Important Questions with solution
Q1: What is saturated solution?
Ans: The solution in which no more substances can be dissolved in the amount of water we have taken. The solution is now said to be saturated solution.
Q2: What is the used of separated husk of wheat grain?
Ans : separated husk of wheat grain is used for many purposes such as fodder for cattles.
Q3: What makes the winnowing success?
Ans: The wind makes the winnowing success.
Q4: What is used to thresh large quantities of grain.
Ans: threshing machine.
Q5: What kinds of elements of mixture can be separated by hand picking method?
Ans: This method of handpicking can be used for separating slightly larger sized impurities like the pieces of dirt, stone, and husk from wheat, rice or pulses.