Indian Peninsular Plateau: Identify the true statements about its geology and structure. Statements: (1) Southern plateau block is mainly granite and gneiss (2) Deccan lava plateau is a tableland with nearly horizontal lava sheets (3) Malwa plateau overlooks the Vindhyan scarp and forms the plateau’s northern flank (4) Narmada and Tapti troughs lie between the Vindhyan and Satpura ranges Choose the correct combination(s).

Difficulty: Medium

Correct Answer: All of (1), (2), (3) and (4)

Explanation:

Checks

(1) True: Archean basement of granites & gneisses.
(2) True: Deccan Traps are layered basalt flows forming an elevated tableland.
(3) True: Malwa (basaltic) rises along/overlooks the Vindhyan escarpment on the north.
(4) True: Narmada and Tapti rift/linear troughs lie between Vindhyan (north) and Satpura (south).

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