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Antarctic Biome
Ecology Exam 3
| Question | Answer |
|---|---|
| 2 important facts about Antarctic Biome? | 5th largest continent in the World, 98% of continent under ice- not good for plant growth |
| Bentley Trench | lowest point in the world that is terrestrial, goes down -2555 meters which is over 8000ft in depth under the ice, lowest elevation not under water |
| Katabatic Wind | (gravity driven)- comes from Mountain interior and flows out to the coastal areas in the West |
| Large hole in Ozone layer- problems? | since 1998, ozone layer has been depleating itself tremendously due to chemicals we've pumped into the atmosphere- not good b/c allows ultraviolet rays to come in and destroy plants and animals |
| How are icebergs formed? | formed by the breaking of the Ross Ice Shelf |
| Why whales abundant? | because a lot of nutrients in the the waters available |
| Main food for creatures big and small? | Krill- invertebrate that occurs in the icy water- very abundant |
| Emporer Penguin | largest penguin in the world, 40-50 inches tall, 66-83 lbs, 350,000 on continent, Ablic life |
| What is an ablic life that penguin's experience? | Breed during the dark winter |
| Roles of female and male penguins? | Female lays egg in May- male incubates the egg for 9 weeks while the female goes to sea (many miles) for food, Male does not eat- huddles with other males for warmth- loses 1/3 of bw, female returns before egg hatches |
| Wandering Albatross | sea bird, wingspan of 11ft, glide across sea and travel 550 miles a day, weight 15-25lbs. |
| David Attenborough | British historian that took a picture with a Wandering Albatross Chick |
Created by:
Jahazania
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