Answer:
1. The sense organ which tells you that a fruit is sweet or bitter. <em>Tongue</em>
2. The five sense organs. <em>Eye, ear, nose, tongue, skin</em>
3. The organ which has several taste buds. <em>Tongue</em>
4. The sense organ which tells you a truck is approaching. <em>Eye, ear</em>
5. The thing which helps some people to hear better. <em>Hearing aid</em>
6. The thing which help some people to see better<em> </em><em>Glasses/spectacles</em>
Red blood cells are responsible for the distribution of oxygen to other cells in the body.
The new leaf will contain 14 chromosomes, because during mitosis, a cell makes an exact copy of itself. Therefore, the number of the chromosomes in that cell stay the same.
Protons and Neutrons affect the mass. Protons and Electrons change the charge of the atom (positively or negatively charged). Valence electrons are the ones that do fun stuff in chemical reactions, they are responsible for making/breaking bonds, at least to my understanding.
Hope this helps.