Which of the following statements regarding seals is correct?
A) Their tusks are used for hauling themselves onto icebergs.
B) They can move around on land very well resembling speedy caterpillars.
C) They have large prominent front flippers.
D) They have prominent claws that extend from their fore flippers.
E) They have prominent ear flaps.
D
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Which of the following ecosystems is considered a center of biodiversity?
A. coral reefs in the Bahamas B. deciduous forests in Vermont C. high desert in Utah D. grasslands in Kansas
If you could travel back in time to when the Earth first formed as a planet: What kind of life would you encounter?
- All types of life in water and land, except people.
- All types of life in water and land, including people.
- Animal and plant life in water, but none on land.
- Simple, one celled organisms.
- There would be no life on Earth.
During the Pleistocene glaciation, temperatures fluctuated as much as 10o C cooler than today. Indicate whether the statement is true or false
Instructions: Choose one answer from each pair of selections. At polar latitudes, high and middle altitude clouds are generally CLOSER TO | FURTHER FROM the ground than at tropical latitudes