Question 1

Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called

Accepted Answer

A) fecundity 
B) mortality 
C) environmental resistances 
D) biotic control

Question 2

Mobile combustion accounts

Accepted Answer

A) 10-20% of air pollution 
B) 40-50% of air pollution 
C) 50-60 % of air pollution 
D) 5-10 % of air pollution

Question 3

The effects of radioactive pollutants depends upon

Accepted Answer

A) Rate of diffusion 
B) energy releasing capacity 
C) rate of deposition of the contaminant 
D) all of these

Question 4

Exponential growth occurs when there is

Accepted Answer

A) a great environmental resistance 
B) no environmental resistance 
C) no biotic potential 
D) a fixed carrying capacity

Question 5

Air pollution can be of

Accepted Answer

A) natural origin 
B) artificial or man made origin 
C) both a and b 
D) b only

Exam 5: Environmental Science: Air Pollution, Population Growth, and Water Quality

Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called

Mobile combustion accounts

The effects of radioactive pollutants depends upon

Exponential growth occurs when there is

Air pollution can be of