Which is the first plant response against stress?

تناؤ کے خلاف پلانٹ کا پہلا ردعمل کون سا ہے؟

Stomatal closure

Necrosis

Chlorosis

None of these

Stomatal closure is the first response in plants to stress, such as drought or high temperatures, to minimize water loss.

It helps reduce transpiration and maintain water balance under unfavorable conditions.