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Question 37Asked in RRB JE CBT-1, 20 Feb 2026, Shift 1 (9:00 AM)

Which of the following is an effect of non-biodegradable substances in water bodies?

  1. AHelps plants grow
  2. BWater becomes fertile
  3. CProvides nutrients for fish
  4. DClogs drains and harms aquatic life
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Correct answer: (D) Clogs drains and harms aquatic life

From RRB JE CBT-1 PYQ 20 Feb 2026, Shift 1 (9:00 AM)

This is question 37 of RRB JE CBT-1 PYQ 20 Feb 2026, Shift 1 (9:00 AM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.