National Science Olympiad Forum By SOF Olympiad Trainer - Page 706
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Saswat Mahapatra from St. Francis School, Ghaziabad
Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

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

Ans 2:

vansh mishra from doha modern indian school, doha
Class : Class 7

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Harsh from D.A.V.PUBLIC SCHOOL PATIALA, Patiala
Subject :NSO    Class : Class 6

Ans 1:

ramesh datta from DPS dwarka , New Delhi
Class : Class 7
answer should be b (iv only) because at noon the shadow is the shortest and at early morning and evening the shadow is the longest

Ans 2:

JUGAAJYOTI DASH from Doon International School, Bhubaneswar
Class : Class 9
The length of the shadow increases in afternoon.

Ans 3:

Naman from Svm, Nalasopara
Class : Class 6
only 1/2 was given❗❗❗❗❗❗❗😒😒

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Anshuman Pradhan from Gitanjali Devashray , Hyderabad
Subject :NSO    Class : Class 8

Ans 1:

Ridhi Goyal from DAV Public School, Ludhiana
Class : Class 9
due to radiation pressure

Ans 2:

Bhavya Sheth from Bright Day School, Vadodara
Class : Class 6
(D) Radiation Pressure As a comet approaches the inner solar system, solar radiation causes the volatile materials in the comet to vapourize and stream out of nucleus, carrying away dust. the streams of dust and gas thus released form a tail. and since the radiation are towards the comet from one direction and the tail could not repel the radiation, and pointing away from the sun due to the radiation. -Asita Sheth, class8

Ans 3:

Bhavya Sheth from Bright Day School, Vadodara
Class : Class 6
(D) Radiation Pressure As a comet approaches the inner solar system, solar radiation causes the volatile materials in the comet to vapourize and stream out of nucleus, carrying away dust. the streams of dust and gas thus released form a tail. and since the radiation are towards the comet from one direction and the tail could not repel the radiation, and pointing away from the sun due to the radiation. -Asita Sheth, class8

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Anshuman Pradhan from Gitanjali Devashray , Hyderabad
Subject :NSO    Class : Class 8

Ans 1:

jainitf3 from MAHATMA MONTESSORI SCHOOL (CBSE) , Madurai
Class : Class 8
c

Ans 2:

Shreya Bajpai from St Josephs Girls H S School , Bhopal
Class : Class 9
they are some viruses that can even kill bacteria

Ans 3:

Bhavya Sheth from Bright Day School, Vadodara
Class : Class 6
(C)a virus which uses bacteria as a host This microorganism is a virus also known as a BACTERIOPHAGE.

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ramesh datta from DPS dwarka , New Delhi
Subject :NSO    Class : Class 6

Ans 1:

JUGAAJYOTI DASH from Doon International School, Bhubaneswar
Class : Class 9
Draw a diagram to get the answer.

Ans 2:

JUGAAJYOTI DASH from Doon International School, Bhubaneswar
Class : Class 9
Draw a diagram to get the answer.

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anoushka from n k bagrodia global school, New Delhi
Subject :NSO    Class : Class 4

Ans 1:

lavanya from bcm chd road, Ludhiana
Class : Class 5

Ans 2: (Master Answer)

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

Ans 3:

Aditya Singla from Somerville international school, Noida
Class : Class 4
The correct answer is A because plant X gets enough sunlight and plants in pot Y are competing for nutrients.

Ans 4:

adhiraj chaudhary from apeejay school noida, noida
Class : Class 3
options b,c,d are the same

Ans 5:

Nysa Sharma from Lotus Valley School Noida, Noida
Class : Class 4
ans1is correct

Ans 6:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5

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Ojas Bhargava from Global Indian International School, Singapore
Subject :NSO    Class : Class 5

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SUHANI PANDA from DE PAUL SCHOOL, BERHAMPUR
Subject :NSO    Class : Class 6

Ans 1:

Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Class : Class 10

Ans 2:

ramesh datta from DPS dwarka , New Delhi
Class : Class 7
answer should be c because tomato is scientifically a fruit

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SUHANI PANDA from DE PAUL SCHOOL, BERHAMPUR
Subject :NSO    Class : Class 6

Ans 1:

Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Class : Class 10

Ans 2:

Anmol kathar from deogiri global academy, aurangabad
Class : Class 10
please give the solution for these question. please please please

Ans 3:

EKLAVYA GONDULE from DPS BHILAI, Bhilai
Class : Class 7
Please give solution for this question.

Ans 4:

Arsh from Lahs, Gwalior
Class : Class 3
please give solution

Ans 5:

Amrik Pal from Kendriya Vidyalaya DRDO, Bangalore
Class : Class 6
ans D

Ans 6:

student from school, city
Class : Class 10
The answer is (D).

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ASHNA JAIN from inventure ACADEMY, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Tushar from DPS, Bengaluru
Class : Class 9
The correct answer is Option D.

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