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Questions and Answers
Pollution is the introduction of contaminants into the natural environment that cause adverse ______.
change
Pollution can take the form of any substance (solid, liquid, or gas) or ______.
energy
Pollutants, the components of pollution, can be either foreign ______ or naturally occurring contaminants.
substances/energies
Although environmental pollution can be caused by natural events, the word pollution generally implies that the contaminants have an ______ source.
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Pollution is often classed as point source (coming from a highly concentrated specific site, such as a factory or mine) or ______ pollution (coming from a widespread distributed sources, such as microplastics or agricultural runoff).
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पौधों के लिए खाद्यानु तत्वों का अध्ययन क्या है?
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पौधों के विकास और जीवन प्रवाह के लिए कितने प्रमुख खाद्यानु तत्व होते हैं?
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पौधों के अल्पभूत खाद्यानु तत्वों में से कुछ तत्व किसी न किसी अनिवार्य पौध घटक या उत्पाद का हिस्सा होते हैं?
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पौधों को किस स्रोत से नाइट्रोजन आमतौर पर प्राप्त होता है?
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