Q. Vacuole in a plant cell
A) Lacks membrane and contains water and excretory substances
B) Is membrane-bound and contains storage proteins and lipids
C) Is membrane-bound and contains water and excretory substances
D) Lacks membrane and contains air
Explanation
[Solution from source] The plant vacuole is bounded by a single membrane, the tonoplast, and holds water, sap, excretory products and other materials not useful to the cell. Lipids are stored in oil bodies, not the vacuole, and the vacuole is not membrane-less. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.