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Ecology, Concepts and Applications, 2/e
Manuel C. Molles, University of New Mexico - Albuquerque

Life Histories

Multiple Choice Quiz



1

The natural histories of redwoods, mayflies, and humans suggest:
A)a relationship between body size and fecundity
B)similar life history patterns
C)landscape-scale connections
D)the constancy of population size over milennia
2

The principle of allocation is most associated with:
A)stability of polymorphic loci
B)space needs of hatchlings at the nest
C)energy tradeoffs
D)movement of genetic material within small populations
3

Egg size in darters correlates with:
A)genetic isolation
B)male coloration
C)size of seeds they consume
D)shade
4

Where adult mortality rates are low:
A)onset of reproductive maturity is earlier
B)juvenile mortality rates are low
C)natural selection ceases to operate
D)none of the above
5

A fish scale can be used to indicate:
A)age, by number of rings
B)sex, by number of scratches during intraspecific contests
C)a gonadosomatic index (GSI)
D)species richness
6

True or False: Competitive ability is highly favored in K selection.
A)True
B)False
7

True or False: E.O. Wilson found a relationship between disturbance and stress factors that predicted worldwide plant occurences.
A)True
B)False
8

True or False: Cottonwood life history analysis indicates that seed production is limiting population growth in the American West.
A)True
B)False
9

True or False: Life history traits reflect interactions between genes and the environment.
A)True
B)False
10

True or False: Humans are generally iteroparic.
A)True
B)False