National Science Olympiad Forum By SOF Olympiad Trainer - Page 116

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
Option c is the only symmetrical figureTherefore C can also be the right answer

Ans 2:

Class : Class 5
Please provide solution on the answer. Thank you

Ans 3:

Class : Class 4
Answer is D as this is the only option where 2 shaded boxes are together

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Aryan conducted an experiment to study the solubility of sugar in water under different sets of conditions as given in the table.

Setup Volume
of water
(mL)
Sugar Temperature
(°C)
1. 50 10 g sugar
crystals
30
2. 50 10 g finely
powdered
sugar
60
3. 100 10 g sugar
crystals
30
4. 100 10 g finely
powdered
sugar
60

Study the given data carefully and fill in the blanks by selecting an appropriate option.
Sugar will dissolve fastest in set-up __(i)__ and slowest in set-up __(ii)__.
This is because, solubility of sugar in water increases with ___(iii)__ in temperature, __(iv)__ in particle size of sugar and __(v)__ in volume of water.

(i) (ii) (iii) (iv) (v)
A 4 1 decrease increase decrease
B 2 3 increase decrease increase
C 4 1 increase decrease increase
D 1 4 increase decrease increase


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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10
No you are wrong

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 8

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