TLS Online TPP Program

#Question id: 12118


According to Hamilton’s rule,

#Section 4: Behavioural Ecology
  1. Natural selection does not favour altruistic behaviour that causes the death of the altruist.
  2. Natural selection favors altruistic acts when the resulting benefit to the beneficiary, correct for relatedness, exceeds the cost to the altruist.
  3. Natural selection is more likely to favor altruistic behavior that benefits an offspring than altruistic behavior that benefits a sibling.
  4. The effects of kin selection are larger than the effects of direct natural selection on individuals.
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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: 16787

#Section 3: Mathematics and Quantitative Ecology

The following observations are arranged in ascending order. The median of the data is 15 find the value of x. 
8, 11, 12, x + 6, 17, 18, 23 

TLS Online TPP Program

#Question id: 3377

#Section 2: Evolution

To call a behavior altruistic, an evolutionary biologist will have to demonstrate that

A) These behavior is decrease the individual fitness of the donor and increases the individual fitness of the recipient

B) These behavior is increases the individual fitness of both the donor and the recipient

C) Overall increase the inclusive fitness of the population

D) These behavior depend on genetic relation

Which of the following above statement is correct?

TLS Online TPP Program

#Question id: 16901

#Section 3: Mathematics and Quantitative Ecology

The best way to determine whether a statistically significant difference in two means is of practical importance is to

TLS Online TPP Program

#Question id: 10661

#Section 2: Evolution

Semelparous species are those that produce all of their offspring in a single reproductive event. The survivorship curve of a population of a semelparous species would most likely resemble which of the following?