Populations

A community is a level in organization that is....

• made of populations of different species that live in the same place and interact.

• a single individual species of organisms that are similar.

• all the individual organisms of the same species in the same place.

In determining population of a species you would have to use this type of observation and count all of the species in the ecosystem.

• mark and recapture

• indirect observation

• direct observation

• sampling

In determining population this type of observation would have you counting nests or signs of an organism.

• indirect

• direct

• sampling

• mark and recapture

When organisms move into a certain population they are ____________________ .

• emigrating

• sampling

• habitating

• immigrating

When an organism leaves a population they are ____________________

• emigrating

• immigrating

• unpopulating

This is something in an environment like food, water or space that causes a population to decrease.

• predation

• birth rate

• limiting factor

• death rate

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

True or False: In Sampling a population, a Scientist only counts some of the organisms and makes an estimate of the amount of organisms.

• True

• False

In order to understand how many individuals live in a certain area you need to know this.

• population

• population density

• predatory organisms

• community

True or False: A community is made up of populations of different species that live in the same place and interact.

• True

• False

Tags

NGSS.MS-LS2-2

All of the organisms in a particular area

• migration

• demographics

• population

• census

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4