National Science Olympiad Forum By SOF Olympiad Trainer - Page 304
  1. Home
  2. /  Forum

User Forum

Ask Your Question
Admin fly from Ddssxxx, Ax
Subject :NSO    Class : Class 7

Refer to the given figure and select the correct option regarding P, Q, R, S and T.



A In pea, R is modified into tendril to give support whereas in Venus flytrap, S is modified to catch insects.
BR is modified into spines to prevent water loss whereas S performs photosynthesis in Opuntia.
CT is modified to store food in turnip and ginger whereas outer covering of P is edible in cardamom.
DQ is modified to store food in cabbage, broccoli and lettuce.


Ans 1:

Admin fly from Ddssxxx, Ax
Class : Class 1

Post Your Answer

Admin fly from Ddssxxx, Ax
Subject :NSO    Class : Class 7

Ans 1:

Hritvi from Podar International School, Mumbai
Class : Class 7
C

Ans 2:

Admin fly from Ddssxxx, Ax
Class : Class 1
yes

Post Your Answer

Sarthak Jay Singh from Prudence, New Delhi
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

B

Rohit tried to push a wall but failed to do so. that means he applied some force in the wall, but the wall did not move. So, some energy is spent, but no work is done.


Post Your Answer

Elizabeth from Birla Public School, Doha
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

A

Shadows move during the day, and their length changes. They are longest in morning and evening. They are shortest at noon. So, Option A is the right answer.


Post Your Answer

Tirthaa Tripathy from DAV NTPC Kaniha, Angul
Subject :NSO    Class : Class 9

Fill in the given blanks by choosing an appropriate option.
A sound of single frequency is called a _(i)_ . The sound produced due to a mixture of several frequencies is called a _(ii)_ and is pleasant to listen. Sound propagates through a medium at a finite speed but the speed of sound _(iii)_ as it propagates from solid to gaseous medium. In any medium as we _(iv)_ the temperature, the speed of sound also _(v)_.

(i) (ii) (iii) (iv) (v)
A Note Tone Increases Decrease Decreases
B Note Tone Decreases Increase Increases
C Tone Note Decreases Increase Increases
D Tone Note Increases Increase Increases


Post Your Answer

shivani from lodha world school palava, palava
Subject :NSO    Class : Class 5

Ans 1:

Anushka Sinha from Sushila Birla Girls School, Kolkata
Class : Class 7
nice question

Post Your Answer

Vidushi from DPS, BENGALURU
Subject :NSO    Class : Class 4

Ans 1:

mishika tripathi from DPS, Gurugram, Haryana
Class : Class 5
no solution for this

Ans 2:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
givesolution

Ans 3:

Emma Miriam George from Sophia High School, Bangalore
Class : Class 3
ok

Post Your Answer

Amruta Nasikkar from bgs nps, bangalore
Subject :NSO    Class : Class 7

Post Your Answer

Agriye Kamboj from ST.XAVIER SEC SE CO ed Bhopal, BHOPAL
Subject :NSO    Class : Class 4

Ans 1:

vineet8026@gmail.com from dps, Doha
Class : Class 1

Ans 2:

Utkarsh Priyam from DSE, hyderabad
Class : Class 7

Ans 3: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

D

Solution is the liquid mixture in which the minor component (the solute) is dissolved in the major component (the solvent). So, when Pinki made lemonade by dissolving lemon juice and little sugar in water, it means lemon juice and sugar are the solutes, Water is the solvent, and lemonade is the solution.


Post Your Answer

PARNIKA SINGH from GYAN GANGA EDUCATION ACADEMY, RAIPUR
Subject :NSO    Class : Class 7

Ans 1:

SOMDATTA BHATTACHARYA from Delhi Public School, Dhaligaon, Bongaigaon
Class : Class 5

Ans 2:

Shreya Sudarshan from RVK - Banashankari, Bengaluru
Class : Class 7
can a solution be given to the following problem ?

Post Your Answer