August 26, 2021
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what is a pest? Any living organism which disturbs a human’s day-to-day life is called a pest. Pest does...
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April 9, 2020
Introduction If you can only see a living thing with a microscope, that means it is a microorganism....
April 1, 2020
Introduction If you can only see a living thing with a microscope, that means it is a microorganism....