Earth`s Biomes - Cobb Learning

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Mind Stretcher 10/3/16
1. ELK must fight over grass. This is an example
of:
A.
B.
Competition between species
Competition within a population
2. Why is nitrogen important to organisms?
A. It transports food
B. It cools the body
C. It changes substances to simpler molecules
D. It builds new cells
Earth’s Biomes
Chapter 20
Introduction to Biomes
https://youtu.be/hIy0ZlyPPDg
THE BOTTOM LINE:
 Biomes
are dependent on two very
important environmental factors:
 Average
Temperature
 Average Rainfall
 Biomes
are named after the dominant
type of vegetation (plants) associated with
large land areas.
 The three major land biomes are:
(1) Deserts, (2) Grasslands, (3) Forests
Celsius Scale
30’s Warm
20’s Nice
10’s Cold
0’s Ice
BIOME
Organizer
Heavy
Rainfall
Average
Rainfall
Light
Rainfall
Cold/Polar
Temperatures
Average/
“Temperate”
Temperatures
Hot/Tropical
Temperatures
BIOME
Organizer
Heavy
Rainfall
Cold/Polar
Temperatures
Average/
Temperate
Temperatures
Hot/Tropical
Temperatures
Taiga
Deciduous
Coniferous or
Boreal
Forests
Temperate
Forests
Tropical
Rain
Forests
Prairie
Savanna
Average
Rainfall
Polar Grasslands
Temperate
Grasslands
Tropical
Grasslands
Light
Rainfall
Cool
Deserts
Temperate
Deserts
Tropical
Deserts
Tundra
Biome Map
Using
the World Map in the back
of your agenda, label the
following latitudes:
0
(equator)
Tropic of Cancer (23.5 degrees N)
Tropic of Capricorn (23.5 degrees S)
Biome Map
Color each biome according to the
number/color listed below:
1- Tundra (BLUE)
2- Taiga (Dark GREEN)
3- Grassland (ORANGE)
4- Desert (YELLOW)
5- Tropical Rain Forest (RED)
6- Deciduous Forest (Light GREEN)
Brain Pop- Land Biomes
 https://www.brainpop.com/science/ecologya
ndbehavior/landbiomes/
Answer only
Mind Stretcher 10/4/16
1. Which of the following is NOT a way that nitrogen cycles
through the environment?
 Decomposition releases nitrogen into the soil.
 Plant roots take up nitrogen from the soil.
 Bacteria in the soil convert nitrogen back to a gas.
 Nitrogen is stored in fossil fuels.
2. Why is the carbon cycle important to living things?

It transports a material needed by all living things.
It converts nitrogen to a usable form.
It converts carbon from a liquid to a gas.

It transports wastes in organisms.


Directions Today
 Read
Ch. 20-1 silently
 Complete directed reading/section
review sheet (Quiz on it Thursday!)
 Make flashcards for VOCAB words using
virtual ones on my blog!
 Front
side- key term and drawing/picture
 Back side- definition (using ones on my blog)
Forests have these qualities:
1.
2.
A wide variety of plants, dominated by
trees.
Provides a variety of habitats for a
variety animals. (birds, deer, bears,
mice, opossum, insects, etc.)
Types of forests:
EMERGENT
CANOPY
UNDERSTORY
FOREST FLOOR
https://www.youtube.com/
watch?v=-lc3vLCKdmg
Types of forests:
Tropical Rain Forest: constant hot temp., high
humidity, daily afternoon rains, poor soil,
hardwood trees, most animals live in the
canopy, most biologically diverse
Animals- monkeys, birds of paradise, sloth,
tons of insects, snakes, gorillas
CLIMATE:
Precipitation• up to 400 cm yearly (157.5 inches)
Average Temperature• 20-34 degrees C (temperature is from night to day)
• (68-93 degrees F)
https://www.brainpop.com/science/earthsystem/tropi
calrainforests/
Brain Pop: Tropical Rain Forest
Types of forests:
Temperate Deciduous: moderate/average
temperatures which change a lot during
4 seasons, abundant precipitation, deciduous
trees lose their leaves each fall, soils are rich in
nutrients
Animals- deer, porcupine, hawks, raccoons, frogs,
turtles, owls, red foxes
**WE LIVE HERE!!!**
CLIMATE:
Precipitation• 75cm-125 cm yearly (29-49 inches)
Average Temperature• Summer: 28ºC (82ºF)
• Winter: 6ºC (43ºF)
Atlanta, Georgia
CLIMATE
 Precipitation-
119 cm yearly
(47 inches)
 Average
Temperature• Summer: 30ºC(86ºF)
• Winter: 11ºC (51ºF)
•
Source: http://www.usclimatedata.com/climate.php?location=USGA0028
Types of forests:
Taiga/Coniferous: winters are long & dry, lots
of snowfall & short days, temps. range from
cool to extremely cold, dominated by
conifers (“cone-bearing”)
Animals- moose, caribou, grey wolves,
lynx, grizzly bear, reindeer
https://www.brainpop.com/science/earthsystem/taiga/
Brain Pop: Taiga
CLIMATE:
Precipitation• 35cm-75 cm yearly (14-29 inches)
Average Temperature• Summer: 14ºC (57ºF)
• Winter: -10ºC (14ºF)
Create a food chain :
Tropical Rain Forest
(Example: Fruit  Monkey  Jaguar)
Coniferous Forest
Deciduous Forest
Compare and contrast
Draw the following venn diagram on your
paper and fill it in.
Temperate
Taiga
Forest
Rainforest
Ideas to add to your VENN…
Location
& examples
Temperature in Celsius
Annual Rainfall
Types of trees & other plants
Types of animals & other
organisms
Adaptations of organisms that
help them live in these forests
Quick Write
(Use complete sentences on an index card)
Like the biomes of all of the southeastern
United States, Georgia’s biome is temperate
deciduous forest. Describe three characteristics
of a temperate deciduous forest.
“A temperate deciduous forest….”
Mind Stretcher –
1. Which of the following best
describes the graph?
Tropical, Temperate or
Polar?
Forest, Grassland, or Desert?
2. What biome do you think
this data is from?
Tropical Rain Forest
Grasslands have these qualities:
1.
2.
3.
Precipitation is high enough to allow grass to
grow.
Droughts and fires prevent permanent forests.
Home to large herbivores and many burrowing
animals
Types of Grasslands
Savanna (Tropical Grassland): high avg. temps. with
a prolonged dry season of 4-6 months. Rest of the
year is a wet season. Scattered clumps of trees.
Animals- zebra, lion, leopard, giraffe, elephant, rhino,
warthogs, etc. (Think LION KING)
CLIMATE:
Precipitation• 150 cm yearly (59 inches)
Average Temperature• Dry Season: 34ºC (93ºF)
• Wet Season: 16ºC (61ºF)
Types of Grasslands
Prairie (Temperate Grasslands): Strong,
continuous winds & rapid evaporation; Has
grass but few trees due to
fires/grazing/drought
Animals- bison, coyote, prairie dogs,
pocket gophers
CLIMATE:
Precipitation• 25cm-75 cm yearly (10-29 inches)
Average Temperature• Summer: 30ºC (86ºF)
• Winter: 0ºC (32ºF)
Types of Grasslands
Tundra (Polar Grasslands): Most of the year the
climate is extremely cold with high winds & snow
cover. Winters are long and low precipitation
(mostly snow); Alpine tundra= top of mountains
 Permafrost = (frozen soil)
 Animals- mosquitoes, birds, musk oxen, arctic
wolves, caribou
 Plants- shallow rooted plants, grasses, shrubs,
mosses, lichens
CLIMATE:
Precipitation• 30cm-50 cm yearly (10-20 inches)
Average Temperature• Summer: 12ºC (54ºF)
• Winter: -26ºC (-15ºF)
Animal Adaptations…BRRR!
 DEMONSTRATION
with ICE WATER
Animal Adaptations…BRRR!
 How
this lab shows how animals stay warm even
in cold climates:
The shortening (vegetable fat) acts just like the
