The part of the land which is almost surrounded by water from all three sides but connected to the mainland on one side is called ____________.

Correct option is D

The correct answer is (d) Peninsula

A peninsula is a landform that is surrounded by water on three sides but remains connected to the mainland on one side.

Examples:

• Indian Peninsula: Surrounded by the Arabian Sea, Bay of Bengal, and Indian Ocean.
• Florida Peninsula in the USA.

Additional Information:

• Strait: A narrow waterway connecting two larger water bodies (e.g., Palk Strait).
• Island: A piece of land completely surrounded by water (e.g., Andaman Islands).
• Isthmus: A narrow strip of land connecting two larger landmasses and surrounded by water on two sides (e.g., Isthmus of Panama).