National Science Olympiad Forum By SOF Olympiad Trainer - Page 634

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7

Ans 2:

Class : Class 7

Ans 3:

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

Ans 4:

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

Ans 5:

Class : Class 2

Ans 6:

Class : Class 5
B

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 9
all are wrong

Ans 2:

Class : Class 5
Answer: option C

Ans 3:

Class : Class 4
All are wrong

Ans 4:

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

Ans 5:

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

Ans 6:

Class : Class 7
C is the correct answer because the solution is like that. So i think it is the correct one !

Ans 7:

Class : Class 5

Ans 8:

Class : Class 7

Ans 9:

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

Ans 10: (Master Answer)

Class : Class 1
The correct answer is C.

Ans 11:

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 12:

Class : Class 5

Ans 13:

Class : Class 7
lllllllllllllllllllllllllllllllllllllllll

Ans 14:

Class : Class 7
nknnnk

Ans 15:

Class : Class 5
the correct answer is c

Ans 16:

Class : Class 5
i do not understand it

Ans 17:

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 18:

Class : Class 6
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 19:

Class : Class 7

Ans 20:

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

Ans 21:

Class : Class 6

Ans 22:

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

Ans 23:

Class : Class 4
ans is B

Ans 24:

Class : Class 9
why c

Ans 25:

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

Ans 26:

Class : Class 9
c easy

Ans 27:

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.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 5
ohh

Ans 3:

Class : Class 5
D

Ans 4:

Class : Class 8
the answer is (A)

Ans 5:

Class : Class 3
The answer should be A

Ans 6:

Class : Class 4
wronggggggggggggggggggggggggg

Ans 7:

Class : Class 4
Answer is D

Ans 8:

Class : Class 8
oops (D)

Ans 9:

Class : Class 1
d not a

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Subject :NSO    Class : Class 3

Ans 1:

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

Ans 2:

Class : Class 5

Ans 3:

Class : Class 3
C is the right answer.

Ans 4:

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

Ans 5:

Class : Class 5
C

Ans 6:

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

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
b

Ans 2:

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

Ans 3:

Class : Class 7
vvvvdtryvvdfsdt,

Ans 4:

Class : Class 3
the correct answer is B

Ans 5:

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

Ans 6:

Class : Class 3
class-3

Ans 7:

Class : Class 5
B

Ans 8:

Class : Class 5
its b because the earth or the sun can be x or y and moon is z

Ans 9:

Class : Class 5
Nnnnnjnjnjnnjkjnknbhbjnnbnbnb

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5

Ans 2:

Class : Class 5
rteweewwwwwwwwwwwww

Ans 3:

Class : Class 3
ursa major means the great hunter

Ans 4:

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

Ans 5:

Class : Class 3
b

Ans 6:

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

Ans 7:

Class : Class 8

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 6
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 3:

Class : Class 7

Ans 4:

Class : Class 7
i am inveitable

Ans 5:

Class : Class 8

Ans 6:

Class : Class 6

Ans 7:

Class : Class 9
b

Ans 8:

Class : Class 6

Ans 9:

Class : Class 6
ANSWER IS B

Ans 10:

Class : Class 6
the solution says c

Ans 11:

Class : Class 6

Ans 12:

Class : Class 10

Ans 13:

Class : Class 7
b

Ans 14:

Class : Class 6
C is correct

Ans 15:

Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 10
It is not a duck and his beak help him to catch fishes(fishes are first stored in its beak)

Ans 2:

Class : Class 3

Ans 3:

Class : Class 4
D

Ans 4:

Class : Class 4
D

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9
Option A,because it is having the greatest number of bacteria in the shortest time.

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