Mango tree is more complex and evolved among bacteria, mushroom and mango tree because of the following characters:
1. Differentiated sporophyte; 2. Vascular tissues (xylem and phloem); 3. Embryo stage in life cycle; 4. Seeds present inside fruit. Bacteria are prokaryotic. Mushroom is eukaryotic (fungus) but without any differentiation in body of stem, leaves, roots, absence of vascular tissues and embryonic stage.