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Biology Quiz: Intoduction To Ecology! 23

Biology Quiz: Intoduction To Ecology! 23

Biology Quiz: Intoduction To Ecology!

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Quiz Questions And Answers

Which of the following would not contribute demographic data about a population of squirrels?

The type of food they eat
The number of times they reproduce per year
The average number of young born to mating pairs
The number of individuals & their age

is not a density dependent growth factor.

Food
Nesting sites
Fluctuations in weather
Physiological responses to crowding

Which of the following levels of organization is arranged in the correct sequence from most inclusive (i.e., broadest) to least inclusive?

Community, ecosystem, individual, population
Individual, population, community, ecosystem
Population, ecosystem, individual, community
Ecosystem, community, population, individual

In the logistic equation dN/dt =rN, ((K-N)/K), r is a measure of the population's intrinsic rate of increase. It is determined by which of the following?

B. birth rate
C. density
D. A and B only
E. A, B, and C

In models of sigmoidal (logistic) population growth,

density-dependent factors affect the rate of population growth.
population growth rate slows dramatically as N approaches K.
All of the above are true.

The sum total of an organism's interaction with the biotic and abiotic resources of its environment is called its

Biological potential
Ecological niche
Logistic growth
Habitat

Resource partitioning would be most likely to occur between

Sympatric populations of species with similar ecological niches.
Sympatric populations of a predator and its prey.
Allopatric populations of species with similar ecological niches.
Allopatric populations of the same animal species.

An insect that has evolved to resemble a plant twig will probably be able to avoid

Parasitism
Predation
Symbiosis
Commensalism

Which of the following is an example of Batesian mimicry?

A butterfly that resembles a leaf
An insect that resembles a twig
A nonvenomous snake that looks like a venomous snake
A fawn with fur coloring that camouflages it in the forest environment

Which of the following is an example of Batesian mimicry?

A butterfly that resembles a leaf
An insect that resembles a twig
A nonvenomous snake that looks like a venomous snake
A fawn with fur coloring that camouflages it in the forest environment
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