Biology · Plant Physiology
सामान्यतः द्वार कोशिकाएं शिथिल हो जाती हैं और रंध्र (stomata) बंद हो जाते हैं जब:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1pH 7 से अधिक होता है
- 2ऑक्सिन की उपस्थिति में
- 3साइटोकाइनिन की उपस्थिति में
- 4pH 7 से कम होता है✓
सही उत्तर देखें
pH 7 से कम होता है
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