CBSE Class 10 Answered

Osmosis

Imbibition

Active transport

• A semipermeable membrane is required for the transport of molecules.

• A semipermeable membrane is not required for the transport of molecules.

• A semipermeable membrane is not required for the transport of molecules.

• Heat is not produced during the process.

• Heat is produced during the process.

• Heat is produced during the process.

• It develops comparatively lower pressure called osmotic pressure.

• It develops comparatively higher pressure called imbibition pressure.

• It involves transport of molecules against pressure using carrier proteins.

• It does not require energy in the form of ATP.

• It does not require energy in the form of ATP.

• It requires energy in the form of ATP.

• Example: Absorption of water by plants

• Example: Swelling of dry seeds when placed in water.

• Example: Uptake of mineral ions by the roots of plants