Water movement in soil-plant-atmosphere continuum occurs only if Ψ:
Pick B: In specialized tissues. Thinking through WATER POTENTIAL step by step rules out the lookalikes and leaves In specialized tissues. Skip these: A) In all cells equally; C) Only in roots; D) Only in leaves. 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.