SINDH PUBLIC SERVICE COMMISSION, HYDERABAD.
Combined Competitive Examination, 2021
Environmental Sciences.
Friday the 25th February, 2022.
Time: 02:30 pm to 05: 30 pm Maximum marks. 100
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Note: Attempt any Five questions. All questions carry equal marks.
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Question No.
01 (A) Discuss the history of famous Global Environmental Movements.
(B) Explain the nexus between Environmental degradation and poverty.
02 (A) What is climate smart agriculture and how it can be implemented?
(B) What are the challenges faced by Pakistan to achieve SDGs?
03 (A) Discuss the control measures to curb smog pollution in the Punjab Province?
(B) What are the constructed wetlands and how it can help to treat Wastewater?
04 (A) What is Eutrophication? Describe its causes and Mitigation steps.
(B) What is Desertification? Explain its causes, effects and control measures.
05 (A) How the Phytoremediation can help to clean up contaminated soils?
(B) Discuss the difference between greenhouse gas effect and Global Warming.
06 (A) What is climate change adaptation and mitigation?
(B) Briefly discuss the clean development mechanism and REDD+.
07 (A) What is geographical information system (GIS) and remote sensing?
(B) What is participatory natural resources management?
08 (A) What are the technological approaches to solid waste management?
(B) How the national food security can be safeguarded through sustainable agriculture?
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