IB ESS Topic 5.2

What is ecology?

• the study of the relationships and interactions of living things with one another and their environment

• a group of organisms of the same species living in the same area

• the place where organisms live and provides food, shelter, and other resources an organism needs to survive

• the position an organism occupies in a food web

Tags

NGSS.MS-LS2-2

What is the difference between abiotic and biotic factors?

• a biotic factor is something in the environment that is nonliving; an abiotic factor is or was alive

• an abiotic factor is dead; a biotic factor is alive

• an abiotic factor is something in the environment that is nonliving; a biotic factor is or was alive

• an abiotic factor is things like organisms and producers; a biotic factor is things like water and minerals

Tags

NGSS.MS-LS2-3

What is a community?

• the study of the relationships and interactions of living things with one another and their environment

• a group of organisms of the same species living in the same area

• all the different species that live together in an area

• the position an organism occupies in a food web

Tags

NGSS.MS-LS2-2

What is a population?

• a group of organisms of the same species living in the same area

• a group of similar organisms that can produce offspring

• the place where organisms live and provides food, shelter, and other resources an organism needs to survive

• the position an organism occupies in a food web

Tags

NGSS.MS-LS4-4

What is a species?

• a group of organisms of the same species living in the same area

• a group of similar organisms that can produce offspring

• the place where organisms live and provides food, shelter, and other resources an organism needs to survive

• all the different organisms living in an area

What is a habitat?

• the interactions an organism has with other organisms in its environment

• an organism's role in an ecosystem which includes everything the organism does and everything the organism needs in its environment

• the place where organisms live and provides food, shelter, and other resources an organism needs to survive

• all the different organisms living in an area

What is a trophic level?

• only 10% of the energy moves up through a food chain

• the position an organism occupies in a food web

• a food web

• all the different organisms living in an area

Tags

NGSS.MS-LS2-3

What is the difference between producers and consumers?

• producers make their own food using the sun; consumers need to eat another organism for food

• consumers make their own food using the sun; producers need to eat another organism for food

• producers are animals; consumers are plants

• consumers are autotrophs; producers are heterotrophs

Tags

NGSS.MS-LS2-2

What is an herbivore?

• an animal that eats meat and plants

• an animal that eats meat

• a producer that eats consumers

• a consumer that eats only producers

What is an omnivore?

• an animal that eats meat and plants

• an animal that eats meat only

• a producer that eats consumers

• a consumer that eats only producers