Subject :NSO Class : Class 6
Which of the following mixtures can be separated by winnowing?
(i) Dry sand and sawdust
(ii) Potato and rice
(iii) Grain and husk
(iv) Iron filings and sand
A(i) and (iv)
B(iii) and (iv)
C(i) and (iii)
D(ii) and (iv)
nice
Ans 1:
Class : Class 5
Because iron fillings and sand can be separated as iron is heavier than sand.
Ans 2:
Class : Class 7
checked in google sof gave right answer
Ans 3:
Class : Class 7
pl answer i think the answer will be(i),(iii) and (iv).please check and tel me if im correct
Ans 4:
Class : Class 6
Ans 5:
Class : Class 6
B
Ans 6:
Class : Class 7
iron filings and sand can also be separated from winnowing
Ans 7:
Class : Class 7
No iron fillings and sand are heavy
Ans 8:
Class : Class 6
B
Ans 9:
Class : Class 7
The answer is (i) and (iii) because iron filling can be separated by using magnetic separation
Ans 10:
Class : Class 5
Even I feel answer should be option 'B'