Murder of king or queen is called :

Answer: Option B

Explanation:

Bureaucracy means नौकरशाही.

Democracy means Government by the People (प्रजातंत्र).

Gerontocracy means Government by old men.

Kekistocracy means Government run by worst citizen.

Answer: Option B

Explanation:

Mew means Sound of the cats.

Clank means Sound of the chains.

Low means Sound of the Cattle.

Answer: Option D

Explanation:

Psephologist meaning in Hindi : चुनाव विश्लेषक

Anthropologist means One who studies the evolution of mankind (मानवविज्ञानी).

Cartographer means One who draws maps (मानचित्रकार).

Laxicographer means One who complies a dictionary (कोश-लेखक).

Answer: Option D

Explanation:

Plutocracy means धनिक तन्त्र.

Theocracy means Government by the laws of religion (धर्मतन्त्र).

Thearchy means Government by the Gods.

Monarchy means Government by the King/Queen (एकतंत्र).

Answer: Option C

Explanation:

Matricide means murder of one's mother.

Parricide means murder of one's parents.

Uxoricide means murder of one's wife.