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Rajendra Mishra from Kendriya Vidyalaya, Koliwada, Kane Nagar, Mumbai
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:

SAMPAD BANERJEE from DELHI PUBLIC SCHOOL , BILASPUR
Class : Class 9

Ans 2:

Ahmed Feroz Khan from Jankidevi Public School, Mumbai
Class : Class 5
Even I feel answer should be option 'B'

Ans 3:

Anika Saha from New Town School, KOLKATA
Class : Class 6
B

Ans 4:

Ahmed Feroz Khan from Jankidevi Public School, Mumbai
Class : Class 5
Because iron fillings and sand can be separated as iron is heavier than sand.

Ans 5:

Adithi Keshava from National Center For Excellence , Bangalore
Class : Class 7
No iron fillings and sand are heavy

Ans 6:

Keshav Gupta from Prarambhika, Patna
Class : Class 6
B

Ans 7:

Arjun gupta from Dps noida , Noida
Class : Class 7
iron filings and sand can also be separated from winnowing

Ans 8:

Vihaan Dhondiyal from Delhi public school, BANGALORE
Class : Class 7
The answer is (i) and (iii) because iron filling can be separated by using magnetic separation

Ans 9:

PS Gour from Chirec international schoo The best 30 years and beyond, Hyderabad
Class : Class 7
pl answer i think the answer will be(i),(iii) and (iv).please check and tel me if im correct

Ans 10:

KEERTHANA SHIBU from INDIAN SCHOOL GHOUBRA, Oman
Class : Class 7
checked in google sof gave right answer

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