National Science Olympiad Forum By SOF Olympiad Trainer - Page 719

User Forum

Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
Reversible change

Ans 2:

Class : Class 7
C) reversible change

Ans 3:

Class : Class 6
c

Post Your Answer

Subject :NSO    Class : Class 6

Post Your Answer

Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10
Plants donot directly absorb nitrogen from the atmosphere. They actually fix nitrogen in the soil with the help of symbiotic nitrogen fixing bacteria in their root nodules

Post Your Answer

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5
B - Skin → Nerves → Spinal cord → Nerves → Hand is pulled back

Ans 2:

Class : Class 6
without brain how will we move

Ans 3:

Class : Class 5
yeeeeeeeeeeeessssssssssss!!!!!!!!!!!!!

Ans 4:

Class : Class 4
skin ,nerves ,spinal cord ,brain,Spinal cord, Nerves, Hand is pulled back

Ans 5:

Class : Class 8
the brain should be there

Ans 6:

Class : Class 6
Spinal cord sometimes acts as brain

Ans 7:

Class : Class 5
without brain there would be no reflex. Spinal cord is just a carrier through neurons..it's the brain which signals to pull back the hand from a hot kettle...not any other organs.

Ans 8:

Class : Class 7
spinal cord acts as brain sometimes hence option B is correct

Ans 9:

Class : Class 5
Confusinggggggggggggggggggggggggggggggg

Ans 10:

Class : Class 5
without brain's indicator how nerves will pull hands?

Ans 11:

Class : Class 5

Ans 12:

Class : Class 9
it will be none of the above because there is no brain

Ans 13:

Class : Class 5
nooo

Ans 14:

Class : Class 4
What about Brain?

Ans 15:

Class : Class 7
Where is brain

Ans 16:

Class : Class 3
OH,Nooooooooooooooooooooooooooooooooooooooooooooooooooooooooo|

Ans 17:

Class : Class 3
The option 'B' is the correct answer.

Ans 18:

Class : Class 3
It can never be like that.

Ans 19:

Class : Class 4
skin-nerve-spinal cord-brain-nerve-hand pulled back

Ans 20:

Class : Class 8
how will the other parts get signal ?

Ans 21:

Class : Class 3
No Answer: D were is brain

Ans 22:

Class : Class 7
option B

Ans 23:

Class : Class 3
The hand can't move without the signals of brain

Ans 24:

Class : Class 3
The option 'B' is the correct answer.

Ans 25:

Class : Class 9
The answer B is correct because the Spinal Cord controls the Reflex Actions and if we touch a hot kettle and move our hand back, its a Reflex Action of course!!!

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
c

Ans 2:

Class : Class 4
Asteroids are small, irregular lumps of rock that move in orbits around the Sun. Most asteroids lie in a vast ring between the orbits of Mars and Jupiter. This is called asteroid belt that holds millions of asteroids. Asteroids can be classified into two broad groups based on their composition and location-carbon rich asteroids dominate the outer part of asteroid belt whereas metal rich asteroids dominate the inner part of belt.

Ans 3:

Class : Class 5

Ans 4:

Class : Class 5

Ans 5:

Class : Class 6

Ans 6:

Class : Class 10
option A is the correct answer

Ans 7:

Class : Class 5

Ans 8:

Class : Class 7
Option C is the correct answer

Ans 9:

Class : Class 8
Option C and A are both correct

Ans 10:

Class : Class 8
It cannot be A as asteroids orbit the sun

Ans 11:

Class : Class 5
asteroids have a highly elliptical orbit unlike planets. planets have round orbits.

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
orion

Ans 2:

Class : Class 5
It is very bad I said d but it landed on a for some reason

Ans 3:

Class : Class 4
Orion Orion Orion Orion Orion Orion!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 4:

Class : Class 7

Ans 5:

Class : Class 7
ORION IS THE ANSWER TO THIS QUESTION

Ans 6:

Class : Class 9
I clicked d because Orion was the last but when the result came it was showing it wrong and it was marked like this your answer D correct answer D and it was showing wrong for me

Ans 7:

Class : Class 6
Orion

Ans 8:

Class : Class 8
Pavitt Singh from Jodhamal Public Schoolthe correct answer is D

Ans 9:

Class : Class 5

Ans 10:

Class : Class 6
the answer is orion but in laptop cassiopeia and orion are c so i clicked c but my answer is wrong

Ans 11:

Class : Class 5
with my luck ,i did D

Ans 12:

Class : Class 7

Ans 13:

Class : Class 8
click d they have done mistake

Ans 14:

Class : Class 10
Orion

Ans 15:

Class : Class 5
the answer is Orion but in laptop Cassiopeia and Orion are c so i clicked c but my answer is wrong. Same thing happened to me

Ans 16:

Class : Class 7

Ans 17:

Class : Class 5
YES, it is indeed Orion the Great. Wrong answer was put in the system , but now it is corrected.

Ans 18:

Class : Class 8
SOF has to work on it's technical glitches . mmm......

Ans 19:

Class : Class 7
orionit must have been a mistake to write c on both.

Ans 20:

Class : Class 5
it is Orion luckily i did not see the option letter is wrong and clicked option D

Ans 21:

Class : Class 5
The correct answer is orion...error in the answer

Ans 22:

Class : Class 6
ORION

Ans 23:

Class : Class 7

Ans 24:

Class : Class 8
Yes, the correct answer is Orion as Ursa Major, Ursa Minor and Cassiopeia are different in my iPads net. Don't worry I also got worried seeing the net but to me Orion is the right answer. Thank you.

Ans 25:

Class : Class 7

Ans 26:

Class : Class 5

Ans 27:

Class : Class 6
YES THE ANSWER IS ORION

Ans 28:

Class : Class 6
The answer is Ursa Major

Ans 29:

Class : Class 6
It is Orion but it is showing c

Ans 30:

Class : Class 7
YES,IT ISORION,THE GREAT

Ans 31:

Class : Class 9

Ans 32:

Class : Class 8
part c

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
(b) Planet Venus is the hottest planet in our solar system

Ans 2:

Class : Class 5
B

Ans 3:

Class : Class 10

Ans 4:

Class : Class 4
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB

Ans 5:

Class : Class 1

Ans 6:

Class : Class 7
B

Ans 7:

Class : Class 6
B

Ans 8:

Class : Class 5
The corerect answer is b google also said it

Ans 9:

Class : Class 8
BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB BBBBBBBB

Ans 10:

Class : Class 7
B is the answer

Ans 11:

Class : Class 5
the question is correct

Ans 12:

Class : Class 6
The question is wrong

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 9
Yes Fareeha siddiqua the answer is D

Ans 2:

Class : Class 7

Ans 3:

Class : Class 5

Ans 4:

Class : Class 5
Venus and uranus rotate in clock wise direction but uranus is a gaseous planet so answer is D

Ans 5:

Class : Class 5

Ans 6:

Class : Class 7
Yes Fareeha siddiqua the answer is D

Ans 7:

Class : Class 7

Ans 8:

Class : Class 5
a

Ans 9:

Class : Class 5
yes, it is d!

Post Your Answer

Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
what is gggggggggg you are mad?

Post Your Answer

Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
you are fully mad ? 555

Post Your Answer