During the winter in the Northern Hemisphere, the “land of the midnight sun” would be found ____________.
A. At high latitudes
B. At middle latitudes
C. Near the equator
D. In the desert southwest
E. On the West Coast
Author: Aroma Ann
Which of the following is least likely to contain an oil trap?
A. an anticline
B. fault
C. natural stratigraphy
D. syncline
A human population is small, there is a greater chance of ____________.
A. gene flow
B. genetic drift
C. natural selection
D. mutation
Abbreviation for NGO is ____________.
A. non-governmental office
B. national-geographical organization
C. national-governmental organization
D. non-governmental organization
Death rate of the population is called ____________.
A. Mortality
B. Viability
C. Natality
D. Vitality
What is the leading source of energy used in the United States today?
A. coal
B. oil resources
C. natural gas
D. nuclear power
CFC releases a chemical which is harmful to ozone is ____________.
A. chlorine
B. fluorine
C. N2O
D. SO2
The relationship between nitrogen fixing bacteria and leguminous plants is an example for ____________.
A. Parasitism
B. Predation
C. Mutualism
D. Commensalism
The green house gases, otherwise called radioactively active gases includes ____________.
A. Carbon dioxide
B. CH4
C. N2O
D. All of these
Birth rate is called ____________.
A. mortality
B. vital index
C. natality
D. viability
