Au the cross cord puzzle with suitable words
using the hints given below
Across
Roltootfon Process and coole disease caused by dto Pinteine
coater treatment of untreated wooden
coater conservation neen
2) treating waste water with
method pith its de microbes non
This is removed in waste
pribor weder treatment
3
Answers
Answered by
0
Explanation:
Veins collect the blood from different organs and bring it back to the heart. The blood is no longer under pressure so, the walls are thin with valves to ensure that blood flows only in one direction.
Similar questions