Question

1. What harm is caused to our life when hydrosphere gets polluted? (2) 2. Answer based on the map.
 Which layer is shown by ---- symbol in the given world map? (1)  Which layer is shown by ---- symbol in the given world map? (1)

Answer 1

FIRST ATTACH THE MAP THEN ONLY U WILL GET THE ANSWER.

Answer 2

Answer:

When hydrogen get mixed with air then our life get harm because when it mixed air and that we will take air to breathe hydeogenic will come in body. So it will harm or damage our body. Hydrogen is chemical element and chemical harm our body.

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