Polar Ecosystems
What kind of food web do polar ecosystems have?
a. land-based
b. autotrophs
c. ocean-based
d. none of the above
c. ocean-based
Alpines have low altitudes.
True or False
False
They are high up in mountains
True or False Climate change is causing the thawing of permafrost.
True
True or False Antarctic tundra can support vegetation.
False
Why can't the roots of any plants (think trees) grow deep into the soil?
Permafrost covers a majority of the soil beneath the ground
What kind of winters are experienced?
cold and dark
What is the growing season like?
Long and warm
What occurs after the thawing of permafrost? (Select all that apply)
A. Unstable Grounds
B. Eutrophication
C. Disease Spread
D. Lack of Crops
E. Wild Fires
A and C
What is the limiting factor of the Arctic and Antarctic tundra?
Temperature
What is the scientific name of the 4th trophic level?
tertiary consumer
Where are the two types of polar ecosystems ______ and ______?
Arctic and Antarctic
List three types of Alpine plants.
Lichen
Moss
grasses
small leaf shrubs
dwarf/stunted trees
Which animal is seen more in Alaskan and Siberian villages due to melting Sea Ice?
A. Seals
B. Krills
C. Polar bears
D. Arctic Owls
C. Polar bears
What are precipitation levels like?
A. Fairly High
B. Moderate
C. Fairly low
C. Fairly low
Name two adaptations of animals.
(do NOT use camouflage too easy)
- Breed and raise young quickly in short summers
- Fat for insulation
- Hibernation due to lack of food
Does the snow/ice have high or low albedo?
High
Define tree-line.
The edge of the habitat where trees can't grow.
List four negative effects of climate change.
Ocean acidification
More Intense Hurricanes
Melting land and Sea Ice
Increased Sea Levels
Changes in temp. and precip.
Insects living longer
Fewer resources
Human Health Impacts
Which areas are considered Arctic Tundra? (Select All that Apply)
A. Northern Maines
B. Northern Canada
C. Northern Alaska
D. Northern Russia
E. Iceland
B, C, & D
What are oxygen levels like in Alpine Tundras?
Low
What is the positive effect of sea ice? (for animals)
connects populations making more of a genetic variety.
Where are Alpine tundras found? (Select all that apply)
a. Alpes, Europe
b. California
c. Rockies, North America
d. The Mediterranian
e. Andes, South America
A. Alpes, Europe
C.Rockies, North America
E. Andes, South America
Find the Term. (Think back to your Gizmos Activity)
____________ is the action of separating a conductor from conducting bodies using nonconductors to prevent the transfer of electricity, heat, or sound
Insulation
Plants can photosynthesize in 1._____ temperatures and 2._____ sunlight.
1. Low
2. Low
When the topsoil gets soaked from rain and snow due to permafrost, what type of wetlands are temporarily caused?
Bogs or Marshes