National Science Olympiad Forum By SOF Olympiad Trainer - Page 630

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8

Ans 2:

Class : Class 4
B is the answer

Ans 3:

Class : Class 8
lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllkkkkkkkkk

Ans 4:

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

Ans 5:

Class : Class 8
llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll

Ans 6:

Class : Class 4
b is correct shivan dpga

Ans 7:

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

Ans 8:

Class : Class 4
C is correct

Ans 9:

Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 2
its b

Ans 2:

Class : Class 4
B

Ans 3:

Class : Class 3
The answer is b

Ans 4:

Class : Class 5
thanks Jaya Shree

Ans 5:

Class : Class 2

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5

Ans 2:

Class : Class 8
its [d] -overgrazing

Ans 3:

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

Ans 4:

Class : Class 4
the ans is D overgrazing

Ans 5:

Class : Class 5
D IS THE ANSWER

Ans 6: (Master Answer)

Class : Class 1

Ans 7:

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 8:

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

Ans 9:

Class : Class 4

Ans 10:

Class : Class 4
D is the correct answer

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 6
what is the explanation for A

Ans 2:

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

Ans 3:

Class : Class 8

Ans 4: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 5:

Class : Class 6

Ans 6:

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 7:

Class : Class 8
But what if s the pattern.

Ans 8:

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

Ans 9:

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

Ans 10:

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.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
Class:It should be A

Ans 2:

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 3:

Class : Class 5

Ans 4:

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

Ans 5:

Class : Class 9

Ans 6:

Class : Class 9
Even I think it is A

Ans 7:

Class : Class 9
Ohh yeah,, it is A

Ans 8:

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

Ans 9:

Class : Class 7
B is the answer to this question

Ans 10:

Class : Class 7
It is B. Don't go on the picture. Full and new moon are always closer to Earth.

Ans 11:

Class : Class 7

Ans 12:

Class : Class 5
the correct option is b

Ans 13:

Class : Class 10
It is (A)

Ans 14:

Class : Class 10

Ans 15:

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

Ans 16:

Class : Class 9
Answer is B only.

Ans 17:

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 18:

Class : Class 7
B

Ans 19:

Class : Class 7
It should be B only .

Ans 20:

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

Ans 21:

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 22:

Class : Class 6
I do with Harsh Sobti.

Ans 23:

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 24:

Class : Class 9
Bbbbbbb!

Ans 25:

Class : Class 7

Ans 26:

Class : Class 8

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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 3
It is D for sure

Ans 2:

Class : Class 9
at equator only

Ans 3:

Class : Class 4

Ans 4:

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

Ans 5:

Class : Class 8
it should be D

Ans 6:

Class : Class 8
A.at the equator only

Ans 7:

Class : Class 10
It is d

Ans 8:

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

Ans 9:

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

Ans 10:

Class : Class 9
'tis D

Ans 11:

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 12:

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?

Ans 13:

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

Ans 14:

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

Ans 15:

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

Ans 16:

Class : Class 9
it should be d

Ans 17:

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 18:

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

Ans 19:

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

Ans 20:

Class : Class 7
It has to be D

Ans 21:

Class : Class 6
How is it a?

Ans 22:

Class : Class 7
it has to be d

Ans 23:

Class : Class 6
How is it a?

Ans 24:

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

Ans 25:

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

Ans 26:

Class : Class 9
The answer should be D.

Ans 27:

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

Ans 28:

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

Ans 29:

Class : Class 8
answer definitely option d

Ans 30:

Class : Class 7
answer should be D

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 2:

Class : Class 8

Ans 3:

Class : Class 9
isnt penicillin prepared from mould?

Ans 4:

Class : Class 9

Ans 5:

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

Ans 6:

Class : Class 8
a

Ans 7:

Class : Class 6

Ans 8:

Class : Class 10

Ans 9:

Class : Class 7

Ans 10:

Class : Class 8

Ans 11:

Class : Class 10

Ans 12:

Class : Class 9

Ans 13:

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.

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