7X2 There is no overall choice however there is choice to the questions ander section Section Note: Answer ALL the questions, 10. Each question carries 2 marks. Answer each question in 1 or 2 sentences Mention the various components present in food? 2 How do you appreciate the role of acids in our daily life? What would have happened if the invention of spherical mirrors had not taken place While testing the presence of proteins in the given food material, what chemicals did you use? 5. What questions you would like to ask your teacher to know more about the Miniature Circuit Breaker (MCB)
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1-proteins, calcium , minerals, vitamins etc.
2-In our daily life many acids are used one of them is viniger and water it is amphoteric in nature .
3-we saw our reflection into the water
4- amino acids
5-what are its uses
Explanation:
1- we take food to get energy which is needed to us for our body to do work these chemicals provide energy to our cells
2- water is the basic need of life living things can't survive without it and we use viniger in our food .
3- bcz water is ancient source to see our reflection.
4- bcz these are the polymers of protein. many amino acids combine together and form proteins.
5- by knowing its uses we can easily know their advantages and disadvantages and can use easily.
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