Multiple choice

An energy source is good if it _____.

  1. doesn’t pollute the environment

  2. produces energy efficiently

  3. is cheaper and easily available

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

An energy source is good if it (i)         doesn’t pollute environment (ii)        produces energy efficiently (iii)       is cheap and easily available All are requirements of an energy source. Hence, option (4) is correct.

Keep practicing — related questions