National Science Olympiad Forum By SOF Olympiad Trainer
  1. Home
  2. /  Forum

User Forum

Ask Your Question
Snehil Sinha from DELHI PUBLIC SCHOOL, Jamshedpur
Subject :NSO    Class : Class 3

Ans 1:

MAYANK from Jain Public School, REWARI
Class : Class 5

Ans 2:

RIDHIMA AGARWAL from dps noida, Noida
Class : Class 4
15/24

Ans 3:

mahati putta from cornerstone public school , Hyderabad
Class : Class 3
Total there are 12 squares and each one is into two parts, so total 24. among those unshaded are 15, so the answer is 15/24

Post Your Answer

ANMOL SWARUP SAHOO from ST MARYS SCHOOL NTPC KANIHA DEEPSHIKHA, TALCHER
Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

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

Post Your Answer

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.

Post Your Answer

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

Ans 1:

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

Ans 2:

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

Ans 3:

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

Post Your Answer

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

Ans 1:

Bhavya Sheth from Bright Day School, Vadodara
Class : Class 4
(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 2:

Bhavya Sheth from Bright Day School, Vadodara
Class : Class 4
(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:

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

Post Your Answer

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 4
(C)a virus which uses bacteria as a host This microorganism is a virus also known as a BACTERIOPHAGE.

Post Your Answer

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.

Post Your Answer

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

Ans 1: (Master Answer)

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

Ans 2:

lavanya from bcm chd road, Ludhiana
Class : Class 5

Ans 3:

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

Ans 4:

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 5:

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

Post Your Answer

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

Post Your Answer

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

Ans 1:

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

Ans 2:

Ishaan Das Roy from Sri Chaitanya Techno School, Bengaluru
Class : Class 8

Post Your Answer