Human activities are among the greatest threats to the world's coral reefs.
Answer the following statement true (T) or false (F)
True
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Changes in habitat have tremendous effects on the organisms that depend on them. These effects are ________
A) generally positive; the changes increase the habitat that is available for species to colonize B) generally negative; organisms are already adapted to the habitats in which they occur and any change is likely to render the habitat less suitable C) generally positive; organisms are already adapted to the habitats in which they occur and any change is likely to render the habitat more suitable D) generally neutral; the variations within each species allow them to adapt very quickly E) generally negative; the changes usually cause rapid extinction of most species
Occasionally, a layer of cool air forms under a layer of warmer air in the troposphere, which is different from the normal conditions. This change from the normal temperature profile in the troposphere is called a ________
A) thunderstorm B) temperature or thermal subversion C) temperature or thermal inversion D) tornado E) cold front
All of the following reduce the danger posed by lightning EXCEPT ____
a. do not use running water if inside a home b. avoid touching metal surfaces if inside a car c. stay away from open water if outside d. go to the center of an open field if outside e. do not touch appliances that are plugged in if inside a home
________ resists upward movement.
a. Condensation b. Sublimination c. Deposition d. Rising air e. Stable air