social order (social orders plural) The social order in a place is the way that society is organized there. n-var. ...the threat to social order posed by right-wing extremists. social science (social sciences plural). 1 n-uncount Social science is the scientific study of society. 2 n-count The social sciences are the various types of social science, for example sociology and politics. usu pl. social scientist (social scientists plural) A social scientist is a person who studies or teaches social science.
They have to be let in through special doors called stomata. Stomata can be on both sides of the leaf, but are usually concentrated on the bottom of the leaf to limit water loss due to evaporation. If you collect leaves from many different plants, youâll notice that they donât all look the same.
Water helps transport nutrients throughout all parts of the plant. Water also helps support the plant by filling up the cells that make up the plant so it can stand up straight. A Long Road to Travel. Water is absorbed from the soil into the roots of a plant. However, to reach the leaves where photosynthesis takes place, water must move upward to the top of the plant. Water travels through long, thin tubes running up from the roots through the stems and leaves called xylem. Water Attracts ...