National Science Olympiad Forum By SOF Olympiad Trainer - Page 584

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Subject :NSO    Class : Class 4
Hi

Ans 1: (Master Answer)

Class : Class 1

Plaese mention your query


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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 6
drying

Ans 2:

Class : Class 3
Drying is the answer From aayman

Ans 3:

Class : Class 4
Well shiven

Ans 4:

Class : Class 4
aayman please can you come online

Ans 5:

Class : Class 7
Drying is the answer !

Ans 6:

Class : Class 8
the answer of this question is drawing because when we dry something moisture is removed from it.

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8

Ans 3:

Class : Class 8
it is one

Ans 4:

Class : Class 9

Ans 5: (Master Answer)

Class : Class 1

The correct answer is A.

The buggy pulls the horse backward just as hard as the horse pulls the buggy forward. Both of them would not move forward if surface is frictionless. 


Ans 6:

Class : Class 8
Answer A will be correct if you take newtons third law of motion into consideration

Ans 7:

Class : Class 8
Ans.- (A) The buggy pulls the horse as backward just as hard the horse pulls the buggy forward. According to the IIIrd law of NLM( Newton's Laws of Motion), the action and reaction force takes place in two different bodies, in different direction , but of the same magnitude.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
In the given Venn diagram X, Y and Z represent vitamin D, vitamin E and vitamin K, respectively. Deficiency of vitamin A causes night blindness and deficiency of vitamin C causes scurvy. Pellagra is caused by deficiency of vitamin B3. Vitamin B is a group of several vitamins like B1, B2, B3, B6, B12 and folic acid and is known as vitamin B complex.

Ans 2:

Class : Class 6

Ans 3:

Class : Class 6
In the given Venn diagram X, Y and Z represent vitamin D, vitamin E and vitamin K, respectively. Deficiency of vitamin A causes night blindness and deficiency of vitamin C causes scurvy. Pellagra is caused by deficiency of vitamin B3. Vitamin B is a group of several vitamins like B1, B2, B3, B6, B12 and folic acid and is known as vitamin B complex.

Ans 4:

Class : Class 9

Ans 5:

Class : Class 6
B

Ans 6:

Class : Class 7
EASY PEASY LEMON SQUEEZY!

Ans 7:

Class : Class 8

Ans 8:

Class : Class 3
What about vitamin A which is also fat soluble and also stored in fat tissues. The answer should be 'D' because the group Y consists of both vitamin A and vitamin E

Ans 9:

Class : Class 9

Ans 10:

Class : Class 3
What about vitamin A which is also fat soluble and also stored in

Ans 11:

Class : Class 6

Ans 12: (Master Answer)

Class : Class 1

The correct answer is B.

In the given Venn diagram X, Y and Z represent vitamin D, vitamin E and vitamin K, respectively. Deficiency of vitamin A causes night blindness and deficiency of vitamin C causes scurvy. Pellagra is caused by deficiency of vitamin B3. Vitamin B is a group of several vitamins like B1, B2, B3, B6, B12 and folic acid and is known as vitamin B complex.


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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 8
lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll

Ans 3:

Class : Class 8
Explain how and why D?

Ans 4:

Class : Class 9
D

Ans 5:

Class : Class 9
why d please explain

Ans 6:

Class : Class 4

Ans 7: (Master Answer)

Class : Class 1

The correct answer is D.

X is oesophagus with no change in amount of undigested food. Y is stomach and Z is small intestine with decreasing amount of undigested food and P is large intestine as no further digestion occurs here.


Ans 8:

Class : Class 8
very intelligent question , and answers too

Ans 9:

Class : Class 8

Ans 10:

Class : Class 4

Ans 11:

Class : Class 5
d

Ans 12:

Class : Class 3
D

Ans 13:

Class : Class 9

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Class : Class 6

Ans 15:

Class : Class 3
Thank you Admin for explaining. It was helpful.

Ans 16:

Class : Class 8

Ans 17:

Class : Class 5

Ans 18:

Class : Class 8

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Subject :NSO    Class : Class 9

Ans 1:

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

Ans 2: (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. 


Ans 3:

Class : Class 9
what is osmolarity

Ans 4:

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

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Subject :NSO    Class : Class 5

Ans 1:

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 2:

Class : Class 7

Ans 3:

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

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 4

Ans 2:

Class : Class 8

Ans 3:

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)

Ans 4: (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. 


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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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