1. Which of the following is not true regarding kin and kin selection theory? a.

Question

1. Which of the following is not true regarding kin and kin selection theory?

a.kin refers to and individual's genetic relatives

b.There is often a kin bias in territorial defense and affiliation

c. Kin preferences can be explain by Hamilton's Rule

d.The coefficient of relatedness of parents and their offspring is 0.25

2.As group size increased, energy intake per individual_ and energetic expenditure per individual_

a.Decrease/decrease

b.decrease/increase

c.increase/decrease

d.increase/increase

3.In monogamous species, we expect to observe

a. no sexual size dimorphism/small testes

b.no sexual size dimorphism/ large testes

c. strong sexual size dimorphism/small testes

d.strong sexual size dimorphism/large testes

4.which of the following is True regarding the effect of food availability on female reproduction in Gray langurs(comparing food-enhanced and wild populations)?

a.gestation length is shorter in wild populations

b.females are older when their first infant is born in food-enhanced population

c. The interval between successive births is the same regardless of food avaliability

d.the number of infants per female over a lifetime is greater in wild population

5. Bachelor bands are most common in which type of mating system?

a.monogamy

b.polyandry

c.polygyny

d.polygamy

Explanation / Answer

Ans 1 d is not true

The parent offsprings coefficient of relatedness is 0.5

0.25 is between grandparents and grandchildren

And 0.125 between cousins

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