The reson that the chemical/synthetic fertilisers should be replaced by biofertilisers is that the formerA. are source of environmental pollutionB. are expensiveC. axaust the valuable energy resources for their manufactureD. all of these

The reson that the chemical/synthetic fertilisers should be replaced b

1.	The reson that the chemical/synthetic fertilisers should be replaced by biofertilisers is that the formerA. are source of environmental pollutionB. are expensiveC. axaust the valuable energy resources for their manufactureD. all of these
Answer» Correct Answer - D Chemical fertilisers are being used in increasing amounts in order to increase output in high yielding varieties of crop plants. However, chemical fertilisers cause pollution of water bodies as well as ground water, besides getting stored in crop plants. They are expensive and also require lot of energy resources in their manufacture.

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The reson that the chemical/synthetic fertilisers should be replaced by biofertilisers is that the formerA. are source of environmental pollutionB. are expensiveC. axaust the valuable energy resources for their manufactureD. all of these

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