| 6. |
The hazards of radiation belts include |
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| 7. |
The landmass of which of the following continents is the least? |
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| 8. |
Without ____ the equator would be much hotter than it is while the poles would be much cooler. |
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| 9. |
The habitats valuable for commercially harvested species are called |
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| 10. |
With the disintegration of USSR in end 1991, comprised of ____ Union Republics. |
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