TLS Online TPP Program

#Question id: 11172


Consider the consequences of a harmless prey that evolves toward mimicry of a model that has an antipredator defense (Batesian mimicry). What happens to the effectiveness of this defense as more and more prey in the population are harmless mimics

#Section 2: Evolution
  1. The number of both models and mimics is unlimited because they both reinforce the protection afforded by the warning color pattern
  2. The number of mimics is limited because they dilute the protection afforded by the warning color pattern
  3. The number of mimics is unlimited because they reinforce the protection afforded by the warning color pattern
  4. The number of models is limited because they dilute the protection afforded by the warning color pattern
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TLS Online TPP Program

#Question id: 11716

#Section 1: Ecology

Macroecology addresses patterns of range size and population density. Which of the following statements is true?

TLS Online TPP Program

#Question id: 11764

#Section 1: Ecology

The mathematical model for geometric growth of a population is identical to the model for exponential growth, except that __________ in the geometric model.

TLS Online TPP Program

#Question id: 11765

#Section 1: Ecology

The population density of a particular insect species was determined to be 15,000 adults per hectare in the summer of 1996, 21,000 adults per hectare in the summer of 1997, and 29,400 adults per hectare in the summer of 1998. Based on these population estimates, what is your estimate of λ, the annual rate of geometric growth?

TLS Online TPP Program

#Question id: 11766

#Section 1: Ecology

The population density of a particular insect species was determined to be 15,000 adults per hectare in the summer of 1996, 21,000 adults per hectare in the summer of 1997, and 29,400 adults per hectare in the summer of 1998.

What would you expect the insect population to be in the summer of 2000, assuming no change in λ?

TLS Online TPP Program

#Question id: 11767

#Section 1: Ecology

If a population has a stable age distribution, which of the following statements is true?

TLS Online TPP Program

#Question id: 11768

#Section 1: Ecology

As documented by peter and rosemary grant, the population of the medium ground finch on the tiny island of Daphne major in the Galápagos archipelago responded how to changes in food resources associated with climate changes: