Answer:
1. The sense organ which tells you that a fruit is sweet or bitter. Tongue
2. The five sense organs. Eye, ear, nose, tongue, skin
3. The organ which has several taste buds. Tongue
4. The sense organ which tells you a truck is approaching. Eye, ear
5. The thing which helps some people to hear better. Hearing aid
6. The thing which help some people to see better Glasses/spectacles