Which of the following did not lead to the massive end-Cretaceous mass extinction?
A. Chicxulub Impact
B. massive mountain building events
C. long-lasting sea level fall
D. Deccan Traps flood basalts
Answer: B
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Which of the following is another name for high fog?
A. cumulus B. stratus C. cirrus D. frost
Instructions: Choose one answer from each pair of selections. An anvil cloud forms near the top of a thunderstorm where the thunderstorm cloud reaches a STABLE | UNSTABLE region of the atmosphere
Just after the body dies, it immediately stops taking in needed oxygen. Does it at the same time immediately stop producing carbon dioxide?
A) Yes, because without the oxygen, carbon dioxide can no longer be produced. B) Yes, because death means an immediate cessation of all body metabolism. C) No, and without CO2 exhalation the pH of the blood decreases to very damaging levels. D) No, and without CO2 exhalation the pH of the blood increases to very damaging levels.
The cost of natural disasters is ____.?
a. ?increasing steadily each year due to population growth b. ?increasing steadily each year due to economic growth c. ?variable from year to year due to the unpredictability of natural disasters and their effects d. ?increasing steadily each year due to population and economic growth e. ?decreasing steadily each year due to improved forecasting and public awareness