The breakup of Pangaea and the formation of the Atlantic and Indian Oceans were responsible for the shrinking of the
Pacific Ocean.
a. True
b. False
True
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Billions of poverty-stricken people do not have access to basic necessities of life. The lack of which one of the following basic necessities affects the largest number of people?
a. enough fuel for heating and cooking b. adequate sanitation facilities c. clean drinking water d. adequate housing e. enough food for good health
Vegetarians function as ________ in agricultural ecosystems
A) secondary consumers B) omnivores C) primary producers D) primary consumers E) decomposers
The greatest tidal range between high and low tide is known as spring tides
Indicate whether the statement is true or false
________ is a technique to view three-dimensional changes in composition and density by using seismology
A) Magnetometry B) Paleomagnetism C) Chemical convection D) Seismic tomography