Assistant Environmental Engineer Paper 2025 (Haryana) – PDF
- Year 2025
- Conducted By HPSC
- Maximum Marks 150
- Languages English & Hindi
Exam Details
| Detail | Information |
|---|---|
| Examination | Assistant Environmental Engineer (Group-B) |
| Year | 2025 |
| Conducting Body | HPSC |
| Subject | Assistant Environmental Engineer (Group-B) |
| Maximum Marks | 150 |
This exam paper for Haryana Government Jobs targets the Assistant Environmental Engineer (Group-B) and consists of 15 questions worth 10 marks each, totaling 150 marks over 3 hours. Page 1 provides general instructions and the ENV paper code; Page 2 lists eight descriptive questions spanning topics such as project management, biodiversity, energy resources, soil fertility, ecosystems, wastewater treatment (activated sludge), and air pollutants. The question set blends environmental engineering fundamentals with applied case prompts, requiring integrated planning, planning for landfills, ecological considerations, and treatment processes. Studying core concepts in project management, biodiversity and ecosystem functions, energy efficiency, soil science, and wastewater treatment will be beneficial. The paper emphasizes descriptive long-form answers, with page 2 offering thematic prompts suitable for practice and preparation.
Major Topics Covered
- Environmental Engineering
- Project Management
- Planning
- Sewage Treatment
- Biodiversity
- Energy Efficiency
- Renewable Energy
- Soil Fertility
- Ecology/Ecosystems
- Lakes and Ecosystems
- Unit Operations
- Activated Sludge
- Wastewater Treatment
- Air Pollutants
- Environmental Planning
- Landfill
- Urban Planning
Why This Paper is Important
- Useful for Assistant Environmental Engineer (Group- 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
- Environment Question Paper 2024 – Haryana
- Environmental Engineering Paper 2025 – HP Regions
- Answered keys for ENV 70 2025
- Sample answer guide – Environmental Engineer Group-B
- Syllabus – Environmental Engineering 2025
- Wastewater treatment and ecology – syllabus highlights
- Exam pattern – ENV papers
- Marking scheme – Group-B environmental papers
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. \sim 10^{-11} the company's substitution of the company's substitution of the company's substitution. the company of the first product of the company of \sim 10-74 \,1
Questions (page 2)
Q1. Discuss various phases of project management.
Q2. You are a municipal engineer who has just received a request from the city director of planning to comment on a proposed large multi-storey shopping centre. You note that it is to be built on a site that you vaguely remember as having been a landfill many years ago. Nobody in the office remembers for sure when this was and what it was used for, when it closed, or how long it had been used. You do know that it has been closed for over 25 years. Discuss the report to be submitted to director of planning along with your concerns and recommendations.
Q3.
What is biodiversity and why is it important?
How does speciation, extinction and human activities affect biodiversity?
Describe Cockroaches Nature's ultimate survivor.
Q4.
Why is energy efficiency an important energy resource?
What are the advantages and disadvantages of renewable energy resources?
Q5.
List three techniques that may be employed to maintain soil fertility.
A forest area growing on a sandy soil has been harvested to permit agricultural production. Municipal wastewater is available to provide irrigation. Corn is planted but does not yield well despite the abundant application of nitrogen, phosphorus and potassium. What component of the soil is missing?
As a new home owner you decide that you would like to have a vegetable garden. The soil is a silty clay. What can you add to the soil to improve its structure?
Q6.
What do you mean by an ecosystem?
Enlist different types of ecosystems.
Critically discuss lakes as an example of mass and energy cycling in an ecosystem.
Q7.
Differentiate between unit operation and processes.
What do you mean by activated sludge process?
Discuss in detail: Activated sludge process and process modifications.
Q8. Discuss the natural and anthropogenic origin of the six criteria air pollutants and identify the likely mechanisms for their removal from the atmosphere.
Question paper preview
Scanned pages 1–2 for reference. Download the official PDF for the full paper.
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Frequently asked questions
How many questions are in the paper?
There are fifteen questions in total.
What is the duration of the exam?
3 hours.
What is the maximum marks?
150 marks.
Are all questions compulsory?
Yes, all questions are compulsory.
What languages are used in the paper?
The paper is bilingual (English and Hindi).
What is ENV in the paper code?
ENV is the subject code for Environmental Engineering; paper code 70.