Show:
Unique Characteristics
Animal Life
Plant Life
How It All Works/ Climate
Environmental Threats
100
Permafrost is frozen for ___ days during the year.
365
100
Name one of the listed herbivores
Snow Shoe Rabbits Lemmings Caribou Various Insects Musk-Oxen
100
Plants in the arctic die after being frozen solid. True or False
False. Some plants can survive weeks while frozen solid.
100
How long is summer in the arctic?
50 to 60 days
100
What is the primary threat to the arctic tundra?
Global Warming
200
The arctic tundra is abundant with tree life. True or false?
False
200
Name two of the listed carnivores
Many Migrating Birds Snow Owl Jaegers Ermines Arctic Fox Occasional Brown or Polar Bears Mosquitoes
200
Name the two mosses mentioned in the presentation.
Arctic Moss and Caribou Moss
200
On average, how much precipitation occurs in the arctic in a year?
6 to 12 inches
200
What is the secondary threat to the arctic tundra?
Oil companies wanting to drill.
300
How long is the winter in the arctic circle?
295-305 days or around 10 months
300
What keeps the musk-oxen warm during the winter?
Thick hair, thick skin, and fat reserves.
300
What are the areas with no vegetation whatsoever called?
Cold Desert
300
How long does the sun stay up during the winter?
There is no sun in the winter
300
What percent of the world's carbon does permafrost contain?
14%
400
The layer above permafrost is called the ______ layer
Active
400
What is the one special adaptation to surviving the cold mentioned besides a thicker coat? (Insects only!)
"Antifreeze" in the blood
400
How tall do shrubs and other angiosperms get during the summer?
No taller than 3.5 feet.
400
After the sun and warm weather melt the snow and frost, what happens to the water? Where does it go?
It pools and makes ponds and other small bodies of water.
400
What animal is moving into the tundra, competing with the arctic fox for food?
Red Fox
500
This is made up of dead plants and frozen soil.
Permafrost
500
Out of the 30,000 species of insect in Northern Canada, how many species are in the Arctic Circle?
350
500
What 2 special adaptations have all plant life made in order to live in the arctic tundra?
They can photosynthesize for 24 hours in the summer and can survive in -30ºF.
500
What attracts the insects to the arctic in the summer? Be specific.
The bog like conditions created by the pooling of water and the mixture of warm and cold air.
500
What special precautions have the oil company taken to ensure the Alaska Pipeline does not melt the permafrost?
They have special stands that insulate the heat and keep it confined to the oil pipe.