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This is a short quiz about sexual selection. It is a "self-scoring" quiz, which means that your answers are not recorded anywhere, and your percentage of correct answers is not calculated. You keep track of your correct and incorrect answers, if you wish. It is for your self-education.

1. Select the correct statement.

a. Sexual selection is the same as natural selection.
b. Sexual selection is the opposite of natural selection.
c. Sexual selection is a type of natural selection.

2. Which one of the following statements is NOT a similarity of sexual selection and natural selection?

a. For both to occur, there must be variation in a trait or traits within a population.
b. Variation in traits must be heritable (genetically based).
c. Selection operates when individuals with certain variations have more offspring than other individuals with other variations.
d. Selection operates between individuals of the same species.
e. In both types of selection, direct competition between individuals must occur.

3. Which of the following statements about gametes and reproductive allocation is NOT true?

a. Females always produce bigger gametes than males.
b. Each gamete requires the same amount of resources to produce, no matter what its size.
c. An egg cell is larger than a sperm cell.
d. For both males and females, the amount of resources devoted to each gamete is affected by the size of the gamete.
e. For both males and females, the number of gametes they can produce in a breeding season is affected by the amount of resources they must devote to each gamete.

4. Which of the following statements about mating behavior and reproduction is NOT true?

a. For males, the number of offspring they can produce is limited by the number of matings they can gain.
b. For females, the number of offspring they produce is limited by the resources it takes to create and care for each offspring.
c. Males often compete against each other for females.
d. Females often choose among males to select the best father.
e. For both males and females, the more times they mate, the more offspring they can have.

5. True or False:

If males compete against each other for access to females, and females choose among males for mates, then we would expect females to be brightly colored and males to be drab.