Please answer this I will mark you as brain listed
Answers
Ans 1. There are 6 essential nutrients that the body needs to function properly. Nutrients are compounds in foods essential to life and health, providing us with energy, thebuilding blocks for repair and growth and substances necessary to regulate chemical processes.
Ans 2. Protein
Meat and meat products (beef, chicken, lamb, pork or kangaroo)
Fish and seafood.
Eggs.
Dairy food such as milk and yoghurt (also carbohydrate)
Beans and pulses (also carbohydrates)
Nuts (also fats)
Soy and tofu products
Ans 3. Using a dropper add two drops of copper sulphate solution to the test tube. Add 10 drops of caustic soda solution and shake the test tube. Observe the colour of the mixture. Violet colour indicates thepresence of proteins in the tested fooditem.
Ans 4. But when oil/water falls on it, the paper appears translucent (and not completelytransparent) because there is a lower difference in the index of refraction between the crystals and the oil. The light will not scatter that much, making ittranslucent.
Ans 5. Vitamins and minerals are considered essential nutrients—because acting in concert, they perform hundreds of roles in the body. They help shore up bones, heal wounds, and bolster your immune system. They also convert food into energy, and repair cellular damage.
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