Ice cores provide a record of which of the following?
A. past temperatures
B. past wind patterns
C. past biodiversity
D. past precipitation
Answer: A
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Which of the following is the energy production or consumption associated with the formation of one molecule of carbamoyl phosphate?
A) 2 molecules of ATP are produced B) 1 molecule of ATP is produced C) 1 molecule of ATP is consumed D) 2 molecules of ATP are consumed
In food chains, energy moves from one source to the next, resulting in a loss of usable chemical energy to the environment. What is typically the amount of chemical energy transferred between trophic levels?
A. 5% B. 10% C. 15% D. 90% E. 100%
Rip currents commonly develop in regions where wave heights are highest. Indicate whether the statement is true or false
A solar maximum is a period during which sunspots are numerous
Indicate whether the statement is true or false