Natural disasters can be considered limiting factors.

A lion and a cheetah attempt to occupy the same niche. The more aggressive lion survives; the cheetah does not.

Coyotes cross the winter pack ice and enter Newfoundland. The moose population starts to decline.

A severe frost wipes out 50% of the coffee crop in Brazil.

Due to severe overcrowding in an Asian village, many children do not survive to reach adulthood.

Since lynx prey on hares, an increase in the hare population causes an increase in the lynx population.

A severe flood in the Red River Valley causes a decline in the deer population.

Due to stress, large numbers of female lemmings miscarry their young and fail to reproduce.

Travelers who visit a crowded African village become infected with a disease caused by parasites.

Many fish die due to a change in the winds and the appearance of the El Nino ocean current off the coast of Peru and Chile.

Fish on a coral reef stake out their territory and chase away any younger fish that try to live there.

An extensive drought in the Serengeti Plain threatens wildebeest, giraffe, zebra, and springbok populations.

What happens if a population grows past its carrying capacity?

What is the carrying capacity of the graph?

The largest number of individuals that an environment can support long term is...

Something that regulates the size of a population is called...

What is the carrying capacity of the graph?

When death rate is equal to birth rate...

When the death rate rises and the birth rate lowers...

When birth rate is high and death rate is low...

This may cause a population to increase

Which land biome is mainly covered with grass?

Which biome is also known as the "Temperate Forest"?

Which land biome is the ground frozen all year round?

Which land biome is covered mainly with conifer trees?

Which biome is hot and humid all year round with plenty of rain?

Which is the largest land biome in the world?

Which land biome is divided into 4 levels/layers?

Which land biome do we live in?

Which land biome is the coldest in temperature without any trees?

Which biome is sandy and/or rocky with very little rain?

Which biome has tree leaves that change color and drop off as the season changes from fall to winter?

Prairies and savannas are two examples of this land biome?

Which land biome is located near and/or along the Earth's Equator?

The following animals are common to which land biome? (anaconda, gorilla, monkey, toucan bird, red-eyed tree frog, python, jaguar, three-toed sloth, anteater, macaw bird)

The following animals are common to which land biome?

(polar bear, walrus, arctic fox, seal, penguin, snowy owl, caribou, arctic hare, musk oxen)

The following animals are common to which land biome? (white-tailed deer, black bear, turkey, chipmunk, skunk, raccoon, groundhog, and squirrel)

The following animals are common to which land biome? (zebra, ostrich, lion, giraffe, bison, elephant, cheetah, hyena, hippo, rhino, prairie dog, and ostrich)

The following animals are common to which land biome? (moose, elk, lynx, red deer, bobcat, mountain goat, grizzly bear, and gray wolf)

The following animals are common to which land biome? ( scorpion, camel, fennec fox, kangaroo rat, black widow spider, roadrunner, and jackrabbit)

A biome is _______________________________________