guard cells meaning in Hindi

Examples

1. Osmosis is also responsible for controlling the movement of guard cells.
2. The guard cells swell, squeezing the stomata closed.
3. Specialized potassium efflux channels participate in mediating release of potassium from guard cells.
4. They both consist of two large guard cells and pore, and are anomocytic.
5. Malate is also synthesized by the carboxylation of phosphoenolpyruvate in the guard cells of plant leaves.
6. Unlike most epidermal cells, the guard cells of plant stomata contain relatively well-developed chloroplasts.
7. The guard mother cell then makes one symmetrical division, which forms a pair of guard cells.
8. Chloroplasts are generally absent in epidermal cells, the exception being the guard cells of the stomata.
9. During droughts, many plants close their stomata by directing more water into guard cells that circle the pores.
10. The epidermis of all aerial organs, but not roots, is covered with a guard cells have chloroplasts.