INDIAN GEOGRAPHY

Detailed explanation-1: -The correct answer is fissure volcanic rock.

Detailed explanation-2: -Black cotton soil of the Deccan region of India is associated with Volcanic rocks rocks..

Detailed explanation-3: -Black soils are derivatives of trap lava and are spread mostly across interior Gujarat, Maharashtra, Karnataka, and Madhya Pradesh on the Deccan lava plateau and the Malwa Plateau, where there is both moderate rainfall and underlying basaltic rock.

Detailed explanation-4: -One of the distinct features of the Peninsular plateau is the black soil area known as Deccan Trap. This is of volcanic origin, hence, the rocks are igneous.

Detailed explanation-5: -Answer: Black soil or Black Cotton Soil, also known as Regur are mineral soils that are volcanic/ trap lava derivatives. They are found mostly in the Deccan Plateau of India. They are formed due to the weathering and denudation of indigenous rocks (basalt) or cooling and solidification of lava after volcanic eruption.