iGeo 2008, Писмен тест — Задача 2. Climate & climate change (global warming)
Questions — 7th International Geography Olympiad, Carthage, Tunisia, August 2008 · 12 т.
Внимание: Бележка към темата
The questions refer to a separate sources booklet (maps, figures, photographs, tables) and to worksheets 1 and 2; these are not in the archive, so the source material is not reproduced here.
Instructions for the students
This test consists of seven assignments.
The maximum total mark is 80:
| 1 | International tourism | 14 marks |
| 2 | Climate & climate change (global warming) | 12 marks |
| 3 | Bogotá (Colombia) | 11 marks |
| 4 | Energy and sustainability | 13 marks |
| 5 | Pot-in-pot system | 10 marks |
| 6 | Climates of China | 10 marks |
| 7 | Food problems | 10 marks |
Give only the required number of answers (reasons, examples, et cetera). For instance, if the question asks for two reasons and you give more than two, only the first two reasons will be marked.
Answer all questions on your answer sheets or worksheets.
Use for each assignment (1 - 7) a new answer sheet.
Write your name and country on each of the seven answer sheets and the two worksheets.
The sources booklet contains the maps and figures referred to in the questions. Please be aware that different countries use different number conventions. In the sources, Parts 1, 4 and 6 show a decimal point as a [.], e.g. 24.6, and divide numbers into 3s with a [,], e.g. 1,500. Whereas the sources for Part 3 show the decimal point as a [,], e.g. 24,6, and divide numbers into 3s with a [.], e.g. 1.500.
Time: 180 minutes for native English speakers
Attention: non-native English speakers are allowed an additional 30 minutes for the test.
Non-native English speakers are allowed to use bilingual dictionaries during the test.
You may use a calculator during the test.
Good luck!
Условие
Write your name and country on your answer sheet and on worksheet 2.
Study the source material in the sources booklet: 1- map of Arctic
1 Lines 1 and 2 in source 1 demarcate ecosystems.
What is the name of the ecosystem between the two lines? [1 т.]
2a The so-called Cold Pole is the place where the lowest winter temperatures in the Northern Hemisphere are measured. Mark on the map on worksheet 2 where the Cold Pole is located. [1 т.]
2b What is the lowest temperature ever recorded there in degrees Fahrenheit or Celsius? [1 т.]
2c Give (besides the northerly location) two causes for these very harsh climatic conditions. [2 т.]
3 How are the decrease in Arctic ice cover and the Gulf Stream (North Atlantic Drift) interlinked? [1 т.]
4 Name two mammal species in the Arctic region which are threatened by global warming. Explain how they are threatened. [3 т.]
5 Name two positive side effects of the decrease in Arctic ice. [2 т.]
6 Name one political consequence for the Arctic region of the decrease in Arctic ice. [1 т.]
Отговори
- 1 Arctic tundra
- 2b from minus 90ºF to minus 96ºF or from minus 66ºC to minus 72ºC
Решение
1 (1m)
Arctic tundra
2a (1m)
close to Verkhoyansk or Oymyakon in North East Siberia, East of the river Lena
Markers still have to decide about the margins of the correct area!
2b (1m)
from minus 90ºF to minus 96ºF or from minus 66ºC to minus 72ºC
2c (2m)
- continental environment (big land mass) with little influence from the sea [1]
- isolated from the South by mountains [1]
3 (1m)
When the Arctic ice cover decreases, the Gulf Stream heads further North.
4 (3m)
Two of the following mammals (each good answer 1 mark):
- polar bear
- seal
- walrus
- arctic fox???
They use sea ice as a resting place while hunting for food and they give birth to their babies on ice. [1]
5 (2m)
Two of the following (each good answer 1 mark):
- Shipping is easier.
- Shipping is safer.
- Resources of fossil energy might become available.
6 (1m)
Countries surrounding the Arctic claim parts of the Polar area.
Total = 12 marks
Оригинал в Архива: 2008Assignments.pdf · официални решения: 2008MarkingScheme.pdf