4.1 Living Things and Their Environment

Ecology is the study of?

• Interactions between organisms and their environment

• The structure of the human body

• Chemical reactions

• Historical events

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Identify the biotic factor not found in a prairie ecosystem.

• Sunlight

• Temperature

• Soil

• Fish

Name three populations found in a prairie ecosystem.

• Bison, prairie dogs, and grasshoppers

• Penguins, polar bears, and seals

• Tigers, elephants, and peacocks

• Dolphins, sharks, and whales

Which of the following lists the levels of an ecosystem in order from smallest to largest?

• Organism, Population, Community, Ecosystem, Biome, Biosphere

• Biosphere, Biome, Ecosystem, Community, Population, Organism

• Population, Organism, Community, Ecosystem, Biome, Biosphere

• Community, Population, Organism, Ecosystem, Biome, Biosphere

An environment that provides the things a specific organism needs to live, grow, and reproduce is its _______.

• habitat

• ecosystem

• niche

• biome

All the living and nonliving things that interact in a particular area make up a(n) _______.

• ecosystem

• community

• population

• habitat

The parts of an organism’s environment that are living or once living, and interact with the organism are _______.

• biotic factors

• abiotic factors

• chemical factors

• physical factors

Tags

NGSS.MS-LS2-2

All the different populations that live together in an area make up a(n) _______.

• community

• ecosystem

• habitat

• biome

Which of the following is NOT part of a prairie dog community?

• hawks

• snakes

• grasses

• tigers

Which of the following is a biotic factor?

• temperature

• sunlight

• bacteria

• water

Tags

NGSS.MS-LS2-4