Lesson 4.2 Describing Populations Review

Front

What is the best strategy for estimating the number of individuals of different plant species in a large area?

Back

Sampling is the best strategy for estimating the number of individuals of different plant species in a large area.

Front

What does it mean when organisms are evenly spaced in an area?

Back

This is referred to as a uniform distribution.

Front

What type of distribution pattern is characterized by organisms being randomly spaced?

Back

Random distribution.

Front

What type of distribution pattern is characterized by organisms being grouped together?

Back

Clumped distribution.

Front

What diagram represents a population that has been recently reintroduced into an area?

Back

Diagram A represents a population that has been recently reintroduced.

Tags

NGSS.MS-LS2-4

Front

Which age structure diagram indicates a population likely to grow rapidly in the future?

Back

Diagram A indicates a population likely to grow rapidly in the future.

Front

Define 'population density'.

Back

Population density is the number of individuals of a species per unit area.

Front

What is a 'keystone species'?

Back

A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance.

Tags

NGSS.MS-LS2-5

Front

Explain the concept of 'carrying capacity'.

Back

Carrying capacity is the maximum number of individuals of a species that an environment can support sustainably.

Tags

NGSS.MS-LS2-4

Front

What is the difference between 'biotic' and 'abiotic' factors?

Back

Biotic factors are living components of an ecosystem, while abiotic factors are non-living components.