State PCS PYQPrelims 2025

BPSC – Combined Competitive Examination · ಪ್ರಶ್ನೆ 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
ಉತ್ತರ ತೋರಿಸು ಮತ್ತು ವಿವರಣೆ

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

ವಿವರಣೆ

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

  • (A) ತಪ್ಪು

    Wrong: incorrect expansion.

  • (B) ತಪ್ಪು

    Wrong: incorrect expansion.

  • (C) ಸರಿ

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

  • (D) ತಪ್ಪು

    Wrong: incorrect expansion.