National Science Olympiad Forum By SOF Olympiad Trainer - Page 608
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Dhananjayan Seshadri from PSBBSSS, Chennai
Subject :NSO    Class : Class 9

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TEJAS Agarwal from Delhi Public School Bhopal, Bhopal
Subject :NSO    Class : Class 7

Ans 1:

Amrik Pal from Kendriya Vidyalaya DRDO, Bangalore
Class : Class 6
c is correct!!!!!

Ans 2:

Shriyam from Chinmaya vidyalaya Bokaro, Bokaro
Class : Class 7
Hair like structure which helps in absorption

Ans 3:

Tanushree from Asian International School, Colombo
Class : Class 7
Option C 😜

Ans 4:

Ananya Bansal from dpsnoida, Noida
Class : Class 8
The options are wrong. A butterfly does not gnaw nectar.

Ans 5:

Ananya Bansal from dpsnoida, Noida
Class : Class 8
Answer is c

Ans 6:

Rithvik from BVM Global, Chennai
Class : Class 9
Aarna u might know any 2 answers in these right... the simple trick is to cross the wrong so anyhow only one remains and it will be the correct answer....

Ans 7:

Binay Dalai from Dps gandhinagar, Ahmedabad
Class : Class 9
c is the correct option

Ans 8:

Pratham Dave from GNS, Bangalore
Class : Class 7
C

Ans 9:

Binay Dalai from Dps gandhinagar, Ahmedabad
Class : Class 9
c is the correct option

Ans 10:

Amay from National public school , Chennai
Class : Class 4
I am not able to understand this question

Ans 11:

Rithvik from BVM Global, Chennai
Class : Class 9
option c

Ans 12:

priyanka from kendriya vidalaya kathmandu, JHAJJAR
Class : Class 8
option c

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JOHN Emmanuel from Indian school sohar, Sohar
Subject :NSO    Class : Class 6

Ans 1:

Sharvil Kadam from Vikhe Patil Memorial School, Pune
Class : Class 9
The answer is C - You have to take add the first and fourth term and then subtract it from the difference of second and third term eg of 1st one: 175 + 428 = 603 , 81 - 24 =57 603 + 57 = 660 Therefore, 1085 + 231 = 1316 , 641 - 374 = 267 1316 + 267 = 1583 Answer = C

Ans 2:

Dushyant Singh from Shree Ram Centenial School, Indore
Class : Class 9

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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:

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 2:

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

Ans 3:

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 4:

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

Ans 5:

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 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:

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

Ans 2: (Master Answer)

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

Ans 3:

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

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

Ans 1:

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.

Ans 2:

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

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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:

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

Ans 3:

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

Ans 4:

Santina Suzanne from owis, bangalore
Class : Class 4
b

Ans 5:

Kashika Goel from DPS Noida, Noida
Class : Class 7

Ans 6:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4

Ans 7:

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

Ans 8:

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

Ans 9:

Adya from DPS Noida, Noida
Class : Class 4

Ans 10:

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

Ans 11:

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

Ans 12:

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

Ans 13:

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

Ans 14:

Aathmika Shetty from Shriniketana School, Sirsi
Class : Class 5

Ans 15:

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

Ans 16:

Santina Suzanne from owis, bangalore
Class : Class 4
b

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

Ans 1:

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 2:

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

Ans 3:

Samitha Kumar from Boaz Public School , Chennai
Class : Class 10

Ans 4:

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

Ans 5:

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

Ans 6:

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

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