TLS Online TPP Program

#Question id: 12154


What is true of two resources that act synergistically to determine the population growth of a particular species? 

#Unit 10. Ecological Principles
  1. They conform to Liebig's law of the minimum
  2. Each has an independent effect on population growth
  3. When one resource is limiting, increasing the amount of the other has no effect
  4. The effect of one depends on the level of the other
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TLS Online TPP Program

#Question id: 11764

#Unit 10. Ecological Principles

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

#Unit 10. Ecological Principles

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

#Unit 10. Ecological Principles

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

#Unit 10. Ecological Principles

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

TLS Online TPP Program

#Question id: 11768

#Unit 10. Ecological Principles

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:

TLS Online TPP Program

#Question id: 11769

#Unit 10. Ecological Principles

Which term refers to the outward expression of an individual’s unique genetic constitution in their structure and function?