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CSS
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ISSB
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Home
CSS
Compulsory Subjects
Optional Subjects
CSS Past Papers
All Subjects
Past Papers
Testing Agencies Past Papers
Ministerial/ Departmental Past Papers
Post Wise Past Papers
Ministerial / Departmental Related Mcqs
Secretariat Instructions Mcqs
Current Affairs
National Current Affair
International current affair
Monthly Current Affair
International Organizations
Service Commissions
FPSC
PPSC
SPSC
BPSC
KPPSC
Entry Tests
Medical Entry Tests
Universities Entry Tests
LAT
LAT Past Papers
LAT Preparation
ISSB
Quiz
Pakistan Studies
Islamiat
Videos
WhatsApp
First biogas plant was installed?
First biogas plant was installed?
A. 1974
B. 1975
C. 1976
D. 1977
