Question

Take a magnesium ribbon and some sulphur powder. Burn
the magnesium ribbon. Collect the ashes formed and dissolve
them in water. Test the resultant solution with both red and
blue litmus paper. Now burn sulphur powder. Place a test
tube over the burning sulphur to collect the fumes produced.
Add some water to the above test tube and shake. Test this
solution with blue and red litmus paper.
5.1)What is the nature of the product formed on burning
magnesium either acidic or basic?
5.2) What is the nature of the product formed on burning
sulphur either acidic or basic?
5.3)Name the products formed in both the reactions?
5.4) write the chemical equations for these reactions?

Answer 1

Four meiotic divisions are required for the formation of four oospheres and only one meiotic division for the formation of four male gametes. The later is enclosed permanently inside ovule, that ripens into seed.