Intro to Ecology (levels, symbiosis, chains, webs)

Which is the simplest level of organization in ecology?

• cell

• organism

• population

• community

Which of the following is the highest level of organization in ecology?

• population

• organism

• ecosystem

• biosphere

Which term refers to the study of organisms and their interactions within the environment?

• biosphere

• niche

• ecology

• habitat

Tags

NGSS.MS-LS2-2

The levels organism, population and community have only which type of factors?

• biotic

• abiotic

• biotic and abiotic

• None

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

All the alligators in a swamp are an example of a(n) _______________.

• organism

• community

• population

• group

Which of the following is an example of a community?

• All the tiger sharks in the ocean.

• All the oak trees in a forest.

• All the cows on a farm. 

• The plants and animals in a rainforest.

The correct order of ecological organization from the smallest to the largest is _______________.

• organism, community, population, ecosystem

• ecosystem, community, population, organism

• organism, population, community, ecosystem

• population, organism, community, ecosystem

A tick and a dog have this type of relationship.

• mutualism

• commensalism

• neutralism

• parasitism

Cattle egrets are birds that forage in fields among cattle. The egrets get easy access to food and the cattle don't care if they are there or not.

• mutualism

• commensalism

• competition

• parasitism

Tags

NGSS.MS-LS2-2

Red-billed oxpeckers are birds that feed on parasites found on an impala. The impala gets rid of parasites and the red-billed oxpeckers get a yummy dinner. This is an example of _______.

• commensalism

• mutualism

• neutralism

• competition

Tags

NGSS.MS-LS2-2