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Question

Which of the following energy sources is best for keeping the environment clean?

This question was previously asked in
HTET 2025 Level 1 PRT Question Paper (5-Jul-2026)
The correct answer is

Wind energy and Green energy

The source paper marks option (D), Wind energy and Green energy, as the answer. Since wind energy is itself a form of green energy, this combined option is unusual, and many textbooks would instead point to solar energy or green energy broadly as the cleanest choice. This answer is transcribed as marked, with a confidence flag noting the ambiguity of the option itself.

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Important Questions from Renewable

  1. The underground water due to the hot rocks present inside the Earth ____________which can turn the turbines of generators to produce electricity.

  2. Which of the following is a disadvantage of most of the renewable energy sources?

  3. Which of the following materials is used as a moderator in nuclear power reactors?

  4. In a nuclear fusion reactor based on deuterium + tritium fuel, the proportion of these isotopes of hydrogen in the fuel is as

  5. The power output (P) from an ideal magnetohydrodynamic power generating plant varies with the strength of magnetic field (B) as.

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