R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Biology Q. Stomatal opening is based on (A) Fall in concentration of cell sap (B) Exosmosis (C) Plasmolysis in guard cells (D) Endosmosis 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (D) Endosmosis You must be Logged in to update hint/solution 💬 Discussion 💬 Comment