MINERALOGY, PETROLOGY AND GENERAL GEOLOGY MCQs Part # 3

 

Welcome to our site here you will get geology subjects solved MCQs these MCQs help in all exams and tests, so daily visits to our site and get new MCQs daily. These MCQs are collected from a different book of Geology.

Geology Solved MCQs || Part # 3 || GeologySeeker || Section Geology MCQs

 

11. The average geothermal gradient of the earth’s crust is

 (a) 30°C/km 

(b) 15°C/km

(c) 75°C/km 

(d) None of the above

 

12. About % of the earth's surface is occupied by the oceanic basins.

 (a) 60 

(b) 40

(c) 10 

(d) None of the above

 

 

 

13. % of continental crust is occupied by oceanic water.

 (a) 10 

(b) 60 

(c) 40 

(d) 50

 

 

14. The study of rocks in the laboratory as hand specimens with a view to analyzing and discussing their texture, mineral composition, the chemical composition is called

 (a) petrography 

(b) hydrogeology

(c) pedology 

(d) any of the above

15. The physical property of mineral by which minerals are identified on account of the color of the powder form is called as

 (a) color 

(b) luster 

(c) streak 

(d) None of these

 

 

The Correct Answer is

 

11: (a) 30°C/km

12: (a) 60 

13: (a) 10 

14: (a) petrography 

15: (c) streak