The scientific classification of Black Oak and Giant Sequoia includes the entire classification chart that includes kingdom, family, clade, tribe etc. A kingdom is the second highest taxonomic rank. A taxonomic rank is the level that a living organisms are placed in hierarchical level of arrangement of life forms. All the living organisms are divided into kingdoms. Plant kingdom is a main classification of living organisms that include all plants. There are six kingdoms which are: Plantae, Animalia, Fungi, Protista, Aschaea/Archaeabacteria and Bacteria Eubacteria. Black Oak and Giant Sequoia kingdom and all other plants kingdom is Plantaea.
Plant family is the group of plants which have something in common. Black Oak and Giant Sequoia family is a major factor of Black Oak and Giant Sequoia Scientific Classification. Plant family helps you narrow the search of your plants. It also gives you idea about, how the plant looks, how the seed will be like etc. These two plant families can be different or same. Black Oak belongs to the family Fagaceae and Giant Sequoia belongs to the family Cupressaceae.
While comparing scientific classification, Black Oak and Giant Sequoia genus and other classification are also important. Also, when you compare Black Oak and Giant Sequoia, other factors should also be taken into considerations like order, subfamilies, tribe, clade etc. First plant's genus is Quercus and other plant's genus is Sequoiadendron. Black Oak tribe is Cherokee and Giant Sequoia tribe is Senecioneae. Black Oak clade is Angiosperms, Eudicots and Rosids and order is Fagales whereas Giant Sequoia clade is Not Available and order is Pinales. Every plant have subfamilies. Black Oak subfamilies are, Not Available and Giant Sequoia subfamilies are Sequoioideae. In this way you can compare scientific classification of Black Oak and Giant Sequoia and other products also.