Partcipation and activity
Take a clean cotton swab and gently scrape the inside of the mouth. Smear the cotton swab on the centre of the microscope slide for 2 to 3 seconds. Add a drop of methylene blue solution and place a coverslip on top. then visualized under foldscope. Methylene blue stains negatively charged molecules in the cell, including…
we have prepared, stained the zooplankton. Visualizing using foldscope.
We have organised the first field visit under fold scope scheme… With 48 students… Studied medicinal plants….. Beldoba j high school. Keshpur. W.B