Which of the following are part of the earth's crust?
A) core, mantle and atmosphere
B) lithosphere, hydrosphere and atmosphere
C) mantle, stratosphere and ionosphere
D) hydrosphere, geosphere and core
Correct Answer:
Verified
Q1: The organic portion of the lithosphere contains
A)soil
Q2: The inorganic portion of the lithosphere is
Q3: Limestone is consists of
A)Al₂O₃.
B)CaCO₃.
C)Fe₂O₃.
D)PbS.
Q5: Calcium carbonate is NOT found in
A)seashells.
B)chalcopyrite.
C)pearls.
D)stalactites.
Q6: Which of the following technological advances was
Q7: Concrete is a mixture of cement along
Q8: Pure quartz is composed of
A)silicon and oxygen.
B)silicon,
Q9: All of the following combinations of elements
Q10: Silicates are compounds composed of
A)silicon only.
B)silicon and
Q11: Which of the following is NOT a
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