Correct Answer: Option A - 1 only
Kerala ranks 21st in terms of area among Indian states. - This statement is Correct. Kerala is one of the smaller states in India and does rank 21st in terms of area among Indian states.
Kerala accounts for 2.5% of India's total geographical area. - This statement is Incorrect. Kerala accounts for only about 1.18% of India's total geographical area. The total area of India is approximately 3,287,263 sq km, while Kerala's area is around 38,863 sq km.
Kerala's total area is more than 50,000 km². - This statement is Incorrect. Kerala's total area is approximately 38,863 sq km, which is less than 50,000 sq km.