Fill in the blanks using what you have learnt on addition of colours
Green + ............... = Green + Red + Blue = ……………..

Fill in the blanks using what you have learnt on addition of colours Red + Cyan = Red + Blue + .......... =…………….

Fill in the blanks with the appropriate colour : Green + Red = .....

Fill in the blanks with the appropriate colour : Red + Blue = ............

Fill in the blanks with the appropriate colour : Red + Blue + ...........= White

Fill in the blanks with the appropriate colour : Blue +.............= Cyan

Fill in the blanks with appropriate words : Dirty green precipitates are formed by .................. salts

There are 87 balls in a jar. Each ball is painted with at least one of two colours, red or green. It is ovserved that 2/7 of the balls that have red color also have green color, while 3/7 of the balls that have green color also have red color. What fraction of the balls in the jar have both both red and green colors?

Photosynthesis of Blue green algae is :-

Green colour of bile is due

Harmful activity of Blue green algae is :-