Transcript Slide 1

“Matter can neither be created nor
destroyed…it only changes forms.”

Food Chains!

Review

The Water Cycle!
D
.
B.
A.
C.
A. EVAPORATION- The process of water becoming a
vapor.
B. CONDENSATION- Gas turns into a liquid phase.
C. PRECIPITATION- Water falling to the earth.
D. TRANSPIRATION-Loss of water from a plant
through its leaves.
The circulation of carbon
from the atmosphere into
organisms and back again

The Carbon Cycle!
A. PLANTS TAKE IN CO2 “PHOTOSYNTHESIS”
B. WE BREATHE IN O2 FROM PLANTS
C. WE EAT FOOD (CARBON) FROM PLANTS
D. WE BREATHE OUT CO2 “CELLULAR RESPIRATION”

BAD CO2 INTO THE AIR

Air Pollution

Summarize the nitrogen cycle in 5 sentences.

Get Out your “Matter is Recycled” GO Notes,
BrainPOP GO Notes and Animal behavior GO
Notes

ANYTHING THAT PREVENTS SOME THINGS
FROM LIVING IN AN AREA.
BIOTIC
(NONLIVING)



TEMPERATURE
RAIN
SOIL
(LIVING)
 FOOD
 PREDATORS


SOMETHING AN ORGANISM HAS TO SURVIVE
IN THE ENVIRONMENT.
EXAMPLE?
◦ Thick fur coat of an arctic fox
◦ Chameleon changes colors

ABILITY TO WITH STAND CHANGE.
Levels off
MAXIMUM AMOUNT OF
INDIVIDUALS THE
ENVIRONMENT CAN
SUPPORT!

ABOVE CARRYING CAPACTIY (CC)
◦ TOO MANY, SOME MUST DIE.

BELOW CARRYING CAPACITY (CC)
◦ ROOM FOR MORE

A series of predictable changes that occur in
a community over time.



NEW PLACE,
OCCURS WHERE
NO SOIL EXISTS.
EX. AFTER A
VOLCANO
SLOW, PIONEER
SPECIES.
SECONDARY
 FOLLOWING A
DISTRUBANCE THAT
DESTROYS A
COMMUNITY
WITHOUT
DESTROYING THE
SOIL.
 FOREST FIRE
 FASTER BECAUSE
ALREADY HAS LIFE
AND SOIL.
1.
2.
3.
4.
5.
PIONEEER SPECIES- LICHEN AND MOSS
GRASSES
BUSHES
PINE TREES
HARDWOOD TREES

STABLE, A COMMUNITY THAT DOESN’T
UNDERGO FURTHER SUCCESSION.

Wkbk 32-33