Gallbladder primarily functions to:
Answer: B) Store and concentrate bile. For Digestive System, once you lock onto the key mechanism or definition, Store and concentrate bile is the clear fit. If you restate the concept in your own words, the functional job described in the stem is exactly what Store and concentrate bile does in Digestive System. So Store and concentrate bile is the clean, accurate selection. If a similar stem appears later, start from the same core fact and you will land on the same kind of answer. In class notes, highlight this same phrase next to the related diagram so the wording and the picture reinforce each other.
Ref: Animal physiology is Unit 7 of the CSIR NET Life Science Syllabus, covering core body systems. It accounts for roughly 10% of the total marks in Sections B and C.