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.
61
Which sequence correctly represents the increase in concentration of a pesticide in a food chain?
RRB Group D
11 Aug, 2026 (9:00 AM - 10:30 AM)
2026
62
Consider the following statements and select the correct option. Statement 1: Food chains in an ecosystem are interlinked to form a food web. Statement 2: Food webs show the interdependence of organisms.
RRB Group D
14 Aug, 2026 (12:45 PM - 2:15 PM)
2026
63
In a garden ecosystem with rose plants, jasmine plants, insects, snake, and birds, which group captures solar energy and converts it into food for other organisms?
RRB Group D
17 Aug, 2026 (9:00 AM - 10:30 AM)
2026
64
What is the role of decomposers in an ecosystem?
RRB Group D
14 Aug, 2026 (9:00 AM - 10:30 AM)
2026
65
Which of the following devices earlier used CFCs extensively?
RRB Group D
05 Aug, 2026 (12:45 PM - 2:15 PM)
2026
66
In 2026, the Government of India promoted green hydrogen initiatives mainly to support which SDG?
RRB Group D
18 Aug, 2026 (9:00 AM - 10:30 AM)
2026
67
A city is planning to build a new power plant and is choosing between several energy generation options. If the primary goal is to maximize the use of renewable and environmentally friendly energy, which option should the city select?
RRB Group D
10 Aug, 2026 (9:00 AM - 10:30 AM)
2026
68
If all the snakes in a food chain disappear , what will be the immediate e
RRB Group D
21 Aug, 2026 (4:30 PM - 6:00 PM)
2026
69
Food webs help in maintaining ecosystem stability because they:
RRB Group D
17 Aug, 2026 (4:30 PM - 6:00 PM)
2026
70
Which of the following practices can reduce the volume of non-biodegradable waste?
RRB Group D
25 Aug, 2026 (9:00 AM - 10:30 AM)
2026
OFFICIAL Our COMMUNITY
Never Miss Any Railway Exam Update!
Join our WhatsApp Channel for instant job alerts, admit cards, answer keys & PYQ solution PDFs.