Ecology Ch 4-5
Quiz by Jodi N
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- Q1
Earth will reach Zero Growth rate when...
Birth rate = Death rate
30s - Q2
Genetic diversity involves
All the genes in an ecosystem
30s - Q3
Which is a way to conserve biodiversity?
sustainable use
30s - Q4
Use of global resources is measured in..
hectares of land per person
30s - Q5
A biological magnification pyramid deals with...
toxins
30s - Q6
Which type of country would have a declining birthrate?
developed country
30s - Q7
Toxins are the highest at the bottom of a biological magnification pyramid.
False
True
30s - Q8
Which group has suffered the most extinctions lately?
Plants
Insects
Mammals
birds
30s - Q9
Which is not a characteristic of a R strategist?
lives a very long life
has lots of babies
Are usually smaller animals
spends little time parenting
30s - Q10
What is a characteristic of a nonrenewable resource?
must contain oil
takes extremely long to replace
replaced quickly
made of minerals
30s - Q11
Coyotes have replaced fox in Sanborn County.. This is an example of?
species diversity
genetic diversity
competition
ecosystem diversity
30s - Q12
What type of extinctions are part of a stable ecosystem?
background extinctions
mass extinctions
end of the world extinctions
30s - Q13
What causes island extinctions?
islands are resistant to disease
species can move back & forth between islands
introduced species have no predators
too much free time to just chill
30s - Q14
When we capture 100's of parrots to sell as pets, this is...
biodiversity
overexploitation
biological augmentation
biological magnification
30s - Q15
Runoff of fertilizers, etc into a lake causes..
eutrophication
overexploitation
population density
a renewable resource
30s