Practice RRB Group D Environment 2025 PYQ questions with answers and explanations. This collection covers important Environment and Ecology questions asked in the RRB Group D 2025 examination, helping you revise key concepts, understand question patterns, and improve your accuracy for upcoming Railway exams. Exam Dates: August 3, 4, 5, 6, 9, 10, 11, 12, 13, 14, 17, 18, 19, 20, 21, and 25, 2026.
11
Which of the following groups of organisms are NOT classi
RRB Group D
20 Aug, 2026 (9:00 AM - 10:30 AM)
2026
12
Why do non-biodegradable substances show biological magni
RRB Group D
03 Aug, 2026 (9:00 AM - 10:30 AM)
2026
13
Which principle was emphasized in India's E-Waste Management framework during 2025-26?
RRB Group D
11 Aug, 2026 (12:45 PM - 2:15 PM)
2026
14
Why are food chains generally made of only 3-4 trophic levels?
RRB Group D
06 Aug, 2026 (9:00 AM - 10:30 AM)
2026
15
Most of the energy
RRB Group D
10 Aug, 2026 (4:30 PM - 6:00 PM)
2026
16
Why are food webs considered more stable than food chains?
RRB Group D
04 Aug, 2026 (9:00 AM - 10:30 AM)
2026
17
Why cannot pesticide residues always be removed from food by washing?
RRB Group D
14 Aug, 2026 (4:30 PM - 6:00 PM)
2026
18
According to the NITI Aayog study titled "Scenarios Towards Viksit Bharat and Net Zero", India aims to achieve Net Zero greenhouse gas emissions by what target year?
RRB Group D
09 Aug, 2026 (9:00 AM - 10:30 AM)
2026
19
All of the following are consequences of overuse of nitrogen fertilisers, EXCEPT ______.
RRB Group D
17 Aug, 2026 (9:00 AM - 10:30 AM)
2026
20
Why top-level consumers are most a
RRB Group D
17 Aug, 2026 (4:30 PM - 6:00 PM)
2026
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