Question

अपनी आँखों के सामने जो भी दृश्य या घटनाएँ घटित हुई हैं, उसमें आपको कभी स्वतंत्रता की भावना का अहसास हुए होंगे; ऐसे दो दृश्य या घटनाओं का वर्णन कीजिए​

Answer 1

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Osmosis

The process of moving of solvent particles across a semipermeable membrane from a dilute solution into a concentrated solution to equalize concentration. The complete process does not require energy in order to take place.

For example, the absorption of water molecules from the soil through the roots of the plant.

More to Explore: Reverse Osmosis

Diffusion

The process of moving particles from a region of higher concentration to the region of lower concentration until equilibrium is reached. Simple diffusion does not require energy in order to take place; however, facilitated diffusion requires ATP.

An example of diffusion of the perfume sprays into the air by spreading the aroma.