Hair and Nails

Q: If a person throws clipped nails into thick grass where the nails aren't visible, is this considered suitable and the same as burying them? Or should they be buried in a hole in the ground?

Q: I'm a 40 year old woman and I have pimples on my head and I have long hair so I can't take care of it properly. Can I cut my hair or is it a sin if I cut?

Q: I want to ask that if I dye my hair using ordinary dying agents available in the market, would it be an obstacle for my wudhu? Moreover, is it permissible to use dye in black colour?

Q: After a hair cut from the barber shop do we need to wash our head and then enter the home?

Q: Can hair and nails be cut at night?

Q: What does shariah say regarding nose hair, can it be trimmed?

Q: If a person has got a big beard and he has a lot of white or grey hairs in the beard. Is it still makrooh tahreemi to remove even few of the grey hairs.

Q: Is laser hair removal allowed? If yes to which part of the body for males and females?

Q: One or two hairs of a female's eyebrow is very big and overgrown. Is it permissible to pluck these one or two hairs only?

Q: I want to know that if a woman is observing a Shar'ee purdah, is it permissible for her to groom herself in this manner like threading her eyebrows and dying her hair in order to receive extra attention from her husband?