World Geography - Single MCQs (Page 38)

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Q371. The most common element in the earth's crust is...Q372. The crust beneath the ocean basins is composed of...Q373. What is not true about the mantle...Q374. The average age of the earth is...Q375. The boundary between the mantle and core is called...Q376. Rocks with 65 percent silicon oxide are better termed as...Q377. Which of the follownig characteristics of a sediment is least likely to change w...Q378. An intrusive rock is...Q379. The rock composed mainly of volcanic is called as...Q380. Thickly bedded sediments are termed ______ while thinly bedded sediments are cal...