Question

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6. If a farmer uses insecticides and kills all the grasshoppers, what effect will this have on the number of birds
and amount of grasses. Give a reason in each case.
a) birds
b) grasses​

Answer 1

Answer:

Metal oxides which react with both acids as well as bases to produce salts and water are known as amphoteric oxides. Many metals (such as zinc, tin, lead, aluminium, and beryllium) form amphoteric oxides or hydroxides.

and is option.A