National Science Olympiad Forum By SOF Olympiad Trainer - Page 643

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
ans 7 and 8 are useless and utter nonsense

Ans 2:

Class : Class 8
The answer is evidently wrong as it tells that salmons migrate to the "sea ", not rivers.

Ans 3:

Class : Class 6

Ans 4:

Class : Class 5

Ans 5:

Class : Class 5
ans 3 7 13 utter nonsense

Ans 6:

Class : Class 5
IT should be 'C'! How's it B?

Ans 7:

Class : Class 10
Number (i) should be Arctic to Antarctic during winters

Ans 8:

Class : Class 7
correct answer is b

Ans 9:

Class : Class 5

Ans 10:

Class : Class 5
the answer is b but i have written a

Ans 11:

Class : Class 10
The question is wrong. The option says that salmon travels long distances to reach sea and lay eggs

Ans 12:

Class : Class 5
ANSWER IS B

Ans 13:

Class : Class 5

Ans 14:

Class : Class 8
The salmon travels from sea to river to lay eggs .

Ans 15:

Class : Class 1
Answer 7 and 9 are right the correct ans is B.

Ans 16:

Class : Class 7

Ans 17:

Class : Class 5
yes its b because siberian crane comes to india in october that is winter and goes from india in march to april that is summer and we go bharatpur and see it in summers

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
A

Ans 2:

Class : Class 6
A

Ans 3:

Class : Class 5
a

Ans 4:

Class : Class 5
ih8s

Ans 5: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 6:

Class : Class 6
A

Ans 7:

Class : Class 6

Ans 8:

Class : Class 6
the answer is C they said INCORRECT statement

Ans 9:

Class : Class 6
A as it is going the fastest at point w

Ans 10:

Class : Class 5
a

Ans 11:

Class : Class 6
AAAAAAAAAAAAA

Ans 12:

Class : Class 4
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC

Ans 13:

Class : Class 6
A

Ans 14:

Class : Class 8
explain

Ans 15:

Class : Class 6
A

Ans 16:

Class : Class 7

Ans 17:

Class : Class 6
A

Ans 18:

Class : Class 6
A

Ans 19:

Class : Class 4
Can anyone explain the correct answer A??

Ans 20:

Class : Class 4

Ans 21:

Class : Class 6
A

Ans 22:

Class : Class 6
You are foolish adwika

Ans 23:

Class : Class 4

Ans 24:

Class : Class 9
I agreecorrect answer is A

Ans 25:

Class : Class 9
* * The answer A only * *

Ans 26:

Class : Class 5

Ans 27:

Class : Class 6
A

Ans 28:

Class : Class 6
A

Ans 29:

Class : Class 5
i think so it should be a

Ans 30:

Class : Class 6
A

Ans 31:

Class : Class 6
A

Ans 32:

Class : Class 4
Somesh take a chill pill bro Adwika is still learning and so are u and don't be rude to everyone

Ans 33:

Class : Class 5

Ans 34:

Class : Class 7
dont talk like somesh

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Answer will be option C as the dots are dust particles only

Ans 2:

Class : Class 5
B

Ans 3:

Class : Class 7

Ans 4:

Class : Class 2

Ans 5:

Class : Class 7

Ans 6:

Class : Class 5
I by mistake marked D the correct option is c

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
teeth are made of tough material called enamel .

Ans 2:

Class : Class 8
C is the correct answer because the solution is like that. So i think it is the correct one !

Ans 3:

Class : Class 9
all are wrong

Ans 4:

Class : Class 6
the answer is not A nor B,C or D

Ans 5:

Class : Class 9
c easy

Ans 6:

Class : Class 5

Ans 7:

Class : Class 7
Digestion of food takes place in small intestine whereas absorption of water from remaining undigested food takes place in large intestine. Premolars and few molars are not present in milk teeth set.

Ans 8:

Class : Class 3
Look here there is some problem. The correct answer is not there. Amrit is right. but all are not wrong. Anand and Rajesh are wrong. So, the correct answer will be E (which is not there actually. I made it myself because the correct answer was not there.) Rajesh and Anand.

