What is the 'powerhouse' of the cell?
What is the mitochondria?
Which country has the largest population?
What is China?
What element is signified as Ni?
What is nickel?
How many lobes in the brain are there?
What is the longest surah in the Quran?
What is Surah Baqarah?
What is the hardest substance in the human body?
What is the tooth enamel?
What American city is the Golden Gate Bridge located in?
What is San Francisco?
What is the only metal that is liquid at room temperature?
What is mercury?
What part of the brain is mainly in charge of memories?
What is the hippocampus?
What is the shortest Surah in the Quran?
What is Surah Kawthar?
What is the largest living structure on Earth?
What is the Great Barrier Reef?
What is the name of the largest country in the world?
What is Russia?
What is the only letter that doesn't appear anywhere in the periodic table?
What is the letter 'J'?
What part of the brain regulates breathing?
What is the medulla?
How many Surahs are in the Quran?
What is 114 Surahs?
What is the largest living mammal?
What is the Blue Whale?
What is the name of the largest ocean?
What is the Pacific Ocean?
What is denser water or ice?
What is water?
What percentage of the brain is water?
What is 78%?
Who was the Prophet's adopted son?
Who is Zayd?
Daily Double! Which two mammal lay eggs?
What is the echidna and the platypus?
What country has the most natural lakes?
What is Canada?
What is the most abundant element in the universe?
What is Hydrogen?
What part of the brain connects to the spinal cord?
What is the brainstem?
What is the name of Prophet Muhammad (s)'s father?
Whos is Abudullah?