When a bottle stopper and onion peel are placed in water for some time, then cut into slices, what observation is seen under a microscope?

Why juice bottles are placed under water in the cold countries ?

An onion peel was taken and (a) placed in salt solution for five minutes. (b) after that it was placed in distilled water. when seen under the microscope what would be observed in (a) and (b) ?

A student is observing the temporary mount of a leaf peel under a microscope. Draw labelled diageram of the structure (of stomata) as seen under the microscope.

What type of cells will you observe in an onion peel examined under a microscope ?

What will happen when pollen grain is placed in water ?

When a plasmolysed cell is placed in water or hypotonic solution, what happens?

When a colloidal sol is observed under a microscope we can see,