Name: 
 

Balance in the Ecosystem - Practice Exercise 6-3 - Fluctuation in Population Size



Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

mc001-1.jpg   
a.
The equation as such can be used to calculate population size at any time 
b.
The equation is differential form of exponential growth  
c.
The equation describes continuous population growth 
 

 2. 

 ______________ is the study of the interactions between organisms and their environment. 
a.
Biology
b.
Environmental Science 
c.
Ecology 
d.
Ethology
 

 3. 

 mc003-1.jpg
a.
Population size at carrying capacity is 40 
b.
The curve was computed with  mc003-2.jpg
c.
The curve describes discrete population growth 
d.
The curve describes continuous population growth
 

 4. 

mc004-1.jpg
The two competitors have same K (population size at carrying capacity). Which species has higher lambda (discrete rate of increase) (answer A or B)?
a.
A
b.
B
 



 
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