layer of fat that is hidden under the skin of
animals such as walruses, whales, and penguins
who live in cold climates. The fat is an insulator
meaning it does not allow heat or cold to move
in or out of an object quickly. The fat holds the
body heat in so the animal is able to stay warm.
Based on the activity Penguin Undercoat from VanCleave (2000).
Mind Stretcher –
What do you think of when you look at a
Toucan? If you were to paint a picture around
this Toucan, what would you paint?
 Toucans do not live in the Arctic. Why not?
Design An Advertisement:
 The
purpose: You just opened a new resort in the
Tundra! You need visitors!
 Front: Draw a picture of the Tundra and your resort.
Add a catchy title and a stamp.
 Back: Include 3 important facts about the Tundra.
Tell visitors what types of plants and animals they
might come in contact with. Describe the activities
available at your resort. Finally, tell visitors what
they should pack in order to survive the Tundra.
Don’t forget your name, date & period!
 Special Offer: Include a special offer your
customers can’t refuse.
Grading Rubric
50 points
45 points
40 points
Points
Possible
- 5020 points
points0 points
WOW!!
Postcard
includes all
parts
described in
the rubric. It is
an excellent
advertisement
and looks like
something you
would receive
in the mail.
Includes 3
facts
GOOD!!
Postcard
includes all
parts
described
in the
rubric. It is
complete.
OK!!
Postcard is
missing 1 or 2
minor items.
The rest is
complete.
Needs Help. Missing.
Postcard is
Nothing
missing major turned in.
items. It is
poorly done
or does not
follow the
directions.
“Did You Know…”
 For
your ticket out the door, write two
facts that describe either the Alpine
Tundra OR the Polar Tundra.
 Put
your name and class period on it and
give it to me on your way out the door!!
Ticket out the Door:
 Close
your eyes and imagine a simple savanna
food web.
 What would happen in your food web, if the
top level consumers were removed?
HANDS FREE!
EYES ON ME!
EARS PLEASE!
Mind Stretcher –
1.
(copy bold)
Which land biome is characterized by dense
vegetation, seasonally warm temperatures, and
abundant rainfall? This biome is home to the
majority of plant and animal species in the world.
Tropical Rain Forest
2. If a person traveled south from the Arctic Circle to
the equator, what would be the most probable
sequence of land biomes he would pass through?
a. taiga, tundra, temperate forest, tropical forest
b. temperate forest, taiga, tundra, tropical forest
c. Tundra, taiga, temperate forest, tropical forest
d. Tundra, tropical forest, taiga, temperate forest
Deserts have these qualities:
1.
2.
3.
4.
5.
Precipitation is low and limited
Evaporation exceeds precipitation
(Rain dries out very fast)
Light vegetation
& clear skies
CLIMATE:
PrecipitationMost
animals
small
and
• Less than
25 cmare
yearly
(10 inches)
nocturnal
(come out at night)
Average Temperature• Summer: 38ºC (100ºF)
Hot
days – Cool nights!!
• Winter: 7ºC (45ºF)
How do animals see
in the dark? (TedEd)
https://youtu.be/t3CjTU7TaNA
Types of Deserts
Tropical Desert - hot all year, few plants,
wind-blown surfaces
EX: Sahara
Animals- scorpion, thorny devil, camels, etc.
Types of Deserts
Temperate Deserts - Daytime temp. hot in
summer & cool in winter
EX: The Mojave Desert
Types of Deserts
Cool Desert – Warm summers & cold, cold
winters
EX: The Gobi Desert
Animals- wolves, snow leopard, gazelles,
golden eagles, camels, jerboa
Brrr…It’s
cold here
Desert Food Web
Let’s see who knows their stuff…
What do all of these deserts have in
common? Think of three observations and
raise your hand to share a few.
NO, you don’t
have to write
this question
down!
Desert Activity Choices:
 Create
a story about “a day in the life” of
a desert organism

Make sure to be descriptive and include
what you observe around you about the
type of desert you live in
OR
 Compose a rhythm or put new words to a
known melody

Include the three types of deserts and
characteristics of each (you may use your
notes)
Password: Biomes
Coniferous
Deciduous
Forest
Mountain
Grassland
Rainforest
Freshwater
Tundra
Taiga
Marine
Desert
Password Round 2
Ocean
Permafrost
Salt Marsh
Biome
Mangrove
Marsh
Swamp
Dry Season
Algae
Brackish
Swamp
Mind Stretcher –
1.
2.
10 inches of rain
Deserts get less than _____
a year.
What do we call the area where
freshwater meets the ocean?
Estuary
3.
This biome is characterized by areas of
open grassland with very few trees.
Several large land animals inhabit this
biome including elephants, giraffes,
zebras, and rhinoceros.
Savanna