(i) Razia saw excessive growth of blue-green algae in nearby pond of her village.
(ii) Fish, which was previously in plenty were nowhere to be seen.
(iii) The pond has started stinking. Water of the pond changes its colour and is found to be not suitable for cattle. Some of the cattle who visited the pond for drinking and bathing have fallen sick.
​(iv) What explanation will Razia give for these anomalies to the paniced villagers?
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Answer:
1) THERE IS NO FISH TO EAT ALGAE
2) BECAUSE OF FISHING THE NUMBER OF FISH REDUCED
3)SINCE THERE IS NO FISH IN POND THE DISEASE CAUSING MICRO ORGANISM STARTS TO GROW
4) PLANTING MORE TREES NEAR THE POND AND LEAVING MORE FISH
Explanation:
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