Free online practice test
Basics of Environment and Pollution Control Sectional Test 2
RRB Junior Engineer · Railway Recruitment Board: Junior Engineer / Depot Material Superintendent / Chemical & Metallurgical Assistant
Syllabus-checked original practice
Mapped to the official CBT 2 syllabus and answer-checked on 29 August 2026.
View official syllabus sourceBefore you begin
- 1This sectional test contains 10 original Basics of Environment and Pollution Control questions.
- 2Each wrong answer deducts marks using the scoring rule shown above. Unattempted questions score zero.
- 3You can mark a question for review and come back to it later using the question palette.
- 4The timer starts as soon as you click "Start test" and the test auto-submits when time runs out.
- 5You can review your answers and explanations for every question immediately after submitting.
About this RRB Junior Engineer Basics of Environment and Pollution Control sectional test
This sectional test isolates Basics of Environment and Pollution Control from the RRB Junior Engineer CBT 2 pattern, so you can drill it on its own instead of only meeting it inside the full mock. It draws 10 original practice questions across 6 distinct topics, syllabus-checked the same as our full mocks.
Topics covered
Ecology
3 questions
Pollution
2 questions
Waste Management
2 questions
Atmosphere
1 question
Climate
1 question
Resources
1 question
Scoring and result analysis
Correct answers earn 1 mark and wrong answers deduct 0.333 marks. Unattempted questions score zero. This section's 10 questions are difficulty-tagged: 1 easy, 9 medium. After submitting, you receive topic-wise accuracy, time spent, answer explanations, and source links.
Frequently asked questions
Is this an official RRB Junior Engineer question paper?
No. It's an independent practice test with original Basics of Environment and Pollution Control questions, mapped to the official RRB Junior Engineer CBT 2 syllabus and answer-checked on 29 August 2026.
How many questions are in this Basics of Environment and Pollution Control sectional test, and how long is it?
10 questions in 8 minutes.
Which topics does this test focus on?
It spans 6 topics, with the heaviest coverage on Ecology, Pollution, and Waste Management.
Is there negative marking in this test?
Yes. Each wrong answer deducts 0.333 marks, and each correct answer earns 1 mark. Unattempted questions score zero.