Question

Which microscope did Anton van Leeuwenhoek use to observe single-celled organisms? simple microscope compound light microscope electron microscope tunneling microscope

Answer 1

your answer would be A

Answer 2

Answer: Simple microscope

Anton van Leeuwenhoek in 1679 developed a simple microscope. He observed first living single celled organism under microscope. He observed pond water, soil-water mixture, a drop of hay infusion under microscope and found single celled living organisms like protozoa, bacteria.