Ecosystem Population

What are abiotic factors in and ecosystem?

• All living things

• All non-living things

• Animals

• Populations

Tags

NGSS.MS-LS2-3

What does immigrate mean?

• When an animal enters a new ecosystem

• When an animal leaves an ecosystem

• When someone changes country

• When an animal behaves like a child

What is a biotic factor in an ecosystem?

• Water

• Sunlight

• Plants

• Rocks

What does emigrate mean?

• When an animal enters a new ecosystem

• When an animal leaves an ecosystem

• When someone changes country

• When an animal behaves like a child

Which of the following is an example of a producer in an ecosystem?

• Deer

• Grass

• Wolf

• Fungi

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What factors increase a population?

• Things getting older

• Deaths and emigration

• Births and immigration

• How popular an ecosystem is

What factors can decrease a population?

• Being unpopular

• Lack of food

• Immigration and births

• Emigration and deaths

Tags

NGSS.MS-LS2-4

What is at the first step of every food chain?

• A consumer

• A producer

• Prey

• Predators

What is population dynamics?

• Taking a census

• The study of endangered species

• The study of a food web

• The study of changes in a species population

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

What is a good way to estimate population size?

• Capture-recapture

• Counting everything

• Tagging animals

• Drone video footage