National Science Olympiad Forum By SOF Olympiad Trainer - Page 645
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Dhananjayan Seshadri from PSBBSSS, Chennai
Subject :NSO    Class : Class 9

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Kshitij Nagtode from Glendale Academy, Hyderabad
Subject :NSO    Class : Class 6

Ans 1:

tauseef from pearl school, doha
Class : Class 5
ans is d

Ans 2:

SOUMYA SHAMBHAVI JHA from PODAR INTERNATIONAL SCHOOL, MUMBAI
Class : Class 6
W’ is the modified fleshy tap root of turnip which stores the reserve food material. ‘X’ represents garlic i.e. an underground stem modification. In both garlic and onion, fleshy scales are edible. ‘Y’ is tomato, which is a fruit but is eaten as a vegetable. ‘Z’ represents wheat grains, which are edible seeds but in potato stem is edible.

Ans 3:

Ashwak from Cambridge, Jalandhar
Class : Class 9
I think its C . I searched the internet and it shows that tomato is a fruit eaten as a vegetable

Ans 4:

Ritvik Pujari from Sri Sri Ravishankar Vidhy mandir, Mumbai
Class : Class 8

Ans 5:

ARYAN AGRAWAL from NPS KORAMANGALA, BANALORE
Class : Class 8
Ans is d as the edible part of wheat is seed but that of potato is stem

Ans 6:

RICHA BORAH from K V ANNA NAGAR, CHENNAI
Class : Class 7
W are roots which store food in them . X is a stem and onion is also a stem. Y are fruits of the plant and we call them as vegetables. Z are seeds but potatoes are stems , so they are not same.

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Gaurab Das from DPS School, Bengaluru
Subject :NSO    Class : Class 9

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Harshit Singh from Dehli Public School, Sector-102A, Gurgaon, Gurgaon
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

Ans 2:

Soumyajit Das from Hariyana Vidya Mandir, NORTH 24 PARGANAS
Class : Class 8
R. Fragile S. Allows light to pass T. Flexiblecorrect answer: option 'b'

Ans 3:

AARNA GARG from bethany high school, Bangalore
Class : Class 4
yes

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Gauri Singh from St Johns School Marhauli, Varanasi
Subject :NSO    Class : Class 5

Ans 1:

ANANYA.MUKHERJEE.5.lvisn from lvis, noida
Class : Class 5
Because a tv converts electrical energy and not chemical energy.

Ans 2:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is C because bomb has chemicals and whan a bomb bursts, it creates sound energy, and raditions, which is light energy.

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Harshit Singh from Dehli Public School, Sector-102A, Gurgaon, Gurgaon
Subject :NSO    Class : Class 3

Ans 1:

samarth kshatriya from delhi public school,bhilai, bhilai
Class : Class 3
class - 3

Ans 2:

samarth kshatriya from delhi public school,bhilai, bhilai
Class : Class 3
the correct answer is B

Ans 3:

Santina Suzanne from owis, bangalore
Class : Class 4
a and b are correct so the answer is D

Ans 4:

Aathmika Shetty from Shriniketana School, Sirsi
Class : Class 5
Yes correct the answer is B

Ans 5:

Dripto Goswami from Aditya Academy Secondary, Barasat, Barasat
Class : Class 9

Ans 6:

Krishiv Chandan Sukul from Seven 11 Scholastic School, Mumbai
Class : Class 6

Ans 7: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

Ans 8:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Yes , the correct answer is B .

Ans 9:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4

Ans 10:

Santina Suzanne from owis, bangalore
Class : Class 4
b

Ans 11:

Aathmika Shetty from Shriniketana School, Sirsi
Class : Class 5

Ans 12:

Adya from DPS Noida, Noida
Class : Class 4

Ans 13:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4
b not d

Ans 14:

Santina Suzanne from owis, bangalore
Class : Class 4
b is the answer not d because b is sun and sun has no craters

Ans 15:

Santina Suzanne from owis, bangalore
Class : Class 4
b

Ans 16:

Kashika Goel from DPS Noida, Noida
Class : Class 7

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Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

LAVANYA DADHWAL from BLOOM PUBLIC SCHOOL, South West Delhi
Class : Class 9
Usually leaves having reticulate venation have tap roots and leaves having parallel venation have fibrous root, hence the answer is c because tap roots provide better anchorage than fibrous root

Ans 2:

Utsavi Priya from DPS RUBY PARK, KOLKATA
Class : Class 8
so bad and lengthy questions ??!!

Ans 3:

NISHTHA GUPTA from DPS R K Puram, newdelhi
Class : Class 10
shut up ! stop giving weird question where we gunna find da answers weirdos

Ans 4:

Archana from Opg World School, New Delhi
Class : Class 7

Ans 5:

Vindiyaashri K from Boaz Public School , Chennai
Class : Class 9

Ans 6:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
question very difficult especially for only 20 mins test time

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Devang Bansal from St Kabir Public School, Chandigarh
Subject :NSO    Class : Class 9

Ans 1:

venkatt ramanaw from DePaul School ICSE Ukkunagaram, Visakhapatnam
Class : Class 9
C-It remains constant throughout.

Ans 2:

from , Nanded
Class : Class 10
C- It must remain constant through out.

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Harshit Singh from Dehli Public School, Sector-102A, Gurgaon, Gurgaon
Subject :NSO    Class : Class 3

Ans 1:

Shrihan Koley from Radiant International School , Patna
Class : Class 5

Ans 2:

Santina Suzanne from owis, bangalore
Class : Class 4
d is answer

Ans 3:

Shrihan Koley from Radiant International School , Patna
Class : Class 5

Ans 4:

Anaahad Mehar Satsangi from Delhi Public School Agra, Agra
Class : Class 3
The answer is a

Ans 5:

Shaurya Shinde from Goldcrest High Vashi, Navi Mumbai
Class : Class 8
Answer: AExplanation: Food is masticated with teeth and partially digested by the action salivary juices in the mouth (P).

Ans 6:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5
The answer is A

Ans 7: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is A.

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Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Shruthi Sanya from DPS, Bangalore
Class : Class 6

Ans 2:

Devavrat Sharma from Podar International School Powai, Mumbai
Class : Class 7

Ans 3:

Arya Kiran from PSBB KK NAGAR, Chennai
Class : Class 9

Ans 4:

Iba khan from DPS GBN, Noida
Class : Class 6

Ans 5:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
uhhhhhhhhhhh how is opening of a bud a chemical change? the chemical compound does not change still so answer should be only 4 i think

Ans 6:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Arnav opening of bud is a chemical change because then it turns into flower and is irreversible

Ans 7:

Vedant from DON BOSCO, CHENNAI
Class : Class 2

Ans 8:

Himanshi yadav from St. Francis convent school,sikandra Agra, AGRA
Class : Class 7

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