National Science Olympiad Forum By SOF Olympiad Trainer - Page 640

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9
130

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7
We could draw an imaginary line from D in a straight line till it meets line segment AB and mark the point as Q.Since we know that the sum of the 2 interior opposite angles is equal to the opposite exterior angle, so 45 + 50 = angle AQD = 95.Using the same property 35 + 95 = x = 130.

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6

Ans 2:

Class : Class 4

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
d)Yuri Gagarin

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
the answer is A because it require pull force and others require push force

Ans 2:

Class : Class 8

Ans 3: (Master Answer)

Class : Class 1
The correct answer is A.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
C is the answer

Ans 2:

Class : Class 6
D

Ans 3:

Class : Class 7
b

Ans 4:

Class : Class 4
D

Ans 5:

Class : Class 4
a

Ans 6:

Class : Class 5
D

Ans 7:

Class : Class 7
D

Ans 8:

Class : Class 4
ITS A

Ans 9:

Class : Class 7
small intestine does not absorb water it helps to absorb nutrients from blood

Ans 10:

Class : Class 3
ans is definitely

Ans 11:

Class : Class 3
Answer is definately D

Ans 12:

Class : Class 9
ans is definitely d

Ans 13:

Class : Class 4
a

Ans 14:

Class : Class 4
c

Ans 15:

Class : Class 7
ans is b

Ans 16:

Class : Class 9
Yes the answer is D.

Ans 17:

Class : Class 6

Ans 18:

Class : Class 9
Yes , the answer is D .

Ans 19:

Class : Class 3
THE SMALL INTESTINE ABSORBS WATER AND MINERALS FROM FOOD, SO THE ANS. SHOULD BE B.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
B is the right answer.

Ans 2:

Class : Class 5
B is the right answer

Ans 3:

Class : Class 3
b

Ans 4:

Class : Class 8
C is the correct answer because it is the part which food into smaller pieces. Explanation: The food enters in our body. >It reaches to our stomach. >It is broken into pieces. >It reaches to the rectum through large intestine. >It comes out from anus. Oesophagus >stomach >small intestine >large intestine >rectum >anus

Ans 5:

Class : Class 3
c

Ans 6:

Class : Class 3
Aarush Chakrabortty and Shaunak are correct

Ans 7:

Class : Class 8
Small intestine is an organ of digestive system where complete digestion of food occurs and the digested food nutrients are absorbed into blood and sent to all body parts.Hence correct answer : option 'c'

Ans 8:

Class : Class 4
B is right

Ans 9:

Class : Class 8

Ans 10:

Class : Class 7

Ans 11:

Class : Class 4
ITS B

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