Did you notice any joint in the bones near eyes?

Ask your friend to open his mouth and move his lower jaw up and down as well as sideways.observe his face carefully Did you notice any joint in the bones near his ear?

What changes do you notice in the sky and in the atmosphere before it rains?

Did you see any red spot in the stem or other parts of any of the plants?

How do you identify the Jaw bone ?

Did you observe any precipitate in the reaction ?

Did you find any plant which does not have roots.

Did you find any plant which does not have roots ?

Filter the mixtures. Did you find any residue on the filter papers

What do you notice from the angle of deviation ?

Did you notice the colour coating on silver and copper articles?