Answer: D) geothermal energy Explanation: Based on conventionality in deriving energy, energy sources could be classified as   Conventional :: coal, oil, hydro, nuclear, etc... sources which can be used up or exhaustible. (and) Non - conventional :: solar, wind, tidal, geothermal, biogas, etc... sources which are not exhausted.   Among the given options, Geothermal energy is the alternative energy source among all the choices that are given in the question, that is exhaustible.

Answer: B) Earth Explanation: Earth is not a Jovian Planet as it is a Terrestrial planet. A planet designated as Jovian is hence a gas giant, composed primarily of hydrogen and helium gas with varying degrees of heavier elements.   Within the Solar System, four Jovian planets exist – Jupiter, Saturn, Uranus, and Neptune. Though these planets vary in terms of size, mass, and composition, they all share certain characteristics that cause them to differ greatly from the terrestrial planets located in the inner Solar System.

Answer: D) Father Explanation: My fahter's mother's only daughter-in-law is my father's wife i.e. my mother. My mother's daughter is my sister. My sister's father is my father.

Answer: C) Thiruvananthapuram Explanation: Thiruvananthapuram, capital of Kerala has topped in city governance ranking of the Annual Survey of India’s City Systems (ASICS) 2016 conducted by Janaagraha Centre for Citizenship and Democracy. This year it was the fourth edition the annual survey which had evaluated 21 major cities from the 18 states. It highlighted inadequacies in urban governance that could affect public service delivery and quality of life.

Answer: C) Census Explanation: Redistricting is the process of drawing electoral district boundaries in the United States. The state legislature has primary responsibility for creating a redistricting plan, in many cases subject to approval by the state governor. Redistricting has to follow certain criteria to be accepted: * compactness* contiguity* equal population* preservation of existing political communities* partisan fairness* racial fairness   The practice of gerrymandering involves the manipulation of district drawing in aims to leave out, or include, specific populations in a legislator's district to ensure his/her reelection.   Gerrymandering is the practice of drawing district lines to achieve political gain for legislators.

Answer: C) Are highly committed Explanation: As per the rule of adverb, the adverb is followed by the third form of verb.

Answer: A) Land revenue reforms Explanation: Todar Mal was associated with land revenue reforms.   Raja Todar Mal was the Finance Minister of the Mughal empire during Akbar's reign. He was one of the Navaratnas in Akbar's durbar.

Answer: D) Quick reaction surface-to-air short range missile (QR-SAM) Explanation: