Question

1)lt was paheli's birthday.Her grandmother gave her two gifts made of metals,one old dull silver spoon and a pair of lustrous gold earings.She was suprised to see the difference in the appearance of two metals.Can you explain the reason for the difference?
2)How are living being classified based on eating habits.Name and define them with examples.​

Answer 1

Answer:

,, Since the silver metal was old it would have been subjected to exposure to oxygen leading to oxidisation of silver. Oxidized silver tends to appear dull since the oxidized layer is dull and dark

Explanation:

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Answer 2

Answer:

1. This phenomenon is commonly referred as rusting. ( Although commonly used for iron). The metal reacts to different components present in air, the one majorly being oxygen.
2. Three different types of animals exist: herbivores, omnivores, and carnivores. Herbivores are animals that eat only plants. Carnivores are animals that eat only meat. Omnivores are animals that eat both plants and meat.

Explanation:

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