Ans 9:

Class : Class 8
I agree with the solution given. Anand is right as a tooth also includes dentine as well as enamel. If it would have been,'The covering of a tooth is dentine.',it was wrong. Bhavya Jain check the solution.

Ans 10:

Class : Class 9
why c

Ans 11:

Class : Class 5
Answer: option C

Ans 12:

Class : Class 4
E E E E E

Ans 13:

Class : Class 6
Everyone's statements look wrong but the option is not there . Correct answer- {E} all are wrong

Ans 14:

Class : Class 4
ans is B

Ans 15:

Class : Class 4
All are wrong

Ans 16: (Master Answer)

Class : Class 1
The correct answer is C.

Ans 17:

Class : Class 7
nknnnk

Ans 18:

Class : Class 6

Ans 19:

Class : Class 5
the correct answer is c because premolars and molars are a set of permanent teeth only.

Ans 20:

Class : Class 5

Ans 21:

Class : Class 8
I think the question is wronghow can digestion occur if there is no small intestine? so ans is D

Ans 22:

Class : Class 7
lllllllllllllllllllllllllllllllllllllllll

Ans 23:

Class : Class 8
All the teeth have root,crown,neck but their SHAPE is different so Anand is correct.

Ans 24:

Class : Class 8

Ans 25:

Class : Class 5
i do not understand it

Ans 26:

Class : Class 5
the correct answer is c

Ans 27:

Class : Class 7
Rajesh and Anand are wrong I emphasis more about Anand because the tough material in the teeth is it's enamel not the dentine.

Ans 28:

Class : Class 7

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 8
oops (D)

Ans 2:

Class : Class 1
d not a

Ans 3:

Class : Class 5
D

Ans 4:

Class : Class 5
ohh

Ans 5:

Class : Class 4
wronggggggggggggggggggggggggg

Ans 6:

Class : Class 3

Ans 7:

Class : Class 3
The answer should be A

Ans 8:

Class : Class 4
Answer is D

Ans 9:

Class : Class 8
the answer is (A)

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
C is the right answer.

Ans 2:

Class : Class 3
Oh thank you so much!!!!!!

Ans 3:

Class : Class 3
What about frosted glass? That doesn’t cast a shadow!!! It casts a light kind of thing!!!!

Ans 4:

Class : Class 5
In my exam I made the same mistake!!!!

Ans 5:

Class : Class 5

Ans 6:

Class : Class 5
C

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5
Nnnnnjnjnjnnjkjnknbhbjnnbnbnb

Ans 2:

Class : Class 7
vvvvdtryvvdfsdt,

Ans 3:

Class : Class 5
B

Ans 4:

Class : Class 6
its b because the earth or the sun can be x or y and moon is z

Ans 5:

Class : Class 3
the correct answer is B

Ans 6:

Class : Class 9
answer should option c as moons between earth and sun so it means z is between x and y

Ans 7:

Class : Class 6
I caould not even see the full question

Ans 8:

Class : Class 3
class-3

Ans 9:

Class : Class 3
b

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 6
Ans: Orion is a constellation that resembles a hunter.

Ans 2:

Class : Class 5
rteweewwwwwwwwwwwww

Ans 3:

Class : Class 5

Ans 4:

Class : Class 9
Yes , Ursa Major resembles the Great Bear , Leo ; lion ,Orion ; hunter and Scorpius; scorpion .

Ans 5:

Class : Class 9

Ans 6:

Class : Class 3
ursa major means the great hunter

Ans 7:

Class : Class 4
b

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 6
the solution says c

Ans 3:

Class : Class 9
b

Ans 4:

Class : Class 6

Ans 5:

Class : Class 8

Ans 6:

Class : Class 6

Ans 7:

Class : Class 8

Ans 8:

Class : Class 7
b

Ans 9:

Class : Class 7
the observer cannot see S because Q is blocking the view and the observer cannot see R because of the opaque wall hence B is the correct answer

Ans 10:

Class : Class 6

Ans 11:

Class : Class 10

Ans 12:

Class : Class 7
i am inveitable

Ans 13:

Class : Class 7
C is correct

Ans 14:

Class : Class 7

Ans 15:

Class : Class 6
ANSWER IS B

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