Ecological Interactions Part 1

_____ consist of all the biotic and abiotic things in an area

• Biosphere

• Ecosystem

• Community

• Population

Tags

NGSS.MS-LS2-3

_________ is a group of organism of the same species

• Ecosystem

• Community

• Population

• Predation

Tags

NGSS.MS-LS4-4

Consists of all the different biotic groups (populations) of interacting in the same area

• Biosphere

• Ecosystem

• Community

• Population

The place where an organism lives it called its

• Habitat

• Biosphere

• Relationship

• Niche

An organism's role in the community if known as its

• Habitat

• Environment

• Relationship

• Niche

Which of the following is a biotic factor? (check all that apply)

• Sunlight

• Mammals

• Water

• Bones

• Bacteria

Which of the following is an abiotic factor? (check all that apply)

• Grass

• Air

• Worms

• Rainfall

• Water

Tags

NGSS.MS-LS2-3

After many decades of being absent from Yellowstone National Park, gray wolves are being reintroduced. As the wolf populations have increased, elk and bison populations are beginning to decrease. Which is another consequence of the reintroduction of wolves that is likely to occur in Yellowstone Park?

• Both elk and bison will become extinct.

• Populations of scavengers will decrease.

• Bears and coyotes will become more numerous.

• Populations of plants consumed by elk and bison will increase.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Black bears and white-tailed deer are sometimes found in the same habitat, but they occupy different niches. Which best explains the difference between habitat and niche?

• Habitat is where the animal finds food, but niche describes its physical characteristics.

• Habitat is where the animal hibernates, but niche determines how well it competes.

• Habitat is where the animal lives, but niche defines its role in the ecosystem.

• Habitat is where the animal sleeps, but niche explains how it defends itself

Which scenario demonstrates the interaction of biotic and abiotic factors in this ecosystem?

• turtles eating crabs

• birds eating turtle eggs

• sun radiating to the ocean

• a turtle burying eggs in the sand

Tags

NGSS.MS-LS2-3