Questions

The Periyar Sanctuary covers an area of 777sq km. It was established in 1949. Elephants , Gaurs, leopards, solth bear, sambhars, barking deer, wild dogs, wild boars, black Nilgiri langur and water birds can be seen in this sanctuary.

Internet Protocol version 4 (IPv4) which defined an IP address as a 32-bit value

IPv4 is in contrast to IPv6, which defined an IP address as a 128 bits value.

Sea appears blue in colour due to the scattering of the rays when they hit water molecules

Application layer protocol defines types of messages exchanged, message format, syntax and semantics and rules for when and how processes send and respond to messages.

Sum of all numbers in each row and columns must be 15.

In last row to gt sum as 15 missing number must replaced by 1. 

A Skeleton is what is whole but incomplete, have no eyes, yet can see. We can see, and see right through it. The largest part is one fourth of what it once was i.e body.