Unit 2-Chapter 9-Habitats, Environment and Survival

STUDY
PLAY
Abiotic
Any nonliving component of an environment
Adaption
A trait that helps an organism survive and reproduce
Annuals
Flowering plants that complete a life cycle within one growing season
Biennals
anthophyte that lives for two years
Biotic
Describes living factors in the environment.
Community
(ecology) a group of interdependent organisms inhabiting the same region and interacting with each other
Desiccation
Drying of the soil because of such activities as deforestation and overgrazing by live stock
Diapause
delay in growth
Dormancy
A period when an organism's growth or activity stops.
El Nino
(oceanography) a warm ocean current that flows along the equator from the date line and south off the coast of Ecuador at Christmas time
Ephemeral
lasting a short time
Habitat
Place where an organism lives
La Nina
"Normal" year, easterly trade winds and ocean currents pool warm water in the western Pacific, allowing upwelling of nutrient rich water off the West coast of South America.
Leaching
removal of dissolved materials from soil by water moving downwards
Micro-enviroments
conditions in a small region of a habitat
Microhabitat
a small, particular part of a habitat in which particular organisms live; for example, beneath the bark of a tree within a forest habitat
Niches
A specific category that an organism fits into in an environment and their role in carrying out the processes in that ecosystem.
Niche Overlap
When species must compete with others for the same resources
Operculum
A protective flap that covers the gills of fishes
Perennials
Flowering plants that live for more than two years
Photic Zone
Portion of the marine biome that is shallow enough for sunlight to penetrate.
Telemetry
Sending instrument readings off site by wire, radio waves, etc.
Transpiration
Evaporation of water from plants
Water Tappers
Trees that posess a single main root extending to depths near the water table before forming lateral branches.
Chenopod Shrublands
major vegetation type dominated by saltbushes and bluebushes occuring in arid and semi-arid regions of Australia.

Flickr Creative Commons Images

Some images used in this set are licensed under the Creative Commons through Flickr.com.
Click to see the original works with their full license.