What do you mean by energy conservation

The cannot be destroyed. However, it can be converted into some other forms. This is called inter conversion of energy. For example, rub your hands with one another. In rubbing your hands you have used your muscular energy which then converted into heat energy.

phylogenetic tree is the tree of life or evolution tree. it shows the different branches of evolution. the sequence goes like tissues - coelom - backbone - endoskeleton - segmentation

the correct answer is 2 and 4