NCERT VI Social Sciences
Fill in the blanks:
(a) The method of separating seeds of paddy from its stalk is called ________.
(b) When milk is cooled after boiling and poured on a piece of cloth, cream (malai) is left behind on it. This process of separating cream from milk is an example of _________.
(c) Salt is obtained from seawater by the process of __________.
(d) Impurities settled at the bottom when muddy water was kept overnight in a bucket. Clear water was then poured from top. The process of separation used in this example is called _________.