Question

lakes of large extent are called the seas, like the caspian, the dead and the aral seas.​

Answer 1

Answer:

Lakes are basically situated with a large surface area. In these lakes's water is very salty. India has many seas like the Caspian sea, Dead Seas, and the Aral seas. When landmasses started moving close to each other they created these lakes.

Answer 2

Long back Caspian and Aral were Sea. But as the landmasses started to move closer to each other, these seas were locked by landmasses from each side. They are still called as lakes because they have long water stretch and the only horizon can be seen from a distance.