Q. Blotting paper absorbs ink due to
A) Diffusion of ink through the blotting
B) Capillary action phenomenon
C) Viscosity of ink
D) Siphon action
✔ Correct Answer: Capillary action phenomenon
Exam Insight
Blotting paper absorbs ink due to capillary action, where liquid rises through small pores in the paper without external force.