National Science Olympiad Forum By SOF Olympiad Trainer - Page 638
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dhruv from Sri Aurobindo Memorial School, Bengaluru
Subject :NSO    Class : Class 8

Ans 1:

ketaki kul from sanskriti school, Pune
Class : Class 10
Mycobacterium tuberculosis is the causative organism of tuberculosis

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RUDRA.JIN   DAL from DPS noida, Noida
Subject :NSO    Class : Class 3

Ans 1:

RUDRA.JIN   DAL from DPS noida, Noida
Class : Class 3

Ans 2:

Soham from Golden Earth Global School, Sangrur, Sangrur
Class : Class 3
B

Ans 3:

Ajantha GS from SDM CBSE English Medium School, Dharwad
Class : Class 5
b

Ans 4:

from M G M Senior Secondary school Sec-6,
Class : Class 5
B

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OISHIK KUNDU from Delhi Public school North kolkata, baranagar
Subject :NSO    Class : Class 4

Ans 1:

Harini from vibgyor high, bangalore
Class : Class 3

Ans 2:

Shaurya Suryawanshi from The Orbis school, Pune
Class : Class 7
it's 'd' or 'a'..... not sure

Ans 3: (Master Answer)

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

Ans 4:

Mahadevan from KV Rubber Board Kottayam, Kottayam
Class : Class 9
d is the answer

Ans 5:

Tvisha Bindal from Manav Rachna International School Sector 14, Faridabad
Class : Class 4
Its D

Ans 6:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 7
please help help master answer explain

Ans 7:

Sheel Mehta from Riverside, Ahmedabad
Class : Class 4
The Correct Answer Is A

Ans 8:

Tvisha Bindal from Manav Rachna International School Sector 14, Faridabad
Class : Class 4
not sure

Ans 9:

ishit from EUROSCHOOL THANE, THANE WEST
Class : Class 7
Can you tell the answer to this question

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parisasingh from Greenwood High, Bengaluru
Subject :NSO    Class : Class 6

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SHREYASHI.CHANDRA from DPS Noida, Greater Noida West
Subject :NSO    Class : Class 4

Ans 1:

Sukrit from Swami vivekanand high school , Mumbai
Class : Class 6
HOW MANY SQUARES ARE THERE AND GIVE SOLUTION

Ans 2:

Kavitharini Joseph from HUS, Chennai
Class : Class 6
i cant count please give solution

Ans 3:

ADITYA ROY from VIDYASAGAR SHISHU NIKETAN, MEDINIPUR
Class : Class 5
This answer should be three.

Ans 4:

arpita Jaiswal from bhartiya vidya bhavan, wardha
Class : Class 4
Please give solution

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Shaunak Mahapatra from Mount Litera Zee School, Contai
Subject :NSO    Class : Class 6

Ans 1:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
A means A. Aarya you are right

Ans 2:

Aarya Singh from Indian School Ghubra, Muscat
Class : Class 3
It's A, as in a hammer, the fulcrum, that is the place were the head of the hammer and rod of the hammer meet is in center, the load which is the nail is on one end and the effort we apply is on the other end

Ans 3:

Aprameyan Baranidar from Seven senses Montessori, Bengaluru
Class : Class 6
It is A

Ans 4:

Ritabrata Das from OPJS, Angul
Class : Class 7
It should be both a

Ans 5:

Suhani Agarwal from St. Mary's ICSE School, Mumbai
Class : Class 8

Ans 6:

harry potter from hogwarts, hogsmeade
Class : Class 6

Ans 7:

Aishwarya B from Shantiniketan International School , Hyderabad, HYD
Class : Class 9
D

Ans 8:

Aishwarya B from Shantiniketan International School , Hyderabad, HYD
Class : Class 9
I meant c

Ans 9:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8
It is C.. Cuz the fulcrum is at one end..

Ans 10:

Pratham Dave from GNS, Bangalore
Class : Class 7
It shows that the effort is in between and load and fulcrum are at the ends .

Ans 11:

Kaashvi Sharma from Bal Bharati Public School, GRHM, New Delhi
Class : Class 8

Ans 12:

Lakshmi from FPS, Bangalore
Class : Class 10
It will not be A because in first class lever the fulcrum lies between load and effort but in hammer effort lies between fulcrum and load

Ans 13:

Arjun gupta from Dps noida , Noida
Class : Class 7
should be A

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Bibhu biswajit Jena from Kendriya Vidyalaya, Kendrapara
Subject :NSO    Class : Class 8

Ans 1:

ketaki kul from sanskriti school, Pune
Class : Class 10
Mirage is an optical illusion caused due to refraction of light.

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AKSHITA DIXIT from R K SARDA VIDYA MANDIR, RAIPUR
Subject :NSO    Class : Class 6

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AKSHITA DIXIT from R K SARDA VIDYA MANDIR, RAIPUR
Subject :NSO    Class : Class 6

Ans 1:

AKSHITA DIXIT from R K SARDA VIDYA MANDIR, RAIPUR
Class : Class 6

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AKSHITA DIXIT from R K SARDA VIDYA MANDIR, RAIPUR
Subject :NSO    Class : Class 6

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