Limiting factors/carrying capacity

Question 1

If the death rate is higher than the birthrate, the population _____.

Accepted Answer

decreases

Question 2

_____ can lead to food shortages and environmental changes.

Accepted Answer

Overpopulation

Question 3

group of organisms that live in an area at one time with nonliving parts of the environment.

Accepted Answer

ecosystem

Question 4

the parts of the Earth and the surrounding atmosphere where there is life.

Accepted Answer

biosphere

Question 5

the demand for resources, such as food, water, and shelter, in short supply in a community.

Accepted Answer

competition

Question 6

What does the graph say about population growth versus carrying capacity?

Accepted Answer

population increases as carrying capacity levels off

Question 7

Deforestation is

Accepted Answer

clearing the land of trees

Question 8

If the birthrate is higher than the death rate, the population _____.

Accepted Answer

increases

Question 9

_____ is the size of a population compared to the amount of space available.

Accepted Answer

Population density

Question 10

species at risk, but not yet endangered

Accepted Answer

Threatened

Question 11

A population’s _____ is the number of offspring produced over a given period of time.

Accepted Answer

birthrate

Question 12

_____control population growth.

Accepted Answer

Limiting factors

Question 13

all organisms of the same species that live in the same area at the same time.

Accepted Answer

population

Question 14

When a population is in ideal conditions with unlimited resources, it grows in a pattern called

Accepted Answer

exponential growth

Question 15

_____ are anything that restricts the size of a population.

Accepted Answer

Limiting factors

Question 16

largest number of offspring that can be produced when there are no limiting factors present.

Accepted Answer

biotic potential

Question 17

the hunting of organisms for food.

Accepted Answer

Predation

Question 18

When the size of a population becomes larger than carrying capacity of its ecosystem __ occurs.

Accepted Answer

overpopulation

Question 19

The largest number of individuals of one species that an environment can support is the

Accepted Answer

carrying capacity

Question 20

Name a factor that leads to an increase in human population.

Accepted Answer

vaccines

Question 21

If food ______, organisms in a population may have to move to other locations to get food.

Accepted Answer

decreases

Question 22

all the populations of different species that live together in the same area at the same time.

Accepted Answer

Community

Question 23

species whose population is at risk of extinction.

Accepted Answer

Endangered

Question 24

If ___ is not available, green plants cannot grow which affects the organisms that eat plants.

Accepted Answer

sunlight

Question 25

The instinctive seasonal movement of the population of organisms from one place to another.

Accepted Answer

Migration

Question 26

Name a factor that leads to a decrease in human population.

Accepted Answer

drought

Question 27

The _____ is the number of individuals that die over the same time period.

Accepted Answer

death rate

Question 28

Potential growth of a population if it could grow in perfect conditions w/out limitingfactors

Accepted Answer

Biotic potential

Question 29

Ducks and geese ____.

Accepted Answer

migrate

Question 30

The causes of extinction are _____, _____, _____.

Accepted Answer

all of the above

Question 31

A species that has died out and no individuals are left.

Accepted Answer

Extinct

Limiting factors/carrying capacity

Questions 31

Limiting factors/carrying capacity

Questions 31