Which of the following is a common use of a mineral?

A) hematite and magnetite are used for iron and steel
B) halite is used as salt
C) phosphorous is used in fertilizer
D) feldspar is used in ceramics
E) all of these

Geologists look at rocks that were once at great depth, create high temperature and pressure conditions for rocks in the laboratory, and develop computer models in order to:

A) investigate deep conditions and processes within the Earth
B) determine how sedimentary processes work at the surface
C) predict patterns for stream channels cutting through loose sediment
D) show how volcanic ash will behave in the atmosphere

In which category do vultures,hyenas,and flies all fit? 

A)  autotroph 
B)  detritivore 
C)  scavenger 
D)  herbivore

What are lichens particularly useful for? 

A)  for indicating toxic waste sites 
B)  for indicating water pollution 
C)  for indicating pesticides 
D)  for indicating air pollution

Island chains and seamounts cross parts of the ocean floor. These oceanic islands and associated seamounts are:

A) different in character and origin from curved island arcs
B) the same in character but different in origin from curved island arcs
C) different in character but the same in origin from curved island arcs

The per capita ecological footprint is the availability of productive land and usable water to support the population with no consideration for environmental impact.

Spiders are used to help control the spruce budworm.

Which of the following are unusual about Uranus?

A) ice on its surface has an unusual bluish-green color
B) its axis of rotation, orientation of rings, and orbits of its moons are perpendicular to those of every other planet in the Solar System
C) it has been reclassified as a dwarf planet
D) its orbit sometimes takes it closer to the Sun than Mars
E) none of these

Which of the following is an example of kinetic energy? 

A)  a chunk of coal 
B)  a stick of dynamite 
C)  a falling rock 
D)  a pellet of uranium oxide

According to the above diagram,when different species of warblers inhabit the same area,is food competition reduced?