CLEP CLEP Biology Animal Behavior and Reproduction 2

Question 1

In K-selected species, the reproductive strategy is characterized by:

Accepted Answer

Few offspring with extensive parental care

Answer

Many offspring with minimal parental care

Answer

Rapid maturation and early first reproduction

Answer

Extremely high offspring mortality rates

Question 2

Hermaphroditism is most advantageous in which type of environment?

Accepted Answer

Sparse populations where finding a mate is difficult

Answer

Dense populations with many potential mates

Answer

Environments with extreme sexual dimorphism

Answer

Environments with abundant and predictable resources

Question 3

According to Bateman's principle, the sex with greater parental investment will be:

Accepted Answer

More selective when choosing a mate

Answer

More competitive with rivals for access to mates

Answer

Less ornamented or elaborately colored

Answer

More likely to abandon offspring after birth

Question 4

Polyandry refers to a mating system in which:

Accepted Answer

One female mates with multiple males

Answer

One male mates with multiple females

Answer

Males and females form exclusive lifelong pair bonds

Answer

Multiple males freely mate with multiple females

Question 5

Oviparity as a reproductive strategy is defined as:

Accepted Answer

Laying eggs that develop and hatch externally

Answer

Retaining fertilized eggs inside the body until hatching

Answer

Giving birth to live young nourished via a placenta

Answer

Developing from an unfertilized egg

Question 6

Parthenogenesis is defined as which type of reproduction?

Accepted Answer

Development of an unfertilized egg into a new organism

Answer

Sexual reproduction requiring sperm-egg fertilization

Answer

Asexual reproduction by binary fission

Answer

Reproduction using sperm stored from a prior mating