Autoboxing is the process of converting a primitive type data into its corresponding wrapper class object instance. Example: Integer number = new Integer (100); // number is now refers to the object 100   Unboxing is the process of converting a wrapper instance into a primitive type. Example:  Integer number = new Integer (100);  int num = number;// without type casting number would be changed into int type

World No Tobacco Day is organized every year on 31 May by the World Health Organization to promote awareness about the risks related to consumption of tobacco and its products and its ill effects on family, society and environment.

Answer: A) Kerala Explanation: The Kerala government has implemented Green Protocol for making weddings more naturally in the state. The purpose of the initiative is to reduce the use of plastic in daily life. With the implementation of the protocol, use of plastic and other non-degradable articles including disposable glasses and plates and thermocol decorations will be discouraged at marriage functions. Inspections will be held at marriage halls, convention centres and hotels and other venues of the wedding ceremony in this regard and action would be taken if the protocol is violated. The state nodal agency for sanitation ‘Suchitwa Mission’ has already launched the initiative in Kannur, Ernakulam, Kollam and Alappuzha on a pilot basis. As per officials, the protocol would be implemented in the rest of the districts soon.