013. The DSDP's drill ship, the Glomar Challenger, was able to maintain a steady position on the ocean's surface and drill in very deep waters, extracting samples of sediments and rock from the ocean floor.

The word "extracting" is closest in meaning to which of following?

(A) breaking

(B) locating

(C) removing

(D) analyzing

014. Today, largely on the strength of evidence gathered during the Glomar Challenger's voyages, nearly all earth scientists agree on the theories of plate tectonics and continental drift that explain many of the geological processes that shape the Earth.

The word "strength" is closest in meaning to which of following?

(A) basis

(B) purpose

(C) discovery

(D) endurance

015. For every three Canadians in 1945, there were over five in 1966. In September 1966 Canada's population passed the 20 million mark. Most of this surging growth came from natural increase.

The word "surging" is closest in meaning to which of following?

(A) new

(B) extra

(C) accelerating

(D) surprising

016. When the prairies were being settled, undoubtedly, the good economic conditions of the 1950's supported a growth in the population, but the expansion also derived from a trend toward earlier marriages and an increase in the average size of families.

The word "trend" is closest in meaning to which of following?

(A) tendency

(B) aim

(C) growth

(D) directive

013 C

014 A

015 C

016 A