Vocabulary
Vocabulary Two
The Natural World
Unit 5 Knowledge
Random Cont.
100

All the living and nonliving things that surround and affect the organism.

Environment

100

The nonliving things in an environment.

Abiotic Factors

100

What is a drought?

A period of time in which there is little to no water.

100

Which term described the variety of species that live in an ecosystem?

Diversity

200

 A population that grows quickly after it is introduced to a new environment.

Invasive Species

200
  • The place where an organism lives.

Habitat

200

What is an ice age?

When the earth's temperatures are colder than normal for a long period of time.

200

14.) What part of an environment are a swarm of bees?

  • ecosystem
  • community
  • niche
  • population

Population

300

All the organisms living in a place together with their environment.

Ecosystem 

300

An organism’s complete role, or function, in its ecosystem.

Niche

300

What makes up a population?

All organisms of the SAME species. 

300

What is a niche?

An organism's specific role or function in an ecosystem. 

400

A group of organisms of the same species in an ecosystem.

Population.

400

When all the members of a certain species die.

Extinction

400

 List 3 examples of Natural Disasters:


I.e. Tsunami, Hurricane, Tornado

400

A volcano erupts and covers the ground with lava that hardens into rock. As primary succession begins, which is organism is likely to be the first to populate the area?

          A. Birds

          B. Snakes

          C. Lichens

          D. Bears

Lichen (Pioneer species)

500
  • Consists of all the populations that live and interact in an area.

Community

500
  • The gradual change of organisms in an ecosystem

Succession

500

Which occurs faster, Secondary or Primary succession and why?

Secondary because soil is already present.

500

A species that is introduced to an area grows quickly and crowds out organisms that were already living there.

Invasive Species

500

After large numbers of people moved to an area, several species of animals and plants became extinct. Which event most likely led to the extinction of so many species in a short amount of time?

  • natural disasters
  • habitat destruction
  • variations in the species
  • the change in the climate

Habitat Destruction