The rich diversity of plants and animals on Earth is known as
A) biosdiversity
B) bionicle.
C) biogeography.
D) bioregion.
E) biore.
A) biosdiversity
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"Renewable energy" means that this energy resource can be replaced by nature in only a few hundreds of years.
a. true b. false
Hundreds of residents near a dormant volcano at Lake Nyos died when
A) a sudden volcanic eruption deposited thick ash over the town B) an unexpected lahar destroyed the village C) a dense cloud of volcanic gas was released D) acid rain from sulfur dioxide emissions caused widespread damage to vegetation
Carbonate rocks contain the ________ ion as part of their chemical composition.
A. CO32- B. CaCO32- C. CaO32- D. limestone E. Carbonate rocks do not contain ions.
Factors that do NOT affect the appearance of a shoreline from the water side include
A. orientation of the coastline B. slope of the seafloor C. strength of waves and tides. D. size and intensity of storms. E. All of these affect the appearance.