Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · Basic Ecology and EnvironmentMedium · 45s
Which of the following can be classified as renewable resources? 1. Solar energy 2. Fossil fuels 3. Wind energy Select the correct answer:
TopicBasic Ecology and Environment
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Solar and wind are renewable; fossil fuels are non-renewable.
Final Answer: Option A — 1 and 3 only