What is the most unweathered portion of the soil horizons?
A. C
B. O
C. R
D. B
E. E
C
You might also like to view...
The two most important languages in South America are
A) Dutch and English. B) English and Spanish. C) French and Spanish. D) Portuguese and Spanish. E) Creole and Portuguese.
The rate of natural increase (RNI) depicts the annual population growth rate for a country as a percentage increase
Indicate whether the statement is true or false
Where is earthquake damage generally the greatest?
A. California B. Alaska C. in the Rockies
Researchers were studying a population of birds on Daphne Major, one of the Galápagos Islands. A drought caused many plants on the island to die. There were few seeds left for the birds to eat. Small seeds, which were easy to eat, disappeared quickly. Larger seeds remained available. Birds with thicker beaks were better able to crack and eat these larger seeds. Which of the following statements about the population on Daphne Major is TRUE?
A. Birds with thick beaks are more likely to survive during the drought. B. Birds with thin beaks are more likely to survive during the drought. C. Birds with thin beaks and birds with thick beaks are equally likely to survive during the drought. D. It is impossible to tell from the information provided.