National Science Olympiad Forum By SOF Olympiad Trainer - Page 754

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Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
Sakshi's experiment was realllly interesting !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! The ans is [ C ]

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Option b

Ans 2:

Class : Class 7
Option b

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Factories in general means "manufacturing units" so we can consider that the waste water which is thrown out can be acidic in nature.

Ans 2:

Class : Class 7
But it could be a washing factory in which soap water is thrown out. This will make soil basic.

Ans 3:

Class : Class 10
It is mentioned that the landowner has decided to use one of his fields which had 'factories' for several years. So it is considered that chemicals from these factories make the soil acidic...

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
OK thanks to tell my mistake especially in this question which was confusing and nice too..

Ans 2:

Class : Class 5

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
B. BECAUSE OF MORE VEHICLES THERE IS MORE POLLUTION AND ELECTRIC APPLIANCES CAN DO THE SAME.

Ans 2:

Class : Class 7
Answer should be B. Their answer A should be incorrect.

Ans 3:

Class : Class 6
sorry! just forgot!

Ans 4:

Class : Class 10
Nilesh even I ticked the answer B but the site says answer A.

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