National Science Olympiad Forum By SOF Olympiad Trainer - Page 659

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
B is the answer

Ans 2:

Class : Class 8
llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll

Ans 3:

Class : Class 8
how is B correct??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

Ans 4:

Class : Class 8
lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllkkkkkkkkk

Ans 5:

Class : Class 4
C is correct

Ans 6:

Class : Class 4
b is correct shivan dpga

Ans 7:

Class : Class 8

Ans 8:

Class : Class 4
B is the answer because bubbles are melting inside a pack cointanier so that procces is called as condenstation.

Ans 9:

Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 2

Ans 2:

Class : Class 3
The answer is b

Ans 3:

Class : Class 4
B

Ans 4:

Class : Class 2
its b

Ans 5:

Class : Class 5
thanks Jaya Shree

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 9
D is correct as when you will unscramble the other options all of them prevent soil erosion but D will not (A-embankments B-terrace farming C-afforestation D-overgrazing).....😄

Ans 3:

Class : Class 5
D IS THE ANSWER

Ans 4:

Class : Class 4
D is the correct answer

Ans 5:

Class : Class 4
the ans is D overgrazing

Ans 6:

Class : Class 5
No doubt it is D ( A - EmbankmentB- Terrace FarmingC- Afforestation D - Overgrazing )( Others prevent soil erosion )

Ans 7:

Class : Class 8
its [d] -overgrazing

Ans 8:

Class : Class 5

Ans 9:

Class : Class 4
why option d that is overgrazing.... why not Terrace farming that is b

Ans 10: (Master Answer)

Class : Class 1

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 6
what is the explanation for A

Ans 2:

Class : Class 8
Mr. Admin from revisewise, Noida, please include an explanation for your answer, A.You have, also, not provided a solution for this.

Ans 3: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 4:

Class : Class 6

Ans 5:

Class : Class 8
But what if s the pattern.

Ans 6:

Class : Class 7
What is the explanation for it being A?

Ans 7:

Class : Class 9
count the lines and toatal horizontally. its 10 for first row, 12 for second and must be 14 for third, making it figure with 4 lines that is A as correct option.

Ans 8:

Class : Class 9
What is the explanation or the solution for A?

Ans 9:

Class : Class 8

Ans 10:

Class : Class 8
I would like to know what is the logic behind option (A) being the correct answer too.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
Class:It should be A

Ans 2:

Class : Class 9
Bbbbbbb!

Ans 3:

Class : Class 10
Look at the diagram.........the faces of moon closest to the earth are D and H, hence the suitable solution is A

Ans 4:

Class : Class 7
B

Ans 5:

Class : Class 7

Ans 6:

Class : Class 6
I do with Harsh Sobti.

Ans 7:

Class : Class 9

Ans 8:

Class : Class 10
Phases D and H are suitable. Or not?😄

Ans 9:

Class : Class 10

Ans 10:

Class : Class 5
d and h are only the answers..

Ans 11:

Class : Class 8
It is B. Don't go on the picture. Full and new moon are always closer to Earth.

Ans 12:

Class : Class 10
It is (A)

Ans 13:

Class : Class 5
i have done this question and they are showing b

Ans 14:

Class : Class 7
B is the answer to this question

Ans 15:

Class : Class 9
just because we can see the whole moon during a full moon dosen't mean that on that day there will be the greatest tides as the moon dosen't cut itself into half on 1st and 3rd quarter. So, the answer must depend on the distance of the moon from the earth as the gravitational pull of the moon will have more effect when it is closer to earth and will raise bigger tides. The moon is closest to earth at phases D and H. So, clearly the answer should be A

Ans 16:

Class : Class 6
The answer is (a) because when the full moon and new moon are there then the sun, earth and moon are aligned and the sun is also pulling at the sea forming big tides.

Ans 17:

Class : Class 9
Ohh yeah,, it is A

Ans 18:

Class : Class 5

Ans 19:

Class : Class 7
It should be B only .

Ans 20:

Class : Class 9
It is a fact that the highest tides occur when the moon is full or new. In the diagram, the positions F and J are the full moons and new moons, so the correct answer should be B

Ans 21:

Class : Class 9
Answer is B only.

Ans 22:

Class : Class 9
Even I think it is A

Ans 23:

Class : Class 7

Ans 24:

Class : Class 8

Ans 25:

Class : Class 5
the correct option is b

Ans 26:

Class : Class 5
how is it b, it should be a

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 10
the answer should be option d

Ans 2:

Class : Class 10
the answer should be option d

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
A.at the equator only

Ans 2:

Class : Class 6
How is it a?

Ans 3:

Class : Class 9
D is answer as low pressure exists both in equator and 60° lattitude

Ans 4:

Class : Class 7
it has to be d

Ans 5:

Class : Class 9
'tis D

Ans 6:

Class : Class 6
The answer is D as low pressure exists in both equator and 60 degree north and south.

Ans 7:

Class : Class 7
It has to be D

Ans 8:

Class : Class 7
answer should be D

Ans 9:

Class : Class 10
It is d

Ans 10:

Class : Class 5
It should be D, as per the SOF Foundation Text.

Ans 11:

Class : Class 8
Answer should be D only . There is low pressure at the equator and at 60 degree north and south pole

Ans 12:

Class : Class 8
it should be D

Ans 13:

Class : Class 9
The answer should be D.

Ans 14:

Class : Class 9
Both the science and geography textbooks of NCERT state that there is low pressure at 60 degree North and South also. So, the answer is D.

Ans 15:

Class : Class 6
yes, the correct answer is D since there are two belts of low pressure on the earth. on the equator (due to high temperature) and between the two belts of high pressure (60 degrees North and South. ). A cannot be the correct answer.

Ans 16:

Class : Class 7
The correct answer of this question Is option d

Ans 17:

Class : Class 9
at equator only

Ans 18:

Class : Class 8
answer definitely option d

Ans 19:

Class : Class 9
DDDDDD!! Olympiad Trainer pls check and give the correct answer!!

Ans 20:

Class : Class 3
It is D for sure

Ans 21:

Class : Class 9
Please correct the answer. I think the answer should be D.

Ans 22:

Class : Class 6
How is it a?

Ans 23:

Class : Class 9
D. At the equator and at 60 degree north and south pole

Ans 24:

Class : Class 10
Its D Peeps from SOF. Check ur ansers

Ans 25:

Class : Class 9
it should be d

Ans 26:

Class : Class 4

Ans 27:

Class : Class 7
It should be d if referred to any books in this world

Ans 28:

Class : Class 8
answer is D why have they written A . A is the wrong answer

Ans 29:

Class : Class 8
the answer cannot be a....it is d

Ans 30:

Class : Class 9
if you are showing this answer wrong in Olympiad training paper and if we get the same question in examination which answer will be accepted as correct?

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10

Ans 2:

Class : Class 8
A protozoan or alga isn't considered as a connecting link between living and non-living things. A virus is considered so, which is Diagram S. Admin from Revisewise Noida is kindly requested to explain how A is going to be the correct answer.

Ans 3:

Class : Class 8
a

Ans 4:

Class : Class 9
isnt penicillin prepared from mould?

Ans 5:

Class : Class 9

Ans 6:

Class : Class 10
penicillin is prepared from mould,penicillium notatum and penicillium chrysogenum

Ans 7: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 8:

Class : Class 6

Ans 9:

Class : Class 8

Ans 10:

Class : Class 8

Ans 11:

Class : Class 9

Ans 12:

Class : Class 10

Ans 13:

Class : Class 9

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