Question:

When burnt .................. 'exudes a pungent smell'.

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Environmental science fact: plastics release toxic smoke when burnt.
Updated On: Oct 31, 2025
  • ghee
  • polythene
  • life
  • oil
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The Correct Option is B

Solution and Explanation

Step 1: Context.
Polythene, when burnt, gives off toxic fumes with a pungent smell.

Step 2: Option Analysis.
(A) ghee: Gives a pleasant smell.
(B) polythene: Correct — Known for pungent, harmful smoke.
(C) life: Irrelevant.
(D) oil: Smell is different, not pungent in this sense.

Step 3: Conclusion.
Correct answer is (B) polythene.

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