This site is 100% ad supported. Please add an exception to adblock for this site.

Science Lesson 8

Terms

undefined, object
copy deck
hunting and fishing
they can also be a problem
pollution
anything that makes the water, air, or land dirty
succession
gradual changes in the population of organisms in an ecosystem
season
the regular divisions of the year
cycle
a regular pattern of change
condensation
the cooling liquid causes it to change back to a liquid; the process of water vapor changing to a liquid
drought
when an ecosystem receives less rainfall than it needs
native species
plants and animal species that original live in a ecosystem
stress
any physical hazard to life caused by having too much or too little of things needed for life
precipitation
the droplets collect in the clouds and then fall to the earth
ground water
some precipitation soaks into the ground and is stored there
monsoons
winds that change direction with the season
nitrogen
it is an important cycle in life; it is essential to life
transpiration
tiny openings called stomata allows water to move out of the plant
threatened
if its population could become endangered in the near future
habitat destruction
probably the largest man-made stress
invasive species
species that are not native to the area and can cause harm
evaporation
the process of liquid water changing into a vapor or gas
extinct
when the last known member dies
endangered
when its population is so small that the species may become extinct
photosynthesis
plants take in carbon dioxide and release oxygen
respiration
the process in which organisms use sugar molecules and oxygen to produce energy
flood
when an ecosystem receives more water than it can use or store

Deck Info

23

permalink