Question

please answer all these reasons and questions​

Answer 1

Answer:

ans 32When a beam of light is passed through a colloidal solution, placed in a dark room the beam of light is scattered by the colloidal particles and the path of the beam becomes visible. The phenomenon is called Tyndall effect

Answer 2

Answer:

31 : C

32 : A

33 : E

34 : B

35 : E