For the unrelated evergreen flowering plant, see ti plant. Camellia sinensis is a species of evergreen shrub or small tree whose leaves and leaf buds are used to produce tea. It is of the genus Camellia (Chinese: è¶è±; pinyin: ChahuÄ, chÃ¡huÄ: literally tea) flower of flowering plants in the Family. theaceaeamellia Sinensis is an evergreen shrub or small tree that is usually trimmed to below 2 m (6.6 ft) when cultivated for its leaves. It has a strong taproot. The flowers are yellow-white, 2.5â4 cm (0.98â1.57 in) in diameter, with 7 to 8 petals.
Definition of psychology. plural. psychologies. 1 : the science of mind and behavior. 2a : the mental or behavioral characteristics of an individual or groupb : the study of mind and behavior in relation to a particular field of knowledge or activity. 3 : a theory or system of psychology Freudian psychology the psychology of Jung.
Science is the study of the world using collected knowledge,  observation, and experimentation. A science is any one of  innumerable fields of study and inquiry, some of w â¦ hich include  facets of mental as well as physical phenomena.    Science can be defined as a method for studying the natural world.    Another definition is the organized body of knowledge concerning  the physical world, both animate and inanimate, and the attitudes  and methods through which this body of knowledge is formed..   Science is the systematic study of nature.    Science is all about discovering how and why things happen in the  world. Science is a human enterprise in which knowledge is acquired  and organized through careful observation, analysis, and repeated  experimentation.