State PCS PYQPrelims 2025

BPSC – Combined Competitive Examination · வினா 138

Full form of the biodegradable polymer PHBV:

  1. Polyhydroxy butyl vanillin
  2. Poly hydroxy butane veratric acid
  3. Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
  4. Poly hydroxybutyric acid veratric acid
விடையைக் காட்டு & விளக்கம்

விடை: (C) Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)

விளக்கம்

PHBV, poly(3-hydroxybutyrate-co-3-hydroxyvalerate), is a biodegradable aliphatic polyester.

  • (A) தவறு

    Wrong: incorrect expansion.

  • (B) தவறு

    Wrong: incorrect expansion.

  • (C) சரி

    Correct: PHBV is a copolymer of 3-hydroxybutyric and 3-hydroxyvaleric acids.

  • (D) தவறு

    Wrong: incorrect expansion.