Question

thing that is green in morning black in noon blue in evening and white at night

Answer 1

जिग्नु
ये कीड़ा सुबह में हरा दोपहर में काला,शाम में उदा,और रात में सफ़ेद
jignu is an insect

Answer 2

Answer is 'GOBAR' as in morning it's green,in noon black after drying,in evening blue when it's burning and in night it's white after it burnt.