Trees: Giants Holding the Sky

Question: From what tree does aspirin come?

Answer: Aspirin is made from salicylic acid, which was originally derived from the willow (in Latin, salix) tree. Aspirin is a mild analgesic, or pain reliever.

Question: Which of these trees produces cones?

Answer: A pine is a coniferous tree, which means it produces cones.

Question: Which of these is not a coniferous tree?

Answer: Conifers are a group of trees and shrubs that produce cones. Most conifers are evergreens, or trees that keep their leaves year-round. Elms are deciduous, meaning they lose their leaves.

Question: Which of these is not an evergreen tree?

Answer: The oak is a deciduous tree, meaning it loses its leaves in winter. The others are evergreens, which do not lose their leaves.

Question: A tree has leaves. What does a palm have?

Answer: A palm has fronds, a specialized kind of leaf.

Question: Which of these is a kind of tree?

Answer: The alder is a kind of tree with serrated leaves andits wood is useful for furniture, cabinetry, turnery, and in charcoal manufacture and millwork.

Question: Which of these trees can grow in standing water?

Answer: Most trees cannot live on tide-drenched seashores because their roots cannot get air from the wet soil. The mangrove, however, takes air into its vinelike roots through their pores.

Question: What is the tallest kind of tree?

Answer: The coast redwood of California, the world’s tallest tree, can reach up to 370 feet (113 meters) tall and grow bark as thick as 1 foot (30 centimeters).

Question: Which of these is not a deciduous tree?

Answer: The spruce is a conifer, with needles instead of leaves. It does not lose those needles, whereas a deciduous tree sheds its leaves in fall.

Question: Which of these terms applies to trees that shed their leaves?

Answer: Deciduous trees shed their leaves in the fall. Often they change color, to yellow or red, before they shed.