Alternative oxidase allows organisms to:
Pick B: Bypass cyanide inhibition. Thinking through PSS- Sec G- Sec metabolites step by step rules out the lookalikes and leaves Bypass cyanide inhibition. Skip these: A) Increase ATP yield; C) Enhance photosynthesis; D) Reduce ROS. For hormones and genes, match the molecule or gene to its real role, not a neighboring pathway.
Ref: Best CSIR NET Plant Physiology books: Master Unit 6 with Taiz & Zeiger and Salisbury & Ross. Crack Part C experimental questions with top textbooks.