Stomata are the tiny openings by which plants take carbon dioxide and release Oxygen.

They are helpful for the plants as they helps the plant to exchange the gases.

They work for the plants as in the time of dryness , stomata closes themselves when there is dry season to prevent from Water Loss of Plants.
1 5 1
The stomata are pores in leaves. They are responsibe for gas exchange. Stomata control a tradeoff for the plant. Stomata are found on all above-ground parts of plants, including the petals of flowers the development of these various plant organs and therefore reflect the environmental conditions...
1 5 1