foods containing red dye

Eosine Test to Demonstrate Ascent of Sap A leafy green shoot of Balsam plant with a transparent stem is placed in eosine solution. It is noticed that after some time red streaks appear in the stem and veins of leaves become red. When transverse section of stem is taken it i..

Natural Dyes (Alizarin and Indigo) - Dyes can also be classified as natural and synthetic dyes. Compounds extracted from plants are called natural dyes. These were used in olden days to color fabrics. Alizarin (red) and indigo (blue) are two example..

Components of Food - The components of food are certain organic substances and minerals found in food. They are called nutrients. Nutrients provide the body with energy and enable it to grow, repair and maintain itself. Hence it is important that we understand the exac..

Food Chains - A food chain is a series of steps by which energy is obtained, used, and transformed by living things. For example; sunlight helps plants to grow, the plants are eaten by cattle, and lions eat the cattle. All living organisms of the biosphere are related to each ot..

This cow is medium in size and red in colour with dark and light shades of red. Red sin..

Urn 1 contains 4 red balls and 5 black balls. Urn 2 contains 3 red balls and 3 black balls. Urn 3 contains 2 red balls and 1 black ball. If an urn is selected at random and a ball is drawn, then what is the probability that it will be a ..

Importance of Chemicals in Food - Actually speaking, natural food substances are various forms of chemicals. For e.g., rice is a carbohydrate. Fruits contain carbohydrates and acids like citric acid. Vegetables contain proteins (amino acid blocks) and vitamin..

Actually speaking, natural food substances are various forms of chemicals. For e.g., rice is a carbohydrate. Fruits contain carbohydrates and acids like citric acid. Vegetables contain proteins (amino acid blocks) and vitamins. Besides these, chemicals are also u..

Introduction - Man is an omnivore. He depends on both plants and animals for food. In the previous chapter we studied about crops being the major source of our food. In this chapter, let us study about animal sources of food. Animal sources include eggs, meat, milk and..

It is use to fill silos (storage bins) and containers, that are used for storing food grains. After the silos are packed with the food grains, carbon dioxide is pumped into the silos from the top. The gas being heavier then air, slowly sinks down, pushing out the air ..