Questions

The operating system manages all the CPU, disc drives, establish a user interface, execute and provide services for applications software, printers, etc...

It is the Interphase, which occurs after cytokinesis. And in interphase we have 3 stages likely G1, G2 and S phase. After cytokinesis we get G1 phase.

Cuscuta is an example of Ectoparasitism.

Julius Robert Oppenheimer was an American theoretical physicist and professor of physics at the University of California, Berkeley. Oppenheimer was the wartime head of the Los Alamos Laboratory and is among those who are credited with being the "father of the atomic bomb" for their role in the Manhattan Project, the World War II undertaking that developed the first nuclear weapons. The first atomic bomb was successfully detonated on July 16, 1945, in the Trinity test in New Mexico.

The 12th five year plan period was from 2012 to 2017. But from 2015, Narendra Modi, the Prime Minister of India replaced this planning commission of India by NITI Aayog. 

The main theme of the 12th five year plan was "faster, sustainable and more inclusive growth".