National Science Olympiad Forum By SOF Olympiad Trainer - Page 118
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sarag bordoloi from dps numaligarh, golaghat
Subject :NSO    Class : Class 7

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Maan saxena from St Joseph's coed school , Bhopal
Subject :NSO    Class : Class 8

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Aditya Jain from Delhi Public School Bilaspur , Bilaspur
Subject :NSO    Class : Class 4

The given graph shows the amount of changes in the number of fish in a water body in a year. Select the INCORRECT option regarding this.


AAt time P, some factory was established near the water body that discharged its used water in it.
BAt time Q, the factory was relocated to some other part, away from the water body.
CAt time R, large amount of oil was accidentally spilled into the water body.
DAt time S, a new factory was established near the water body.


Ans 1:

sss from ppp, dd
Class : Class 1

Ans 2:

Kushagra Chaturvedi from Podar International School Chinchwad, Pune
Class : Class 6
Answer is D.

Ans 3:

Ehsaas Gupta from DPS DUBAI, Dubai
Class : Class 4

Ans 4:

Aditya Jain from Delhi Public School Bilaspur , Bilaspur
Class : Class 5

Ans 5:

chiradeep from vydehi school of excelence , bengalore
Class : Class 4

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Aditya Jain from Delhi Public School Bilaspur , Bilaspur
Subject :NSO    Class : Class 4

Ans 1:

chiradeep from vydehi school of excelence , bengalore
Class : Class 4

Ans 2:

Aditi Sindge from Podar International school , Latur413512
Class : Class 4
8 Cubes are in image mayurakshi why you are saying wrong to samridhi

Ans 3:

Neelam Sharma from DAV CPS MANDI , MANDI HP
Class : Class 4

Ans 4:

samridhi from NOTREDAME ACADEMY PATNA, PATNA
Class : Class 4

Ans 5:

Mayurakshi from SFS NARENGI Guwahati, Guwahati
Class : Class 4
Samridhi is wrong❌

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Saahanya from BVRTSE, Pune
Subject :NSO    Class : Class 4

Ans 1:

Kushagra Chaturvedi from Podar International School Chinchwad, Pune
Class : Class 6
The answer is D.

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Shrinidhi from Akshaya Academy CBSE school ,oddanchtram, Oddanchatram
Subject :NSO    Class : Class 6

Ans 1:

Asha Anand from Mgn public school ue2, jalandhar
Class : Class 7
The answer shown here is wrong as there at many correct options

Ans 2:

Hityshini Upadhyay from Delhi Public School ,Bopal, AHMEDABAD
Class : Class 7
please clarify the answer

Ans 3:

Asha Anand from Mgn public school ue2, jalandhar
Class : Class 7
The question is confusing as they have asked which does not satisfy so answer will be b. We should read the question carefully

Ans 4:

Pradyumna Kanthale from podar International school, pune, Pune
Class : Class 2
please clarify the question

Ans 5:

ABDULLAH ABID SULAIMAN from RAJAGIRI, BENGALURU
Class : Class 8
please clarify this question

Ans 6:

Aryan satapathy from St. Mary's School, Jajpur
Class : Class 7
I don't understand how to do it PlsClarify the question

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Shaman Amin from SDM school, Mangalore
Subject :NSO    Class : Class 8

Ans 1:

VIVIN JAIN from DPS Navi mumbai, Navi Mumbai
Class : Class 8
No Solution !

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Shreeja Akella from DPS North, Bengaluru
Subject :NSO    Class : Class 7

Refer to the given paragraph and select the correct option regarding V-Z.
When we take in oxygen, the ribs move ___V___ and ___W___ and diaphragm becomes ___X___ . This ___Y___ the volume of the thoracic cavity and the air pressure inside the lungs ___Z___ .

AV - Upward; W - Outward; X - Flat; Y - Increases; Z - Decreases
BV - Downward; W - Inward; X - Curved; Y - Decreases; Z - Increases
CV - Upward; W - Outward; X - Flat; Y - Decreases; Z - Increases
DV - Downward; W - Inward; X - Curved; Y - Increases; Z - Decreases


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Shreeja Akella from DPS North, Bengaluru
Subject :NSO    Class : Class 7

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Akshaj Gupta from Neerja Modi School, Jaipur
Subject :NSO    Class : Class 5

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