Predators and Prey

An organism that is killed and eaten by another organism

• Predator

• Prey

• Competition

• Adaptation

Tags

NGSS.MS-LS2-2

An animal that eats other animals is a....

• carnivore

• omnivore

• herbivore

• decomposer

Tags

NGSS.MS-LS2-3

Which words from the text help readers understand the word predators?

• ice and snow

• such as reindeer

• animals that hunt

• animals that eat

One difference between predators and prey is the location of their ________.

• noses

• mouths

• ears

• eyes

As the wolf population ​ (a)   the moose population ​ (b)   . The wolves keep the moose population ​ (c)   . Without predators the moose population would continue to ​ (d)   .

• decreases

• increases

• balanced

• rise

• Shrink

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is the relationship between predator and prey?

The number of ​ (a)   affects the number of ​ (b)   . As prey numbers ​ (c)   , so does the number of predators.  As prey numbers ​ (d)   , so does the number of predators.

• prey

• predators

• increase

• decrease

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Chipmunks run quickly to hide when a hawk circles in the air. To the hawk, the chipmunk is -

• a producer

• its prey

• a consumer

• its ecosystem

All living things within an ecosystem are interdependent. A change in the size of one population affects the stability of all other organisms within the ecosystem. One well known predator/prey relationship is between the Canadian lynx (predator) and the snowshoe hare (prey). What happens to the population of Canadian lynx if there is an increase in snowshoe hare?

• The Canadian lynx population will increase.

• The Canadian lynx population will decrease.

• The Canadian lynx population will remain the same.

• The Canadian lynx population will remain the same because the Canadian lynx can only eat so many snowshoe hare.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Read the following passage about the predator and prey relationships between animals in a forest ecosystem. A rabbit runs through the forest trying to escape the talons of a red-tailed hawk that is trying to feed its offspring. In the same forest, a snake is curling around a possum in expectation of an easy meal. Prior to being caught by the snake, the possum had dined on a breakfast of insects. Later that afternoon, a fox wandering through the forest finds a snake, immobilized because of its large meal, and effectively kills the snake for an easy meal. Select all of the Predators Only

• Fox

• Rabbit

• Red-tailed Hawk

• Insect

Read the following passage about the predator and prey relationships between animals in a forest ecosystem. A rabbit runs through the forest trying to escape the talons of a red-tailed hawk that is trying to feed its offspring. In the same forest, a snake is curling around a possum in expectation of an easy meal. Prior to being caught by the snake, the possum had dined on a breakfast of insects. Later that afternoon, a fox wandering through the forest finds a snake, immobilized because of its large meal, and effectively kills the snake for an easy meal. Select all of the Prey Only

• Fox

• Rabbit

• Insects

• Opossum