Geology Balochistan PCS Paper 2021

BALOCHISTAN PUBLIC SERVICE COMMISSION

COMPETITIVE EXAMINATION 2021

FOR RECRUITMENT TO THE POSTS OF

ASSISTANT COMMISSIONER/SECTION OFFICER (B-17)

IN THE SERVICES & GENERAL ADMINISTRATION DEPARTMENT

GEOLOGY

July 08, 2021

Total Marks 150

Time Allowed 03 Hours

NOTE

i Attempt five questions All questions carry equal marks

ii All the parts (if any) of each Question must be attempted at one place instead of at different places

iii Candidate must write Q No in the Answer Book in accordance with Q No in the Q Paper

iv No Page/Space be left blank between the answers All the blank pages of Answer Book must be crossed

v Extra attempt of any question or any part of the attempted question will not be considered

Q No 1 a Explain earth crust, mantle and core (10)

b Describe the mineral in detail (10)

c Is coal a mineral? How it is formed? (10)

Q No 2 a Can you explain the difference between sedimentary and metamorphic rocks (10)

b What is difference in between plutonic and volcanic rocks (10)

c What are folds and faults in geology? (10)

Q No 3 a Briefly explain confined and unconfined aquifers (10)

b What is artesian well? (10)

c What are sills and dykes? (10)

Q No 4 Write a short note on any three (03) of following (10×3)

a Saindak Copper-Gold Deposits

b Reko Diq Copper-Gold Deposits

c Coal Deposits in Balochistan

d Duddar Lead-Zinc Deposits

Q No 5 a Explain the difference between convergent and divergent plate boundaries (10)

b How can we differentiate between oceanic and continental tectonic plates? (10)

c What type of mineralization occur in convergent plate boundaries? (10)

Q No 6 a Explain methods of Coal exploration (10)

b Why accidents are common in coal mines of Balochistan? (10)

c Can you suggest some measures to mitigate accidents in coal mines? (10)

Q No 7 a Can you tell which rocks are targeted for Petroleum Exploration? (10)

b What is role of Seismic survey in petroleum exploration? (10)

c What geological structures are common for petroleum trap? Discuss at least two (10)

Q No 8 a What is the industrial use of limestone? (10)

b Can you discuss gypsum deposits of Balochistan? (10)

c Briefly explain porphyry deposit and BIF deposit (10)

Q No 9 a Write a short note on ophiolites (10)

b What gemstones are common in Balochistan? (10)

c Is diamond a mineral? Justify your answer (10)

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