In this article we will discuss about the translocation and digestion of food in plants. Translocation and Storage of Food: Water with dissolved mineral matters is absorbed and conÂducted upwards through the xylem elements to the leaves. Leaves are, in fact, the organs where complex organic food matters are mostly synthesised. Food matters are consumed particularly by the actively growing [...]
The following points highlight the three main classification of toxicants present in food. The classification are: 1. Naturally Occurring Toxicants 2. Toxicants from Microorganisms 3. Toxic Chemicals, Pesticides and Insecticides. 1. Naturally Occurring Toxicants: i. Lathyrism: a. This is a crippling disease accompanied by paralysis of the leg muscles occurring mostly in adults who consume large quanÂtities of the seeds [...]
Experiment to Test the Presence of Starch in the Given Food Sample ! Experiment 3.1: Objective: To test the presence of starch in the given food sample. Apparatus and materials required: Test tubes, test-tube stand, test-tube holder, spirit lamp, dropper, filter paper, iodine solution, distilled water, and foodstuff (potato, rice, wheat or maize grains). Theory: Starch, a complex carbohydrate, is [...]