Influences on Ecosystems

_______is a conservation practice in which a record of different plants and animals is kept over a period of time.

The protection of plant and animal species is called _____.

Something introduced into the environment that is dirty, unclean, or has a harmful effect is called ______.

_____ is the careful use and preservation of natural resources.

The process or result of making something less sever, dangerous or damaging is called ____________.

______ _______ is a conservation practice that involves the protection of plant and animal habitats.

The gradual removal and transportation of material from the Earth by wind, water, or other natural process is called ____.

The careful use and preservation of our natural resources is called ___.

• extinction

• conservation

• interdependency

• species monitoring

Which ones are ALL the ways in which animal habitats can be destroyed?

• volcanic eruptions

• dieseases

• habitat management

• floods

____ is a conservation practice in which a record of different plants and animals is kept over a period of time.

• species monitoring

• interdependency

• conservation

• erosion