National Science Olympiad Forum By SOF Olympiad Trainer - Page 284
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shubhavi Dhondge from NPS, Banagalore
Subject :NSO    Class : Class 4

Ans 1:

Aaryav Misra from Vibgyor High, Bengaluru
Class : Class 4
Doesn't hot air rise up from the land and cold air take up the hot air's place?

Ans 2:

shubhavi Dhondge from NPS, Banagalore
Class : Class 8

Ans 3:

Aditya Nair from TSA, Bangalore
Class : Class 4
The correct answer is: D

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shubhavi Dhondge from NPS, Banagalore
Subject :NSO    Class : Class 4

Ans 1:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 8
all are correct

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Payal Porwal from St John gola, Gola
Subject :NSO    Class : Class 5

Latika took a stem of Balsam plant having leaves and flowers, and placed it in a glass of water. She mixed some red ink in the water. After some time, she observed some red stripes on the leaves, flowers and stem. Which function of plant is she trying to test?

AThe stem carries water and minerals to different parts of the plant.
BThe stem absorbs minerals and water from the soil.
CThe stem transports food prepared in the roots to different parts of the plant.
DThe stem grows in the direction of light.


Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

A


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Manya shah from Green Valley High school, Vadodara
Subject :NSO    Class : Class 9

Ans 1:

Manya shah from Green Valley High school, Vadodara
Class : Class 9
sorry it should be dthey have given c

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darsh gupta from S R D A V Public School, delhi
Subject :NSO    Class : Class 5

Ans 1:

Ayushman from Adamas International School, Kolkata
Class : Class 6
North-West

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SHASHWAT PANDEY from D A V PUUBLIC SCHOOL, NEW PANVEL
Subject :NSO    Class : Class 5

Ans 1:

Anvi Ranade from ,
Class : Class 1
It is wrong as when the population of sparrow increases, there will be less grasshoppers The correct answer should be d

Ans 2:

Anvi Ranade from ,
Class : Class 1
Oh yes. Sof is right . When we read the question carefully , it says what will NOT likely be the consequence.

Ans 3:

Ananya Ranjan from Vydehi School of Excellence, Bangalore
Class : Class 5
The correct Ans is C as it says what would NOT be the consequence

Ans 4:

Kanav mahajan from Doon international school, Mohali
Class : Class 6
SOF is right

Ans 5:

Shreyan from Delhi Public School Bangalore East, Bangalore
Class : Class 5
should be d

Ans 6:

Shreyasi Padihary from TCIS, Bangalore
Class : Class 5
Ans should be D

Ans 7:

Samriddh from ,
Class : Class 5
correct answer should be A

Ans 8:

Divyanshi from United international School, Bangalore
Class : Class 6
Yes, I agree with you Ananya.

Ans 9:

komal from At. Francis high school , Vaishali
Class : Class 8

Ans 10:

harry potter from Hogwarts school of witchcraft and wizardry , london
Class : Class 5
it is written what will not be the consequence. What are you doing SOF???!!!!!!!

Ans 11:

Mohammed Najl from Credence high school Dubai, Dubai
Class : Class 5
This is wrong.

Ans 12:

Devina kashyap from TPS, Mumbai
Class : Class 4
the correct answer should be A

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Sai shankar S from geethanjali vidyalaya, Bangalore
Subject :NSO    Class : Class 7

Ans 1:

Mubashir Azam from SBOA School and JC, Chennai
Class : Class 8
it forms both real and virtual

Ans 2:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
It can form both real as well as virtual image. It depends on the adjustment of the concave mirror.

Ans 3:

Mubashir Azam from SBOA School and JC, Chennai
Class : Class 8

Ans 4:

kartick Somasundaram from san academy, chennai
Class : Class 1
Vanakkam ubashir

Ans 5:

Sai shankar S from geethanjali vidyalaya, Bangalore
Class : Class 6

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SHASHWAT PANDEY from D A V PUUBLIC SCHOOL, NEW PANVEL
Subject :NSO    Class : Class 5

Select the correct statement out of the following.

ASandy soil needs regular addition of fertilisers as it holds a larger amount of water.
BLoamy soil has good qualities of both sandy and clayey soil and thus is most suitable for pottery.
CClayey soil develops cracks in hot weather causing harm to the roots of plants, thus is not suited for agriculture.
DThe water holding capacity is highest in clayey soil and lowest in loamy soil.


Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

Sandy soil has poor water holding capacity. Clayey soil is good for pottery. Loamy soil has average water holding capacity, and is lowest in sandy soil.

 


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SHASHWAT PANDEY from D A V PUUBLIC SCHOOL, NEW PANVEL
Subject :NSO    Class : Class 5

Ans 1:

Shuvangi Das from Vivekananda mission school, haldia
Class : Class 9
hey you dumbo guy don't you know that I am going to I S R O in my summer vacation

Ans 2:

Mishika shah from little angels high school, gwalior
Class : Class 9
Seals are end other ms and maintains a constant internal temperature.Whereas toads body temperature fluctuates according to the ambient temperature.Option (C) is correct.

Ans 3:

SHASHWAT PANDEY from D A V PUUBLIC SCHOOL, NEW PANVEL
Class : Class 5

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Ashwak from Cambridge, Jalandhar
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

D


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