Plants Chapter 11 Section 1

What is a plant? Over 350,000 species identified Most of life on Earth wouldn’t be possible without them Adapted to nearly every environment on Earth

See if you can list the major parts of this plant…

Plant Cells Plants are made of cells, just like other living things

Contains chlorophyll- most plants green Need this to make own food controls water content of cell Pigment are also stored here; make flowers red, blue, purple Provides structure And protection jellylike material outside the cell nucleus in which the organelles are located Controls many of the functions of the cell PLANT CELL DIAGRAM

Plant Protection and Support Cuticle- a waxy, protective layer on the surface of a plant; slows loss of water (demonstration and lab) Lab: Wax paper…. Just as the cuticle…. Cellulose- chemical compound plants can make out of sugar; strengthens cell walls

Classification of Plants Vascular Plants Have tubelike structures that carry water, nutrients, and other substances throughout the plant Nonvascular Plants Do not have tubelike structures, use other ways to move water and substances