Exam 8: Life History Patterns

Many species of plants and ectothermic animals continue growing throughout their adult lives, a condition known as indeterminate growth.

Contrast semelparous and iteroparous reproductive strategies and explain the trade-offs of each.

The amount of time and energy that an organism allocates to reproduction is called ________.

Dioecious plants have both male and female parts on the same plant.

Which of the following is NOT a form of asexual reproduction?

Species that are r-strategists usually live longer than those that are K-strategists.

Generally, female peacocks prefer a male peacock with a larger ________.

Some plant and animal species can naturally change their sex from male to female or vice versa.

Parental care is documented for all the following animals, EXCEPT

The more seeds a plant produces in a single reproductive episode, the ________ of each seed.

Reproduction by a single parent, in which the offspring are genetically identical to the parent, is referred to as ________ reproduction.

________ is a form of asexual reproduction in which the ovum develops without fertilization by a male.

Plants with male and female flowers on the same plant are

As an individual ________ its reproductive effort, it ________ its survivorship.

Explain why siblicide is common among bird species when resources are rare. Why is this an effective strategy under these conditions?

Plant species that exhibit Grime's S strategy

The production of offspring, or ________, generally increases with size.

The mating system in which males and females mate with one or many of the opposite sex and form no pair bond is known as

Seed number is negatively correlated with seed ________.

Semelparous organisms initially allocate energy into growth, development, and energy storage and later allocate energy into one massive reproductive effort before dying.