Question

(O
Do as directed
(1) How would you check the presence of starch in leaves?
(2) Nehabhabhi takes two types of fiber, natural and synthetic. She does not know
which one is natural fiber and which is synthetic fiber. Which activity you will suggest
to identify the fibers?
(3) You are given three solutions A, B and C acid, base and neutral respectively. It is
not possible to identity them just by looking how will you identify the type of solution.​

Answer 1

Answer:

1) By putting the drops of iodine.

2) Activity 3.2 from 8th class NCERT book.

3) We can check by adding drops of china rose petal solution.