Age in million year in cretaceous period
A. 60
B. 110
C. 215
D. 1500
Answer: Option B
A. 60
B. 110
C. 215
D. 1500
Answer: Option B
On the basis of which content the igneous rocks are classified as acid rocks and basic rocks?
A. Magnetite
B. Hematite
C. Bauxite
D. Silica
Origin of Solar System divided in two groups, which are
A. Evolutionary and catastrophic
B. Nebula and gaseous tidal hypo
C. Jeansand Jeffires
D. A and B both
A. Attrition
B. Deflation
C. Denudation
D. Mantle
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