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

User Forum

Ask Your Question
VANSH GARG from DPSG, GHAZIABAD
Subject :NSO    Class : Class 3

Post Your Answer

VANSH GARG from DPSG, GHAZIABAD
Subject :NSO    Class : Class 3

Post Your Answer

Adish Gupta from Podar international school , Mumbai
Subject :NSO    Class : Class 7

Read the given statements and select the correct option.
Statement 1: The digested food is absorbed mainly in the small intestine.
Statement 2: The inner wall of small intestine contains numerous finger-like projections called villi.

A Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
B Both statements 1 and 2 are true but statement 2 in not the correct explanation of statement 1.
C Statement 1 is true but statement 2 is false.
D Both statements 1 and 2 are false.


Ans 1:

shaurya gupta from DPS NOIDA, NOIDA
Class : Class 7
It should be B as there is no explanation between statement 1 and statement 2

Ans 2:

Hritvi from Podar International School, Mumbai
Class : Class 7
Answer is A because the most important task of villi is the absorption of nutrients in small intestine.

Ans 3:

Siddharth from Navy Children School, KOCHI
Class : Class 7

Ans 4:

Gania Rathore from Vidya Mandir Estancia, Chennai
Class : Class 7
IT SHOULD BE ''B''. NONE OF THESE EXPLAIN EACH OTHER

Ans 5:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 9
it should be b. it is no correct explanation

Post Your Answer

ARCHISHA SIKDAR from CHOITHRAM MANIKBAG, INDORE
Subject :NSO    Class : Class 5

Ans 1:

Pratham Dave from GNS, Bangalore
Class : Class 6
But only nitrogen is used in fire extinguisher

Ans 2:

from SSRVM, PUNE
Class : Class 7
ANS- D as nitrogen does support burning and carbon di oxide is used in fire extinguishers

Ans 3:

Cheshika batra from Our lady of Fatima convent school, Patiala
Class : Class 5
B

Ans 4:

Cheshika batra from Our lady of Fatima convent school, Patiala
Class : Class 5
B

Ans 5:

Shrey Sanmay from open minds a birla school, patna
Class : Class 6
ANS-D -both B and C

Ans 6:

akshaj das from NARAYANA E TECHNO kaggdaspura, Bengaluru
Class : Class 5
X

Post Your Answer

Vinay from Ggis, Pune
Subject :NSO    Class : Class 6

Post Your Answer

Vinay from Ggis, Pune
Subject :NSO    Class : Class 6

Ans 1:

Kushal from Chirec, Hyderabad
Class : Class 7
the answer is cotton flower

Post Your Answer

Kishore Kadiyala from NPS, BANGALORE
Subject :NSO    Class : Class 4

Ans 1:

Asmita verma from Uttam school for girls, ghaziabad
Class : Class 4
They are example of lever

Post Your Answer

Adish Gupta from Podar international school , Mumbai
Subject :NSO    Class : Class 7

In the given figure, two cars coming from town P are traveling with a speed of 65 km h–1. When they reach the cross road, one of the car turns towards town Q whereas the other continues forward towards town R. Both continue to move with the same speed of 65 km h–1.
Which of the following options is correct for given statements?

(i) Both cars have same velocities even if the car turns towards town Q.
(ii) Two bodies have same velocities if they are moving with same speed in different directions.

A Both (i) and (ii) are correct and (ii) is the correct explanation of (i).
B Both (i) and (ii) are correct but (ii) is not the correct explanation of (i).
C Only (i) is correct.
D Neither (i) nor (ii) is correct.


Post Your Answer

Samriddhi Debbarma from Chirec International School, Hyderabad
Subject :NSO    Class : Class 3

Ans 1:

ANSHUL GAJJAR from PODAR INTERNATIONAL SCHOOL, AHMEDABAD
Class : Class 3
B

Ans 2:

divita saxena from bhavans vidya mandir ashti , nagpur
Class : Class 4
ans is b

Ans 3:

divita saxena from bhavans vidya mandir ashti , nagpur
Class : Class 4
ans is b

Post Your Answer

Samriddhi Debbarma from Chirec International School, Hyderabad
Subject :NSO    Class : Class 3

Ans 1:

divita saxena from bhavans vidya mandir ashti , nagpur
Class : Class 4
a both plants and humans grow and reproduce

Ans 2:

ANSHUL GAJJAR from PODAR INTERNATIONAL SCHOOL, AHMEDABAD
Class : Class 3
D

Ans 3:

Prithwanko Ghosh from Campus School, IIT Kanpur, Kanpur
Class : Class 4
growing and reprducing is done by both plants and animals so A is the correct answer

Ans 4:

divita saxena from bhavans vidya mandir ashti , nagpur
Class : Class 4
a both plants and humans grow and reproduce

Ans 5:

divita saxena from bhavans vidya mandir ashti , nagpur
Class : Class 4
a both plants and humans grow and reproduce

Post Your Answer