Topic: Seed germination, phases and rate of growth, conditions of growth· Plant Physiology

The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is :

1. Transpiration

2. Root pressure

3. Imbibition

4. Plasmolysis

Doubtly Asked 30 Oct 2026 NEET UG 2020 neet Save WhatsApp Report

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Answer: 2. Root pressure

Key idea: Loss of liquid water from leaf tips at night is guttation, caused by root pressure.

At night, with high soil moisture and low transpiration, root pressure forces water out through hydathodes. Transpiration loses water vapour, not liquid.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is :

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