World Geography विश्व का भूगोल Which of the following are classified as primary rocks?

 World Geography विश्व का भूगोल in english,   sedimentary rocks question answers in english pdf  metamorphic rocks questions in english, Know About igneous rocks World Geography विश्व का भूगोल online test World Geography विश्व का भूगोल MCQS Online Coaching in english quiz book    intrusive rocks