In a certain town, a factory discharges its chemical waste directly into a small lake. The water in this lake is then used by farmers for irrigation purpose. Which of the following changes will not be noted in this town?

The quality of water in the lake will decrease

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The marine life in the lake will get seriously affected.

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The people living nearby will suffer from water borne diseases.

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The fertility of the lands irrigated by the lake water will increase.

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Solution

The correct option is D The fertility of the lands irrigated by the lake water will increase.
As the chemical waste of the factory is discharged directly into the lake, its water will get polluted. When this water is used for irrigation, it will show its negative impact on fertility of soil.

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In a certain town, a factory discharges its chemical waste directly into a small lake. The water in this lake is then used by farmers for irrigation purpose. Which of the following changes will not be noted in this town?

The correct option is D The fertility of the lands irrigated by the lake water will increase.As the chemical waste of the factory is discharged directly into the lake, its water will get polluted. When this water is used for irrigation, it will show its negative impact on fertility of soil.

The correct option is D The fertility of the lands irrigated by the lake water will increase.
As the chemical waste of the factory is discharged directly into the lake, its water will get polluted. When this water is used for irrigation, it will show its negative impact on fertility of soil.