved in - correct answer...permian
chloroplasts are found only in kingdom plantae - correct answer...false
oparin did experiments in - correct answer...chemical ...
,protenoid spheres could have evolved via - correct answer...✔✔self assembly
stanley miller was able to produce synthetic - correct answer...✔✔amino acids
first dinos appeared in the - correct answer...✔✔triassic
period of first vascular plants - correct answer...✔✔silurian
endosymbiosis theory argues small pro cells engulfed by - correct answer...✔✔larger
pro cells
multicellularity might have evolved by incomplete cell division - correct answer...✔✔
true
both mitochondria and chloroplasts have two membranes - correct answer...✔✔true
site for aerobic respiration in eukaryotes - correct answer...✔✔mitochondria
most scientists think the earth is - correct answer...✔✔4.5 billion years old
oparin converted nitro, oxy, and hydro to - correct answer...✔✔amino acids
multicellularity might have evolved from coloniality - correct answer...✔✔true
pleistocene epoch ended roughly - correct answer...✔✔8000 years ago
bacteria like dna found in eukaryotes - correct answer...✔✔mitochondria
some ammonia is materialized as - correct answer...✔✔nh4+
carbon is stored mostly as fossil fuels, co2 and in - correct answer...✔✔vegetation
ecological niche of a species may be based on - correct answer...✔✔any of these
some nitrogen is fixed by lightning - correct answer...✔✔true
conversion of n2 to nh3 is exergonic - correct answer...✔✔false
rabbit an example of - correct answer...✔✔primary consumer
ecological pyramids illustrate amount of at various trophic levels - correct answer...✔✔
biomass
AGRADESOLUTIONS
,in a food web animals are never - correct answer...✔✔primary producers
tropics may habor mire species with narrower niches than temperate plants - correct
answer...✔✔true
many ecologists argue that ecological efficiencies are about - correct answer...✔✔10%
denitrification is conversion of to n2 - correct answer...✔✔no2
temperate species may tend to be more ecologically specialized than their tropical
counterparts - correct answer...✔✔false
highly specialized for diet of apple snails - correct answer...✔✔everglades kite
ammonia is a gas and has chemical formula - correct answer...✔✔nh3
in photosynthesis co2 is converted to h20 and - correct answer...✔✔sugars
symbiotic relationship between plant and Rhizobium is - correct answer...✔✔
mutualistic
northern mockingbirds were introduced successfully to - correct answer...✔✔hawaiian
islands
most gaseous nitrogen in atmosphere exists in form of - correct answer...✔✔n2
through evolutionary process, species may become increasingly adapted for narrower
environmental conditions and this can make them more rare - correct answer...✔✔true
another name for primary producers - correct answer...✔✔autotroph
lower part of atmosphere - correct answer...✔✔troposphere
ecological pyramids were brain child of - correct answer...✔✔charles elton
top predator in food chain is - correct answer...✔✔tertiary consumer
Rhizobium is found in nodules in association with - correct answer...✔✔legumes
greenhouse gas most affected by human activities - correct answer...✔✔co2
plants take up inorganic nitrates and convert them to organic compounds - correct
answer...✔✔assimilation
AGRADESOLUTIONS
, plants take up water from soil and move it to atmosphere - correct answer...✔✔
transpiration
example of habit specialized species - correct answer...✔✔cape sable seaside sparrow
water moves through soil to groundwater by process of - correct answer...✔✔
percolation
conversion of amino acids back to is called ammonification - correct answer...✔✔nh3
energy in biological systems mostly exists in form of - correct answer...✔✔atp
Rhizobium is an example of a that plays a role in nitrogen fixation - correct answer...✔
✔bacteria
conversion of ammonium ions to nitrates - correct answer...✔✔nitrification
photosynthesis is essentially - correct answer...✔✔carbon fixation
denitrification occurs only - correct answer...✔✔when 02 is not available
according to theory of natural selection - correct answer...✔✔more individuals of a
species are born than can survive
in the mis-19th century people mostly believed that species were - correct answer...✔✔
immutable
darwin published "origin of species" in - correct answer...✔✔1859
erectile feathers on the head are a sexually selected trait in - correct answer...✔✔
prairie chickens
darwin based his theory partly on observations of farm animals - correct answer...✔✔
true
not a tetrapod - correct answer...✔✔sea lamprey
darwins theory of natural selection assumes that - correct answer...✔✔individuals vary
darwin found fossils of at high elevations, suggesting that the Earth had changed over
time - correct answer...✔✔marine invertebrates
according to theory of "inheritance of acquired characteristics" individuals transformed
following - correct answer...✔✔perceived environmental stress
AGRADESOLUTIONS
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