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

User Forum

Ask Your Question
Tulika Srimal from ,
Subject :NSO    Class : Class 5

Ans 1:

Sumit G from Greenwood High International, Bengaluru
Class : Class 8
B

Post Your Answer

Varada nair from City priode school, pune
Subject :NSO    Class : Class 4

Ans 1:

Jaytra lohia from Lvis - noida, Ghaziabad
Class : Class 5
correct answer is a

Ans 2:

Ishan shah from KLE english medium school, Solapur
Class : Class 4

Post Your Answer

Nandan N from The elegant public school,Palakkad,Kerala, Palakkad
Subject :NSO    Class : Class 4

Select the option that correctly compares clothes made from natural and synthetic fibres.

-------Clothes made of natural fibres---------Clothes made of synthetic fibres
AQuick drying-------------------------------------Slow drying
BNon-porous---------------------------------------Porous
CBiodegradable------------------------------------Non-biodegradable
DNon-waterproof----------------------------------Waterproof


Is this answer correct? Option D is correct as per system!

Ans 1:

Ajoy Bhuyan from DELHI PUBLIC SCHOOL, Bongaigaon
Class : Class 4

Ans 2:

Utsab Das from Adamas World School, Kolkata
Class : Class 4
I think C is the right ans

Ans 3:

Jayanth from The Deens Academy, Bengaluru
Class : Class 4
C

Ans 4:

from , Bengaluru
Class : Class 5
C is also correct.So option should be C and D.

Ans 5:

Mahadevan from KV Rubber Board Kottayam, Kottayam
Class : Class 5
c is correct

Ans 6:

Sarah Ishika Dowerah from Delhi Public School, Numaligarh
Class : Class 7
I too think C. is the correct answer.

Ans 7:

DC from VIB, PUNE
Class : Class 4
C is the correct answer

Ans 8:

NIRMAY JOSEPH from DON BOSCO PARK CIRCUS, Kolkata
Class : Class 5
Option C is the correct ans

Post Your Answer

pradeep khatkar from ,
Subject :NSO    Class : Class 4

Ans 1:

Jaytra lohia from Lvis - noida, Ghaziabad
Class : Class 5
answer c is correct because broccoli is a flower but what a you are saying is wrong because potato is a stem not a root

Ans 2:

INDRANI GHOSH ROY from AMRITA VIDYALAYAM, Durgapur
Class : Class 5
C.BROCCOLI-FLOWER

Post Your Answer

monika from MODERN DELHI PUBLIC SCHOOL, Faridabad
Subject :NSO    Class : Class 4

Read the given passage carefully.
Houseflies go through stages in their life cycle. The housefly lays hundreds of eggs at a time. Each egg hatches to produce a young one called a . The larva of a housefly is called . After some days, the larva becomes barrel-shaped. It is now called a . The pupa is covered by a . The e breaks open in a week and a young housefly comes out.Select the option which correctly fills any three blanks.

Aa - four ,     c - nymph ,     d - cocoon
Bb - larva ,    d - pupa ,       e - cocoon
Ca - three ,     b - larva ,      d - pupa
Dc - maggot ,  d - pupa ,     e - nymph

Ans 1:

Jaytra lohia from Lvis - noida, Ghaziabad
Class : Class 5
correct answer is b, because he has asked to fill any 3 blanks with correct option.

Post Your Answer

pooja shankar from KK Anand Smart Academy, Chennai
Subject :NSO    Class : Class 8

Ans 1:

Apoorva106 from Little Angels Sr. Sec. School, Sonepat
Class : Class 8
we know that force = mass * acceleration here, mass = 4 kg and acceleration = 0.8 m/s so force = 4 * 0.8 = 3.2 N and frictional force = 15 N So total force acting on it = 15 + 3.2 = 18.2 N

Post Your Answer

ila gupta from GIIS Dubai, Dubai
Subject :NSO    Class : Class 3

Ans 1:

from ,
Class :
Each of these organs synthesizes its mixture of digestive juices that breaks down food into smaller pieces that can be absorbed into the body. 1. Salivary Glands. The main salivary glands are found in the cheeks, under the tongue and around the jaw. ... 2. Stomach. ... 3. Pancreas. ... 4. Liver. ... 5. Intestines. Answer is B - Intestine Stomach and Salivary glands

Post Your Answer

Anushka from DPS Gandhinagar , Gandhinagar
Subject :NSO    Class : Class 6

Ans 1:

Aishi Pal from Kendriya Vidyalaya DRDO, Bangalore
Class : Class 6
d

Ans 2:

Prisha Gupta from Lokhandwala Foundation School, Mumbai
Class : Class 7
THE ANSWER SHOULD BE D

Ans 3:

Bhagyesh Kamal from DPS, Mumbai
Class : Class 8
answer and explantion

Ans 4:

JUGAAJYOTI DASH from Doon International School, Bhubaneswar
Class : Class 9
Evaporation occur at all temperature.

Ans 5:

Praneeth from Null, Garden City
Class : Class 6
Not able to understand. Please give a clear explanation team Olympiad Trainer.

Ans 6:

aditya arora from lotus valley international school, gurugram
Class : Class 6

Post Your Answer

Animesh Kumar from St Michael , Durgapur
Subject :NSO    Class : Class 3

Ans 1:

AYUSHMAN MAURYA from St Marys Convent Sr Sec School Jaipur, JAIPUR
Class : Class 4

Ans 2:

from ,
Class :
D Cross

Post Your Answer

Pranav from DPS panvel, Mumbai
Subject :NSO    Class : Class 6

Post Your Answer