Q. Go through the following statement regarding amniotic fluid and find out incorrect statement 

(a) liquid amnii surrounds the foetus everywhere except at its attachment with body stalk
(b) Amniotic fluid is completely changed and replaced every 3 hours
(c) at term the amount of amniotic fluid is 1000 to 1500 ml
(d) amniotic fluid is colorless and near-term it becomes pale straw coloured