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APES: FR Ch 5 & 18 Biodiversity and Biodiversity Conservation Flashcards | StudBud
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APES: FR Ch 5 & 18 Biodiversity and Biodiversity Conservation
APES: FR Ch 5 & 18 Biodiversity and Biodiversity Conservation
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Climate, terrestrial biodiversity, and aquatic biodiversity
Flashcards
37 cards
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Practice quiz
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Questions
37
Answers
1
Which of the following is not central to allowing invasive species to take over
niche generalists
faster reproduction rate
low number of species
few natural predators
2
Very small populations can be at risk of
inbreeding depression
mutation
artificial selection
3
Evolution patterns in species caused by differential survival and reproduction
natural selection
mutations
artificial selection
genetic drift
4
The creation of a whole new species would be referred to as.
macroevolution
a bottleneck
mutation
microevolution
5
Invasive plant which grows over everything
kudzu vine
cane toad
asian carp
zebra mussel
6
Which is NOT a significant cause of the current mass extinction event?
invasive species
climate change
extreme weather events
overharvesting
7
A reduction in size of a population due to disaster or habitat loss forms a
genetic drift
founder effect
keystone species
bottleneck effect
8
The relative dominance of each species within an ecosystem would be referred to as.
species extinction
species richness
species evennes
species formation
9
Hitchhikes in ballast water and take over aquatic environments
kudzu vine
cane toad
zebra mussel
asian carp
10
Which would result in a high rate of evolution?
Few genetic variations in a population
high genetic diversity
long generation time
a stable environment
11
Introduced to aquaculture (aquatic farm) environments to control algae growth
cane toad
zebra mussel
kudzu vine
asian carp
12
When a small group colonizes a new area
speciation
founder effect
bottleneck effect
natural slection
13
Which of the following is
NOT
part of natural selection?
different traits don't provide an advantage at survival
parents pass different traits to offspring
individuals have different traits
individuals produce excess offspring
14
Evolution patterns in species controlled by humans
genetic drift
artificial selection
natural selection
mutations
15
In sympatric speciation distinct species can be created through
geographic separation
interbreeding
a radiation spill like the hulk
polyploidy
16
The goal of the Endangered Species Act is to protect
key species important for normal ecosystem function.
all species, regardless of their direct usefulness to humans
species providing commodities important to humans.
broad categories of ecosystems.
17
Invasive species _______.
One of the above is false.
have been introduced both deliberately and accidentally
Flourish due to lack of predators,diseases, resource limits.
Rarely invade islands because of their comparative isolation
18
The best description of evolution
The population changes over time
Genetic change of an individual over time
the genetic change within a population over time.
species changes by generation
19
Species at imminent risk of extinction are classified as __________ species.
threatened
endangered
vulnerable
20
This is the combined collection of traits
a species
can put to use to survive and adapt
genotype
genetic diversity
natural selection
biodiversity
21
What conditions would increase the rate of evolution within a population?
large population and short generation time
short generation time
small population size
large population size
22
Number of species we currently estimate there might be.
10 million
17
1,700
1.7 million
23
Which group is most vulnerable to environmental disturbances?
rselected species
niche specialists
kselected species
niche generalists
24
Which diagram above would have a higher species evenness?
1
They are the eqal
2
25
This determines the level of biodiversity in an ecosystem
biomass
number of species
size of ecosystem
population size
26
Number of species we've currently identified.
1,700
10 million
1.7 million
17
27
Which cellular processes can create genetic diversity?
mutations
mutations and recombination
mitosis
recombination
28
Having a unique stripe pattern from other family members would be described as an individuals
phenotype
genotype
immune system at work
a complete fluke
29
A species which shows the relative health of an ecosystem through its abundance
keystone species
successional species
founder species
indicator species
30
Which community would be the least vulnerable to environmental disturbances?
the largest one
they would all be equally vulnerable
the most biodiverse one
the smallest one
31
Which diagram above would have a higher species richness?
They are the eqal
B
A
32
Evolution in species caused by random events
mutations
natural selection
artificial selection
genetic drift
33
The relative number of species within an ecosystem.
species evennes
species richness
species extinction
species formation
34
Which of the following helps us quantify the diversity of an ecosystem?
species richness and evennes
species extinction rate
species evenness
species richness
35
Indicator species, such as lichens, generally have a _______ tolerance range for a ________.
Broad; number of critical factors
Narrow; critical factor
Broad; critical factor
Narrow; number of physical factors
36
The abiotic conditions under which a species can survive and reproduce is called its
realized niche
fundamental niche
environmental distribution
range of tolerance
37
In allopatric speciation distinct species are created through
a radiation spill like the hulk
interbreeding
polyploidy
geographic separation
