Oil wells are usually able to extract ________ of the petroleum present in an oil reservoir.

A. About 90 percent
B. 30 to 40 percent
C. All
D. About 75 percent
E. Less than 10 percent


Answer: B

Environmental & Atmospheric Sciences

You might also like to view...

Which of the following describes how many small-scale processes are dealt with in general circulation models?

A. approximated and modulated B. parameterized and estimated C. approximated and parameterized D. ignored or modulated

Environmental & Atmospheric Sciences

Soils that were covered by continental ice sheets and have not developed since the last glacial advance are classified as

A) Andisols. B) Histosols. C) Entisols. D) Inceptisols.

Environmental & Atmospheric Sciences

Answer the following statement(s) true (T) or false (F)

1. The chemicals needed by the Green Revolution have polluted India's environment. 2. India was forced to join the global economy after the collapse of the Soviet Union. 3. The number of states in India has remained the same since independence. 4. An expanding industry in Bangladesh is garment manufacture. 5. Sri Lanka has a diversified industrial base.

Environmental & Atmospheric Sciences

It is possible for a single region to have joints oriented in more than one direction

a. True b. False Indicate whether the statement is true or false

Environmental & Atmospheric Sciences