Question

*Soham took a bread to eat which he stored few days back and he saw a layer of green substance on the surface of bread. He showed the bread to her mother. She told him that this green substance is known as ______.* 1️⃣ Fungus 2️⃣ Lichen 3️⃣ Bacteria 4️⃣ Worms​

Answer 1

Answer:

Please fill in the blank of positive or negative and asnwer the following questions: 1) Identify the positive and negative control for each of the test? Why are these controls necessary? Food substance Reagent used Color change Positive or Negative Simple sugar Benedict’s solution Glucose Benedict’s solution Red Apple Benedict’s solution Red Bread Benedict’s solution Orange Eggs Benedict’s solution blue Vegetable oil Benedict’s solution Dark blue Milk Benedict’s solution Orange Baked Potato Benedict’s solution Yellow green Alice’s salad Benedict’s solution Yellow Starch Iodine solution Glucose Iodine solution Yellow Apple Iodine solution Brown Bread Iodine solution Dark blue Eggs Iodine solution Yellow Vegetable oil Iodine solution Yellow Milk Iodine solution Light white Baked Potato Iodine solution Black Alice’s salad Iodine solution Dark Blue Protein Biuret solution Glucose Biuret solution Blue Apple Biuret solution Blue Bread Biuret solution Pale purple Eggs Biuret solution Deep purple Vegetable oil Biuret solution Purple Milk Biuret solution Purple Baked Potato Biuret solution Pale purple Alice’s salad Biuret solution Blue Lipids Sudan solution Glucose Sudan solution Red Apple Sudan solution Red Bread Sudan solution Red Eggs Sudan solution Orange Vegetable oil Sudan solution Orange Milk Sudan solution Orange Baked Potato Sudan solution Red Alice’s salad Sudan solution Red

Explanation:

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