1. 1. TYPES OF ROOTS There are two types of roots . Tap roots Fibrous roots
2. 2. TAP ROOTIS THEROOTTHATGROWS VERTICALLY DOWN INTO THE SOIL WHEN A SEED GERMINATES .IT IS ALSO CALLED AS THE PRIMARY ROOT.THE TAP ROOT IS VERY LONG AND TAPERING AND DISTINCTLY LARGER THAN OTHER ROOTS. EG: TUNIPS,CARROTS.
3. 3. FIBROUS ROOTS GROWS AS BUNCH OF FINE ROOTS AT THE BASE OF THE STEM WHEN SEEDS OF GRASS AND CEREALS GERMINATES.THESE ROOTS SPREAD OUT IN ALL DIRECTIONS BUT DO NOT GROW VERY DEEP INTO THE SOIL.THE ROOTS COLLECT WATER BEFORE IT SEEPS DOWN THE SURFACE.THIS ARRANGEMENT IS CALLED FIBROUS ROOT SYSTEM.
4. 4. MODIFICATION OF ROOTS INTRODUCTION IN SOME PLANTS ROOTS ALSO PERFORM OTHER SPECIAL FUNCTIONS SUCH AS STORAGE OF FOOD; ABSORPTION OF FOOD FROM OTHER PLANTS AND PROVIDING SUPPORT.
5. 5. STORAGE ROOTS STORAGE ROOTS ARE LARGE AND FLSEHY TAP ROOTS,SUCH AS CARROTS,BEETROOT,RADISH AND TURNIP,SERVE AS UNDERGROUND STOREHOUSES OF FOOD. HENCE THEY ARE CALLED STORAGE ROOTS .THESE ROOTS ARE EDIBLE.
6. 6. SUPPORTING ROOTS IN PLANTS SUCH AS MONEY PLANT,BETEL AND BLACK PEPPER THE ROOTS HELP THE PLANT TO CLIMB UP A SUPPORT AS THE STEMS ARE TOO WEAK TO STAND ON THEIR OWN.HENCE THEY ARE KNOWN AS SUPPORTING ROOTS.