What is a tonoplast

What is tonoplast?

What is an ionosphere? What does it contain ?

$ The biomembrane which surrounds a vacuole is called Tonoplast. ! Ribosomes have a plasma membrane.

Assertion :- In plant cell, the cell membrane and the membrane of vacuole, the tonoplast together are important determinants of movement of molecules in or out of the cell. Reason:- Both cell membrane and tonoplast are selective permeable membranes.

What is eutrophication ? What it its consequence ?

Which of the following organelles is bound by the tonoplast?

What is the location of following in the cell, {:((a),"Chromatin",(b),"Chromosome"),((c),"Tonoplast",(d),"Nucleolus"):}