The colour of rose petals is due to water-soluble pigments present in the

Sphaerosomes have an affinity for which of the following stains?

Define the location and function of the following structures:
$(1)$ Vacuole
$(2)$ Plasmodesmata
$(3)$ Stomata

Read the following statements and identify the correct option.
$(i)$ Contractile vacuole takes part in osmoregulation and excretion.
$(ii)$ Food vacuole is formed by engulfing the food particles.
$(iii)$ The vacuole is bound by a double membrane called tonoplast.
$(iv)$ Vacuole can occupy up to $90$ percent of the volume of the cell.

Which of the following is a Semipermeable Membrane $(SP)$ and which is Selectively Permeable $(SL)$? : Tonoplast

Tonoplast is