yes! of course they do, doesn't everybody!
They clean their bottom using clean water
Of course they do.
they need to wash there hands to each for refreshments
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.
I do not think it got buried i think it got wash away. or maybe a whale carried it away but it can not carry 46,000 tons. So maybe the waves carried it away or when the other half fill on bottom of the ocen the other half crushed it and it is on the bottom of the other one but we do not know.
During the minor ablution (wudu) Muslims was mainly faces, arms, head (partly), and feet. During the major ablution, Muslims wash all their body including hair up to hair roots. Refer to question and link below.
yes they do they belive that the tree would
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).
There are usually 2 rotating wash arms, top and bottom.
They should be on valid minor and major wash (or wudu and ghosl)
Hands, mouth, face, top of your hair and feet
Yes. This is what Muslims go into to wash their bodys before they pray.
A bidet