National Science Olympiad Forum By SOF Olympiad Trainer - Page 710

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 10
Yajat is correct because if you read the question carefully , it is written '30 ml of watter' which means that it was already filled with 30 ml of water. now x=50-30=20cm3 and y =75 - 50 = 25 mlSo correct option is c.

Ans 2:

Class : Class 5
Both B and C are right so please don’t quarrel

Ans 3:

Class : Class 7
B is the correct answer.

Ans 4:

Class : Class 9
yes dear B and C are correct SOF is wrong my dear kids please dont fight

Ans 5: (Master Answer)

Class : Class 1

Ans 6:

Class : Class 7
B

Ans 7:

Class : Class 8
option c is wrong only y has 25ml volume and x has 50ml , z also has 50 ml of volume so , option b is correct

Ans 8:

Class : Class 6
When you put R on the surface you will find that it does not weigh more than 30 units.

Ans 9:

Class : Class 8
B is 25ml which is less than 30 ml ... B is the answer

Ans 10:

Class : Class 10
DEFINITELY IT IS B

Ans 11:

Class : Class 6
When Y is put it looks like it rose from 50 to 70.

Ans 12:

Class : Class 7
x is put in a vase of 30 ml water . then it becomes 50 ml . so , volume of x is 50 - 30 i.e. 20 ml . then after adding y , it becomes 75 ml . then , y is 75 - 50 i.e. 25 ml . both are less than 30 ml . so , the correct answer is C . understood ?

Ans 13:

Class : Class 4
I q

Ans 14:

Class : Class 5
ANSWER is c as many people don't see that the container already had 30 ml of water

Ans 15:

Class : Class 4
x=20 and y= 25 read the last line of the question and you will find out

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Well, The question is tricky and it needs critical thinking. I thought B but it was D........surprising!

Ans 2:

Class : Class 9
I like this question

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
Ccccccccccccccccccccc ccccccccccccccccccccccccccccc

Ans 2:

Class : Class 9
The answer is C as the material P is compressed as shown in the picture related to that air is compressible while water is diificult to compress with respect to material Q.

Ans 3:

Class : Class 2

Ans 4:

Class : Class 9
The answer is C because air and water can be compressed

Ans 5:

Class : Class 5

Ans 6:

Class : Class 2

Ans 7:

Class : Class 2

Ans 8:

Class : Class 5
Absolutely, Rimi! You were right all along. I had some trouble grasping the solution at first, but your explanation really helped me understand it much better. Thank you!

Ans 9:

Class : Class 7

Ans 10:

Class : Class 5

Ans 11:

Class : Class 5

Ans 12:

Class : Class 8

Ans 13:

Class : Class 5
c

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9
the question must be wrong.

Ans 2:

Class : Class 9

Ans 3:

Class : Class 10
ANSWER IS A, NOT B AS THE QUESTION SAYS TO CHOOSE THE CORRECT OPTION AND NOT INCORRECT OPTION.

Ans 4:

Class : Class 10

Ans 5:

Class : Class 9
Answer is A NOT b

Ans 6:

Class : Class 10
I think the question was wrong as they ate showing incorrect statements. This means the question was like this. Which of the following statements are incorrect?

Ans 7:

Class : Class 7
there are too many silly errors in your papers like these. i am tired of writing complaints again and again. you better respond to this quickly. the explanation you have given in solution is correct but the answer is wrong. it should be 'a' and not 'b'.

Ans 8:

Class : Class 8
Excuse me. The answer is not b, its a. They say it themselves in the solution. I suppose it's a mistake

Ans 9:

Class : Class 6
They are asking for the CORRECT answer so its A

Ans 10:

Class : Class 9
The answer is A

Ans 11:

Class : Class 6
Please stop these kind of mistakes. I have given many complaints.

Ans 12:

Class : Class 10
please correct the mistake as the question says that which is the correct option instead of incorrect.

Ans 13:

Class : Class 7
The correct answer will be A as Milky Way is a spiral-shaped galaxy and one revolution of the Earth is completed in about 365.25 days and this time period is called a solar year.

Ans 14:

Class : Class 8
(i) Milky Way is a spiral-shaped galaxy. --- Corrrect (ii) Planet Venus has 63 Moons. -------------Wrong ( it does not have moons) (iii) Satellites are small heavenly bodies that revolve around the Sun. --Wrong (they revolve around planets) (iv) One revolution of the Earth is completed in about 365 1/4 days. This time period is called a solar year. --Correct Therefore correct option is (A)

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 9

Ans 3:

Class : Class 8

Ans 4:

Class : Class 10

Ans 5:

Class : Class 7

Ans 6:

Class : Class 8

Ans 7:

Class : Class 8

Ans 8:

Class : Class 8

Ans 9:

Class : Class 9

Ans 10:

Class : Class 8

Ans 11:

Class : Class 8

Ans 12:

Class : Class 9

Ans 13:

Class : Class 8

Ans 14:

Class : Class 8

Ans 15:

Class : Class 10
A

Ans 16:

Class : Class 8
I rock,i am the smartest and i say that A is correct

Ans 17:

Class : Class 8

Ans 18:

Class : Class 10
A is correct

Ans 19:

Class : Class 7

Ans 20:

Class : Class 8

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
Verrrrrrry easyyyy.

Ans 2:

Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class :
B....be coz both are plant derivatives....paper and cotton....

Ans 2:

Class : Class 2

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9

Ans 2:

Class : Class 10
a

Ans 3:

Class : Class 6
a

Ans 4:

Class : Class 9
the correct answer is a

Ans 5:

Class : Class 9

Ans 6:

Class : Class 6
very confusing question. Answer is option a.

Ans 7:

Class : Class 8
very important question .the main fanda is to understand the question/words. the answer is option A

Ans 8:

Class : Class 10
A

Ans 9:

Class : Class 7
A

Ans 10:

Class : Class 8

Ans 11:

Class : Class 10
A

Ans 12:

Class : Class 8
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Ans 13:

Class : Class 8

Ans 14:

Class : Class 9

Ans 15:

Class : Class 7

Ans 16:

Class : Class 6
A

Ans 17:

Class : Class 2
Answer : A

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