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#plant photobiology questions

2 public questions tagged with this topic.

CIB1 regulates flowering by binding to promoter of:

FT (C) is correct here. This is core cryptochrome: once you know the definition or pathway step, FT is the clear fit. The wrong ones are A) AP1; B) LFY; D) FLC. If the topic is about gradients or potentials, water/solutes move from higher to lower of the relevant quantity.

Ref: Best CSIR NET Plant Physiology books: Master Unit 6 with Taiz & Zeiger and Salisbury & Ross. Crack Part C experimental questions with top textbooks.

The blue-light stomatal opening pathway is:

The right choice is B: Independent of photosynthesis. In PSS-Sec-E-Sensory biology, that matches how the process or concept actually works — the other choices mix up related ideas or use the wrong mechanism. Skip these: A) Dependent on photosynthesis; C) Inhibited by phototropins; D) Red-light specific. A quick check: if an option needs energy, pumps, or the opposite direction of movement, ask whether that really applies.

Ref: Best CSIR NET Plant Physiology books: Master Unit 6 with Taiz & Zeiger and Salisbury & Ross. Crack Part C experimental questions with top textbooks.