An annual plant completes its entire life cycle from flower to seed in a single growing season. This can take anywhere from a month to several months. An example of an annual plant is petunias.
Bark is the hard, outer covering of the trunk, branches, and roots of trees. Bark can be as thin as paper or two feet thick. Bark is used in medicine, the culinary arts and the creation of many kinds of manufactured products.
Chlorophyll is the pigment that gives plants their green color. Chlorophyll is an important part in the photosynthesis process. Chlorophyll was first isolated in 1817.
Deciduous plants lose their leaves. This usually occurs in autumn. Oak, maple, and elm trees are examples of deciduous trees.
Evergreen plants do not lose their leaves throughout the year. Blue spruce and white pine trees are examples of deciduous trees. Evergreens can be found on every continent except Antarctica.
A greenhouse is a building where plants are grown. Greenhouse are used personally and commercially. Greenhouses are used when the outside temperature is not warm enough to grow the plants.
Habitat A habitat is the home of an animal or plant. Habitats vary in temperature and climate around the world. Most habitats include a community of animals and plants along with water, oxygen, soil, sand, and rocks.
Ivy is a type of vining plant. It is a member of a genus that includes 12-15 types of ivy plants. Ivies are found growing naturally in bright, airy woodlands or rocky openings.
Johnny Appleseed planted many apple trees in Ohio, Pennsylvania, Kentucky, Illinois, and Indiana. His real name was Johnny Chapman. He also advocated for conservation.
Kapok trees grow in tropical rainforests. They are a good source of fine fibers and wood. The tree can reach 230 feet in height.
Lilacs are shrubs with pinkish purple-to-white blossoms. They belong to the genus Syringa. Lilac is the state flower of Idaho.
Photosynthesis Photosynthesis is the process by which plants make food. Light intensity, carbon dioxide concentration and temperature affect photosynthesis. Algae and bacteria also use photosynthesis for energy and food.
The Venus flytrap is a carnivorous plant. It feeds on small animals, such as insects. The hairs inside it are touchsensitive to trap its prey. They also get energy from photosynthesis.
Xylem is a tissue in plants. Xylem cells are present in the stems, roots, and leaves of a plant. They transport water and minerals to these parts.
Yucca Yucca is a family of shrubs and trees. There are between 40 and 50 different kinds of Yucca. These plants come from hot and dry places. The plants are pollinated by the Yucca moth.
Grade 1 Topic: Basic Needs of Living Things Content Statements: * Living things have basic needs, which are met by obtaining materials from the physical environment * Living things survive only in environments that meet their needs.
Biology. (n.d.). Retrieved November 05, 2016, from http://www.softschools.com/science/biology/ K. (n.d.). KidzSearch | Kids Safe Search Engine. Retrieved November 05, 2016, from http://www.kidzsearch.com/ Plant-Related Words: Little Explorers Picture Dictionary. (n.d.). Retrieved November 05, 2016, from http://www.enchantedlearning.com/dictionarysubjects /plants.shtml