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Mira8642 Mira8642
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Posts: 78
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12 years ago
The population of Greece is 11 million people. The birth rate is 9 per thousand per year and the death rate is 9 per thousand per year. The fertility rate is 1.3 children per woman. Estimate the increase in annual food production required to feed the estimated population size one year from now, ignoring immigration and emigration.

 

   A. 1.3 percent.   
 

   B. 9 percent.   
 

   C. .09 percent.   
 

   D. Zero percent.   
 

   E. 9.0 percent.   

Nicole is studying a pond weed with a population growth rate of 100 percent per year. It has taken twenty years for the pond weed to cover one half of a lake. How many more years will it take before the pond is completely covered?

 

   A. 1 year.   
 

   B. 5 years.   
 

   C. 20 years.   
 

   D. 15 years.   
 

   E. 10 years.   

Which of the following is an example of exponential growth over a two-year period from a starting point of 100 animals?

 

   A. 100>110>115.   
 

   B. 100>110>121.   
 

   C. 100>105>106.   
 

   D. 100> 150>175.   
 

   E. 100>150>200.   
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wrote...
Staff Member
12 years ago
B. 100>110>121.

Would like to say this: E. 100>150>200., but that looks linear to me Confounded Face
- Master of Science in Biology
- Bachelor of Science
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