National Science Olympiad Forum By SOF Olympiad Trainer - Page 584

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
amount of water entering the cell is osmolarity

Ans 2:

Class : Class 9
the concentration of a solution expressed as the total number of solute particles per litre.

Ans 3:

Class : Class 9
what is osmolarity

Ans 4: (Master Answer)

Class : Class 1

The answer is C

The rate of contraction increases as osmolarity decreases because amount of water entering X by osmosis increases. 


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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
HELLO ANYONE who appeared for CLASS V - IGKO .. Can you please share the question paper for IGKO Class 5 conducted on 11th Sep and 25th Sep please please share on email ahkhan00@yahoo.com or whatsapp - 9713018111

Ans 2:

Class : Class 8
1+1=2. 2+3=5. 5+5=10. 10+7=17. 17+9=26. 26+11=37. 37+13=50. 50+15=65. 65+17=82 82+19=101 1,3,5,7,9,11, and so on are added to get the next number in the pattern

Ans 3:

Class : Class 7

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8

Ans 2: (Master Answer)

Class : Class 1

The correct answer is B

Microorganisms are used for the large scale production of alcohol, wine and acetic acid. Yeasts are mainly used in the commercial production of wine, beer and other alcoholic drinks. The main yeast species used is Saccharomyces cerevisiae. The process of conversion of sugar into alcohol is known as fermentation. 


Ans 3:

Class : Class 4

Ans 4:

Class : Class 8
Ans.- (B) X is Saccharomyces cerevisiae and is used to make wine. This process of conversion of sugar into alcohol in the absence of air(anaerobic respiration) is called Fermentation (Y)

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 9
thank you

Ans 2:

Class : Class 6
wow! they are so intelligent, I mean the white blood cells. could anyone please give a detailed explanation of this procedure of how it happens. thanks

Ans 3: (Master Answer)

Class : Class 1

The correct answer is A

When a disease causing microbe (such as virus) enters body, some white blood cells produce chemicals called antibodies that surround the invader microbe. Once the virus has been surrounded by antibodies the white blood cell eats it.


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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 10
Those are philosophical thoughts which we get in our brain. We are yet to confirm such theories.

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Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1

Please mention your query


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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8
Two options are confusing A and BA will be air pollution not water pollution please EXPLAIN this master answer you have NEVER EXPLAINED it to me always saying the answer is A or the answer is B or answer is C or D. But why is the answer A B C 0r D you should explain if you don't want to explain don't explain and don't give the answer also Then i'll tell SOF that the master answer from noida is giving the answer to us but not the explanation and in science if we have got the wrong answer then we should also get the explanation of every answer or else how will we understand the answer? we will have a doubt then what will we do

Ans 2:

Class : Class 8
Explain master answerExplain to all of us and meHow is the answerB B B B B B B

Ans 3:

Class : Class 4
how the answer to this is bbbbb it is very confusing between a and b

Ans 4:

Class : Class 6
This question's answer is A, not B because, it pollutes the air but not the water.

Ans 5:

Class : Class 8
you have given two options that are completely wrong so how can we decide which is correct or wrong

Ans 6:

Class : Class 9
b

Ans 7:

Class : Class 5
both A and B correct. Because A cause air pollution ,not water pollution so even A is correct. SOF should do corrections in such questions.

Ans 8: (Master Answer)

Class : Class 1

Ans 9:

Class : Class 4
the ans is B

Ans 10:

Class : Class 9

Ans 11:

Class : Class 3
When we pollute the air most likely acid rain will occur so option a is wrong and option b is correct

Ans 12:

Class : Class 9
gcjftytrdmhfeahhfmihgvn

Ans 13:

Class : Class 4
this question is very confusing between a and b pleeeeese master answer explain to us

Ans 14:

Class : Class 8
b is the answer because using recycled water is a method of conserving water

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 7

Ans 3:

Class : Class 1

Ans 4:

Class : Class 5
Ram and Achin made the correct statements. Divya made an incorrect statement as the antelope population will be much more than the lion population in order to support the energy needs of the lion population. Ritu also made an incorrect statement because without the grass population, both antelope population and lion population will be negatively affected as lion feeds on antelope and antelope feeds on grass.Ram and Achin made the correct statements. Divya made an incorrect statement as the antelope population will be much more than the lion population in order to support the energy needs of the lion population. Ritu also made an incorrect statement because without the grass population, both antelope population and lion population will be negatively affected as lion feeds on antelope and antelope feeds on grass.Ram and Achin made the correct statements. Divya made an incorrect statement as the antelope population will be much more than the lion population in order to support the energy needs of the lion population. Ritu also made an incorrect statement because without the grass population, both antelope population and lion population will be negatively affected as lion feeds on antelope and antelope feeds on grass.Ram and Achin made the correct statements. Divya made an incorrect statement as the antelope population will be much more than the lion population in order to support the energy needs of the lion population. Ritu also made an incorrect statement because without the grass population, both antelope population and lion population will be negatively affected as lion feeds on antelope and antelope feeds on grass.Ram and Achin made the correct statements. Divya made an incorrect statement as the antelope population will be much more than the lion population in order to support the energy needs of the lion population. Ritu also made an incorrect statement because without the grass population, both antelope population and lion population will be negatively affected as lion feeds on antelope and antelope feeds on grass.Ram and Achin made the correct statements. Divya made an incorrect statement as the antelope population will be much more than the lion population in order to support the energy needs of the lion population. Ritu also made an incorrect statement because without the grass population, both antelope population and lion population will be negatively affected as lion feeds on antelope and antelope feeds on grass.Ram and Achin made the correct statements. Divya made an incorrect statement as the antelope population will be much more than the lion population in order to support the energy needs of the lion population. Ritu also made an incorrect statement because without the grass population, both antelope population and lion population will be negatively affected as lion feeds on antelope and antelope feeds on grass.

Ans 5:

Class : Class 4
C is the correct answer

Ans 6:

Class : Class 6
Ccccccçcccccccccccccccccccccccccccçcccćccccc ccccccc ccccccc ccc

Ans 7:

Class : Class 8

Ans 8:

Class : Class 4
The answer is C Because ram and achin are correct.

Ans 9: (Master Answer)

Class : Class 1

The correct answer is C.

Ram and Achin made the correct statements. Divya made an incorrect statement as the antelope population will be much more than the lion population in order to support the energy needs of the lion population. Ritu also made an incorrect statement because without the grass population, both antelope population and lion population will be negatively affected as lion feeds on antelope and antelope feeds on grass.


Ans 10:

Class : Class 8

Ans 11:

Class : Class 10
But why is the option (C)? It should be (B)

Ans 12:

Class : Class 7
C

Ans 13:

Class : Class 5
c

Ans 14:

Class : Class 5
Ananjit Chander , there has to be MORE antelopes to support the energy needs of the lions !!!!!!

Ans 15:

Class : Class 1

Ans 16:

Class : Class 7

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7
colour of milk is white. Here it is written red means white. We look backwards that means white is red so answer is red

Ans 2:

Class : Class 4
MY DEAR FRIEND ANS IS B SOLUTION'; THE COLUR OF MILK IS WHITE'BUT HERE IT IS WRITTEN RED

Ans 3:

Class : Class 4
MY DEAR FRIEND ANS IS B SOLUTION'; THE COLUR OF MILK IS WHITE'BUT HERE IT IS WRITTEN RED

Ans 4:

Class : Class 3
Hi my friend The answer is red.

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