BIOL 320 LIFE 320 Exam 2

BIOL 320 LIFE 320
Exam 2
Life Histories - CORRECT REPLY>>>>>>--The schedule of the life of an
individual in a species

-age of reproductive maturity

-number and size of offspring

-life span



Lacks Proposal - CORRECT REPLY>>>>>>--life history traits contribute
to fitness

-life histories vary with respect to factors in the environment

-hypothesis's about life histories are subject to experimental tests



Lecithotrophy - CORRECT REPLY>>>>>>--egg yolk provides nutrients
so there is more energy invested

-fewer, larger larvae with a higher chance of survival



Planktotrpophy - CORRECT REPLY>>>>>>--larvae feed on plankton,
invests less energy

, -more and smaller larvae with less chance of survival



Trade of between ________, ___________ and ___________. - CORRECT

REPLY>>>>>>--growth
-maintenance

-reproduction



Fecundity - CORRECT REPLY>>>>>>--the amount of offspring an
organism can reproduce

-largely dependent on size



Ectothermic Fecundity - CORRECT REPLY>>>>>>--production of
offspring in fish increases with size which increases with age



Fecundity and Mortality Correlation - CORRECT REPLY>>>>>>--The
more offspring you produce, the earlier you die

-and vice versa



Semelpartiy - CORRECT REPLY>>>>>>--one reproductive effort with
all resources and then death

-environmental effects can be disastrous because you cant wait until the next
year to reproduce