National Science Olympiad Forum By SOF Olympiad Trainer - Page 635

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Subject :NSO    Class : Class 5

Ans 1:

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

Ans 2:

Class : Class 2

Ans 3:

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

Ans 4:

Class : Class 7

Ans 5:

Class : Class 7

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 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 3:

Class : Class 9
c easy

Ans 4:

Class : Class 5
i do not understand it

Ans 5:

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

Ans 6:

Class : Class 5
Answer: option C

Ans 7:

Class : Class 4
E E E E E

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

Ans 10:

Class : Class 7
nknnnk

Ans 11:

Class : Class 5

Ans 12:

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 13:

Class : Class 9
why c

Ans 14:

Class : Class 4
ans is B

Ans 15:

Class : Class 7
lllllllllllllllllllllllllllllllllllllllll

Ans 16:

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

Ans 17:

Class : Class 7

Ans 18:

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

Ans 19:

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

Ans 20:

Class : Class 4
All are wrong

Ans 21:

Class : Class 7

Ans 22:

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 23: (Master Answer)

Class : Class 1
The correct answer is C.

Ans 24:

Class : Class 5
the correct answer is c

Ans 25:

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

Ans 26:

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

Ans 27:

Class : Class 5

Ans 28:

Class : Class 6

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
Answer is D

Ans 2:

Class : Class 8
the answer is (A)

Ans 3:

Class : Class 4
wronggggggggggggggggggggggggg

Ans 4:

Class : Class 5
ohh

Ans 5:

Class : Class 3

Ans 6:

Class : Class 3
The answer should be A

Ans 7:

Class : Class 8
oops (D)

Ans 8:

Class : Class 1
d not a

Ans 9:

Class : Class 5
D

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
C is the right answer.

Ans 2:

Class : Class 5

Ans 3:

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

Ans 4:

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

Ans 5:

Class : Class 5
C

Ans 6:

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

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5
Nnnnnjnjnjnnjkjnknbhbjnnbnbnb

Ans 2:

Class : Class 3
the correct answer is B

Ans 3:

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

Ans 4:

Class : Class 5
B

Ans 5:

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

Ans 6:

Class : Class 3
class-3

Ans 7:

Class : Class 7
vvvvdtryvvdfsdt,

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 3
b

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
ursa major means the great hunter

Ans 2:

Class : Class 5
rteweewwwwwwwwwwwww

Ans 3:

Class : Class 8

Ans 4:

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

Ans 5:

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

Ans 6:

Class : Class 5

Ans 7:

Class : Class 4
b

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 10

Ans 2:

Class : Class 8

Ans 3:

Class : Class 7
C is correct

Ans 4:

Class : Class 6
the solution says c

Ans 5:

Class : Class 9
b

Ans 6:

Class : Class 6

Ans 7:

Class : Class 7

Ans 8:

Class : Class 7

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 7
i am inveitable

Ans 11:

Class : Class 8

Ans 12:

Class : Class 6
ANSWER IS B

Ans 13:

Class : Class 6

Ans 14:

Class : Class 7
b

Ans 15:

Class : Class 6

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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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Subject :NSO    Class : Class 6

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