Haryana Scientist 2025 Question Paper Environmental Science
- Year 2025
- Conducted By SCB
- Maximum Marks 150
Exam Details
| Detail | Information |
|---|---|
| Examination | Scientist |
| Year | 2025 |
| Conducting Body | SCB |
| Maximum Marks | 150 |
This two-page question set accompanies the Haryana Government Scientist exam 2025 (Paper 5242). Page 1 records administrative metadata: Code 71, SCB, duration 3 hours, and maximum marks 150, with standard instructions that all 15 questions are compulsory and to answer in the authorized medium. Page 2 presents descriptive questions (Q1–Q15) spanning ecological systems, biodiversity, sustainable ecosystem management, pollution (air and water), waste handling, metagenomics, nutrient cycles, spectroscopy, remote sensing, GIS, and environmental risk assessment. The content signals an emphasis on conceptual understanding, analytical explanation, and application-oriented responses across ecological and environmental topics. This SEO-driven content aggregates topics for search terms related to ecology, biodiversity, pollution, metagenomics, spectroscopy, remote sensing, GIS, risk assessment, and policy implications, and notes the PDF can be downloaded for study and practice.
Major Topics Covered
- Ecology
- Biodiversity
- Sustainable Ecosystem Management
- Forest Ecosystems
- Wetland Ecosystems
- Air Pollution
- Water Pollution
- Solid Waste Management
- Composting
- Methanogenic Microorganisms
- Genetically Modified Microorganisms
- Heavy Metal Pollutants
- Metagenomics
- Soil Pollution
- Nutrient Recycling
- Spectroscopic Techniques (UV-Vis, FTIR, AAS)
- Remote Sensing
- GIS
- Environmental Monitoring
- Analytical Techniques
- Environmental Risk Assessment
- Policy Making
Why This Paper is Important
- Useful for Scientist preparation
- Helps understand the latest exam pattern
- Useful for practice and self-assessment
- Covers frequently asked General Studies topics
- Helpful for analysing question trends
Related Resources
Instructions
- (Please read following instructions carefully before attempting questions)
- There are fifteen (15) questions in all.
- No extra/additional sheet will be provided.
- Answer must be written in the authorized medium.
- No marks will be given for answers written in a medium other than the authorized one.
- All questions carry equal marks i.e 10 each. \,1
Questions (page 2)
Q2.
What is biodiversity? Giving suitable examples describe the role of Biodiversity in
(10) maintaining the stability of ecosystems Describe sustainable ecosystem management. Outline how it canbe applied in a forest and Ques
3. (10) wetland ecosystem?
(10) Ques
4. Explain the major sources of air pollution and discuss their impact on human health with suitable examples. Ques
5. What are the main sources of water pollution? List the various measures used to address
(10) water pollution. Explain any two methods in detail. Ques
6. Solid waste management in cities is a growing concern. What are the factors leading to solid
(10) waste generation? How can composting and methanogenic microorganisms be used to address this issue? Ques
7. Explain the role of genetically modified microorganisms in removing heavy metal pollutants
(10) from soil with two examples in detail. Ques
8. What is metagenomics? What are the techniques used to study the metagenomics? Explain
(10) how metagenomics helps in monitoring soil pollution?
(5) Ques
9. A) Air pollution control is more difficult than water pollution. Justify
(5) B) Microorganisms play a critical role in controlling water pollution. Explain Discuss how real-time air quality monitoring is done? Illustrate your answer with recent Ques
10. (10) examples. Ques
11. Define bioaccumulation and biomagnification. What is the biochemical basis for
(10) bioaccumulation and biomagnification of toxic substances in ecosystems? Ques
12. Explain the biochemical mechanisms of nutrient recycling in soil and aquatic ecosystems
(10) and their role in maintaining environmental sustainability Ques
13. Discuss the role of spectroscopic techniques (e.g., UV-Vis, FTIR, AAS) in monitoring
(10) environmental pollutants. How do these methods contribute to accurate detection and quantification? Ques
14. Explain how remote sensing and GIS technologies serve as analytical tools in environmental
(10) monitoring and management. Illustrate with case studies or real-world applications. Ques
15. Assess the importance of analytical techniques in environmental risk assessment and
(10) policy-making. How do data generated from these methods influence regulatory decisions? 3
Q3. Describe sustainable ecosystem management. Outline how it can be applied in a forest and wetlands.
Q4. Explain the major sources of air pollution and discuss their impact on human health with suitable examples.
Q5. What are the main sources of water pollution? List the various measures used to address water pollution. Explain any two methods in detail.
Q6. Solid waste management in cities is a growing concern. What are the factors leading to solid waste generation? How can composting and methanogenic microorganisms be used to address this issue?
Q7. Explain the role of genetically modified microorganisms in removing heavy metal pollutants from soil with two examples in detail.
Q8. What is metagenomics? What are the techniques used to study the metagenomics? Explain how metagenomics helps in monitoring soil pollution?
Q9. A) Air pollution control is more difficult than water pollution. Justify B) Microorganisms play a critical role in controlling water pollution. Explain Discuss how real-time air quality monitoring is done? Illustrate your answer with recent examples.
Q10. Ques 10. [Content not readable in OCR]
Q11. Define bioaccumulation and biomagnification. What is the biochemical basis for bioaccumulation and biomagnification of toxic substances in ecosystems?
Q12. Explain the biochemical mechanisms of nutrient recycling in soil and aquatic ecosystems and their role in maintaining environmental sustainability
Question paper preview
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Frequently asked questions
What is the exam for which this paper is designed?
Haryana Government Scientist exam 2025 in Environmental Science / Ecology.
How many questions are there and what are the marks?
There are 15 questions in total, each carrying 10 marks; maximum marks are 150.
What is the duration of the exam?
3 hours.
In which language are the answers to be written?
The authorized medium is English.
Are there any extra sheets provided?
No, no extra/additional sheet will be provided.
Are the questions MCQ or descriptive?
Page 2 contains descriptive questions (Q1–Q15). There are no MCQs in this paper; the objective_questions_preview contains descriptive prompts for reference.