National Science Olympiad Forum By SOF Olympiad Trainer - Page 651

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 10
Water does not allow the heat to pass through to the wax. it proves that water is a bad conductor of heat.

Ans 2:

Class : Class 9
what

Ans 3:

Class : Class 4

Ans 4:

Class : Class 7
ans is B that water is a poor conductor of heat

Ans 5:

Class : Class 10

Ans 6:

Class : Class 7
NA

Ans 7:

Class : Class 7
No solution is provided for this question.

Ans 8:

Class : Class 6

Ans 9:

Class : Class 9
b is the ans . this activity shows that heat doesnt reach wax ie water is bad conducyor

Ans 10:

Class : Class 10
WHY?

Ans 11:

Class : Class 9

Ans 12:

Class : Class 8

Ans 13:

Class : Class 8

Ans 14:

Class : Class 8

Ans 15:

Class : Class 8
i am NOT ABLE TO UNDERSTAND. There is no solution given.

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
A!!!

Ans 2:

Class : Class 8

Ans 3:

Class : Class 7
A

Ans 4:

Class : Class 8
the answer may be a,but it seemed to me that they expanded equally so i clicked d

Ans 5:

Class : Class 7

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
A--- Sun B---Earth C--- Moon D---Umbra It is right order

Ans 2:

Class : Class 5
which is the correct answer B or C

Ans 3:

Class : Class 5
it is c as it is a lunar eclipse

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
D) Both [a] and [b] Solution : Joints are the places where two bones are joined together. 'X' represents joint between bones in the skull which shows no movement, Y-type joint (hinge joint) present between lower jaw and skull, is also present in elbow. It allows movement in only one direction. Cartilaginous joints are found between vertebrae that allow slight movement of bones unlike the 'X' type joint.

Ans 2:

Class : Class 6
It is option A

Ans 3:

Class : Class 4
how its d i got it a

Ans 4:

Class : Class 6
aaaaa is the ans

Ans 5:

Class : Class 2
A is right and it is RIGHT

Ans 6:

Class : Class 4

Ans 7:

Class : Class 7
it is d

Ans 8:

Class : Class 6

Ans 9:

Class : Class 7
Y is a jaw bone joint just like the elbow joint.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8
Both A

Ans 3:

Class : Class 6
the ans can be both A and C

Ans 4:

Class : Class 7
It can be a or c

Ans 5:

Class : Class 8
sorry I meant c

Ans 6:

Class : Class 6
both a

Ans 7:

Class : Class 9
Answer can be A or C

Ans 8:

Class : Class 3
In 'A', it only gives half the reason for why the image is inverted in a pin hole camera. I think that 'C' is correct as it is a correct statement.

Ans 9:

Class : Class 6
the answer can be both a and c. scientifically both are correct

Ans 10:

Class : Class 6
as written in lakhmir singh the answer should be (C)

Ans 11:

Class : Class 8

Ans 12:

Class : Class 8
not only a is true also b is true

Ans 13:

Class : Class 6
aaaaaaaaaaaaaa

Ans 14:

Class : Class 6
3 trhing are truea c d

Ans 15:

Class : Class 8

Ans 16:

Class : Class 7

Ans 17:

Class : Class 8
a only noobs

Ans 18:

Class : Class 7

Ans 19:

Class : Class 6
aaaaaaaaaaaaaaaaaaaaaaaaa

Ans 20:

Class : Class 7
Both a and c are correct

Ans 21:

Class : Class 10
a and c is correct

Ans 22:

Class : Class 8

Ans 23:

Class : Class 8
No, only A is true

Ans 24:

Class : Class 9
Ya Nishka you are right. C is the correct answer.

Ans 25:

Class : Class 7
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Ans 26:

Class : Class 8

Ans 27:

Class : Class 7
answer should be a or c

Ans 28:

Class : Class 7

Ans 29:

Class : Class 8

Ans 30:

Class : Class 6
c

Ans 31:

Class : Class 8

Ans 32:

Class : Class 7
Guys, it will be C as the answer statement of A is only half correct the light travels in a straight line, and due to the hole in the camera it inverts the image hence, the answer is c

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8

Ans 2:

Class : Class 7
note and tone can be made

Ans 3:

Class : Class 8

Ans 4:

Class : Class 6
the words are Note,Tone,To,On,No and Ten 6 is the answer so, option is D

Ans 5:

Class : Class 10
Thanks Harshit

Ans 6:

Class : Class 8

Ans 7:

Class : Class 5
c

Ans 8:

Class : Class 2

Ans 9:

Class : Class 9
Ten on no to are words that can be formed

Ans 10:

Class : Class 9
Note,Tone 2 is the answer so, option is D

Ans 11:

Class : Class 8
note

Ans 12:

Class : Class 6

Ans 13:

Class : Class 6

Ans 14:

Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
Pellagra

Ans 2: (Master Answer)

Class : Class 1
scurvy, a deficiency of vitamin C. Beriberi is a disease caused by a vitamin B-1 deficiency Pellagra is a disease caused by low levels of niacin, also known as vitamin B-3 Rickets is caused by deficiency of Vitamin D Hence no answer is correct

Ans 3:

Class : Class 7
Hey there! None of the options are correct.

Ans 4: (Master Answer)

Class : Class 1
scurvy, a deficiency of vitamin C. Beriberi is a disease caused by a vitamin B-1 deficiency Pellagra is a disease caused by low levels of niacin, also known as vitamin B-3 Rickets is caused by deficiency of Vitamin D Hence no answer is correct

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