Yes
Yes there are many
Yes, refer to related question below.
they wash before praying to show respect to there god, Allah
The washing area in a mosque is called the Wudu
Asshadu Allah Ilaha Illala Wa Ash hadu Anna Muhammadur Rasoolullah.
Yes, Muslims follow specific bathing rituals called "wudu" or "ghusl" as part of their daily hygiene routine. Wudu is a ritual washing before prayer, involving washing the hands, mouth, nose, face, arms, head, and feet. Ghusl is a full-body ritual washing performed after certain activities like menstruation or sexual intercourse. Muslims also practice regular showering as part of their hygiene routine.
I don't know about Hindu's but Muslims wash their feet as far as the ankle 3 times as part of Wudu (the washing pattern completed before offering prayer).
Every mosque has a place where worshippers may ritually cleanse themselves before entering to pray. they have to be clean before facing Allah.
Muslims usually wash parts of their body before worship because it is a sign of cleanliness and consecration before God. It shows that they want to approach God with a clean heart.
Before worship Muslims have to be sure that they are pure and clean and wearing clean clothes and must perform wudhu I.e. washing the hands, face, and feet before offering prayers
If washing is for praying or for fasting, then it is logic to be subject to the religion requirements and instructions for how to wash. See related question for more information -ELO-
There are various reasons why Muslims need to get ready again for prayer. All the reasons are to appear right before Allah during prayer. Getting ready will entail washing the face and having the right attire for prayers.