Take one or two drops of butter milk on a slide, spread it. Heat the slide slightly on a lamp (3-4 seconds). Add a few drops of crystal violet on it. Leave it for 30 to 60 seconds and wash the slide gently with water. Observe the slide under the compound Microscope. Draw rough sketches in your note book of what you have observed.

Collect a cup of greenish pond water in our surroundings. Put a drop of water on the slide. Keep it under microscope and observe. What would you find out ? Draw rough

Collect water samples from a pond, well, bore well.Keep then separately. Put a drop of water on a slide. Keep a cover-slip, on it. Observe. under the microscope. What type of microorganisms do you see in water samples?

Collect water samples from a pond, well, bore well.Keep then separately. Put a drop of water on a slide. Keep a cover-slip, on it. Observe. under the microscope. Do all water samples have the same type of microorganisms?

Collect water samples from a pond, well, bore well.Keep then separately. Put a drop of water on a slide. Keep a cover-slip, on it. Observe. under the microscope. What kind of microorganisms do you find in the water from a pond and borewell?

Take two test tubes with some water. Add salt powder to one test tube and add crystals of salt to the second one. Observe, From your observation you may conclude that solubility depends upon

Suppose you accidentally find an old preserved permanent slide without a label and in your effort to identify it, you place the slide under microscope and observe the following features : a) unicellular body . b) well defined nucleus c) biflagellate condition - one flagellum lying longitudinally and the other transversely. What would you identify it as ? Can you name the kingdom it belongs to ?