weirdoal567
09.04.2020 •
Biology
What are the advantages and disadvantages of fertiliser
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Ответ:
Disadvantages
Primarily made from non-renewable sources including fossil fuel
Provide nutrients to plants but nothing to sustain soil
Chance of over fertilization, that may damage crop and entire soil ecosystem
Leaching and move to rivers and sea causing eutrophication
Repeated application may lead to toxic build up of arsenic, cadmium etc in soil that may be present in fruits and vegetables.
Advantages:
•rapid action
•Constituent ratios defined
Explanation:
Ответ:
he enzyme helicase can separate the tightly bound DNA double helix molecule, allowing for replication of DNA.
Explanation: