Chapter 8 & 9 Test Review

The number of babies born each year per 1000 women in a population is what?

1. What do demographers study?

Relationship in which one species benefits and the other is unaffected:

The movement of people from rural areas to cities-inadequate infrastructure and loss of farms.

The act of one organism killing another for food.

Which of the below choices would be considered random dispersion?

Relationship in which both species benefits:

Which of the below choices IS a secondary compound defense that a plant uses?

One species closely resembling another:

Look at the diagram. Which one is on the right?

Birth rate-death rate= ?

Which of the below would NOT be a predator adaptation?

The factors most clearly related to decline in birth rates are? (relating to women)

Which of the below could NOT be considered a limiting factor?

A population consists of all individuals of a species that live together in one place:

The energy and materials the species needs are called what?

Which of the below is a threat to life expectancy?

What kind of survivorship curve would a human have?

Hospitals, roads, sanitation, schools and clean water are all part of this.

Model that accounts for limiting factors. (hint: would include carrying capacity)

Movement into a population is called what?

A species way of life, or role it plays in its environment, describes what?

Competition that happens without species coming in direct contact with each other is called?

The number of individuals the environment can support over a long period of time:

Which of the choices below have the ability to affect growth rate and population size?

An example of an endoparasite would be:

1. When two or more species use the same limited resource.

Number of years a member of a population is likely to live is called?

Which of the below describes a pattern of species dispersion?

An example of a density-dependent factor would be?