Ecology and evolution - 21 - 40

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An example of an experimental approach to animal behaviour studies is:
The comparison of female cichlid fish mate preferences under white and coloured light
1 of 11
In a population that exhibits density dependent growth, what happens to the per capita growth rate with increasing population density?
Capita growth rate decreases
2 of 11
In a population where the population size is higher than carrying capacity K:
Numbers dying are higher than the number of births
3 of 11
When two species are competing, how large is the realized niche relative to the fundamental niche?
The fundamental niche is larger than the realized niche
4 of 11
If the population of a species is facilitated by another species, how large is the realized niche relative to the fundamental niche?
The realized niche and fundamental niche are the same size
5 of 11
A sea lamprey is a...
Predator
6 of 11
What effect will an increase in killer whale predation on sea otters have on kelp?
Kelp will decrease in abundance
7 of 11
ccording to life history theory, what will happen to great *** clutch size when abundance of sparrow hawks increases?
Clutch size will stay the same and egg size will remain equal
8 of 11
When is it most beneficial for elephant seals to delay primiparity?
When juvenile survival is low and adult survival is high
9 of 11
The ‘Equilibrium Theory of Island Biogeography’ states that:
Large islands should support more species than small islands
10 of 11
Species can be at risk of extinction if:
They have a small geographic range
11 of 11

Other cards in this set

Card 2

Front

In a population that exhibits density dependent growth, what happens to the per capita growth rate with increasing population density?

Back

Capita growth rate decreases

Card 3

Front

In a population where the population size is higher than carrying capacity K:

Back

Preview of the front of card 3

Card 4

Front

When two species are competing, how large is the realized niche relative to the fundamental niche?

Back

Preview of the front of card 4

Card 5

Front

If the population of a species is facilitated by another species, how large is the realized niche relative to the fundamental niche?

Back

Preview of the front of card 5
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