H.P. Lovecraft's Cthulhu Mythos

H.P. Lovecraft's Cthulhu Mythos trivia questions

1. Which entity is often called 'The Blind Idiot God' in Lovecraft's works?
2. In 'The Call of Cthulhu,' what sunken city lies beneath the Pacific Ocean?
3. What is the name of the grimoire that appears throughout the Mythos?
4. Which author did Lovecraft frequently collaborate with on Mythos stories?
5. In 'At the Mountains of Madness,' what ancient race built the mountains?
6. What forbidden book did Abdul Al-Hazred allegedly write?
7. Which Great Old One is imprisoned beneath the Antarctic ice sheet?
8. In 'The Dream-Quest of Unknown Kadath,' what city do dreamers seek?
9. What is the true name of the entity worshipped by the Cthulhu cult?
10. Which Mythos tale features the Necronomicon's original Arabic title, Kitab al-Azif?