Ask General Olympiad Related Questions, Forum By SOF Olympiad Trainer - Page 291

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Subject :Sam    Class : Sample

Ans 1:

Class : Class 8

Ans 2:

Class : Class 10

Ans 3:

Class : Class 10

Ans 4:

Class : Class 10

Ans 5:

Class : Class 3
77819ER73 F.GA/'7bhi-wfa.wl,fo []\[x]E[

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Subject :Sam    Class : Sample

Ans 1:

Class : Class 8
The correct option is (A), but can (B) also bee the correct answer?

Ans 2:

Class : Class 8

Ans 3:

Class : Class 8
It is true, but (B) can also be the Answer. Or not?

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Subject :Sam    Class : Sample

Ans 1:

Class : Class 7
i think it is B

Ans 2:

Class : Class 6
Yeah!

Ans 3:

Class : Class 9
IT IS B!!!!!!

Ans 4:

Class : Class 5
It is A

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Subject :Sam    Class : Sample

Ans 1:

Class : Class 6
4 3/4 - 2 1/24 3/4 - 2 2/42 1/4

Ans 2:

Class : Class 7
Sorry

Ans 3:

Class : Class 8
The answer should be (c)

Ans 4:

Class : Class 7

Ans 5:

Class : Class 7
me tooo

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Subject :Sam    Class : Sample

Rohit's father experienced a heart attack. Doctor told him that his blood vessels have become narrower. What could be the reason for this?

AHis diet has an excess of roughage and water.
BHis diet lacks proper amount of vitamins and minerals.
CHis diet has an excess of fats and carbohydrates.
DHis diet lacks proper amount of proteins and carbohydrates.


I think that blood became narrower because diet lacks proper amount of vitamins and minerals especially iron which helps us to make haemoglobin in the blood, without it, the blood will become narrower because it is less dense. Then how option C is correct? I think that option B should be correct. Please tell me about this

Ans 1:

Class : Class 7
The answer is C

Ans 2:

Class : Class 6
EXPLAIN

Ans 3:

Class : Class 8
EXPLAIN YAR COME ON

Ans 4:

Class : Class 9
the answer must be C . this is because fat in the form of cholestrol gets collected in the blood vessels owing to chances of heart attack

Ans 5:

Class : Class 9
EXPLAIN

Ans 6:

Class : Class 9
explanation please

Ans 7:

Class : Class 6
I HAVE WON THE FIRST GOLD MEDAL IN SCIENCE OLYMPIAD 1st LEVEL AND I HAVE A MERIT CERTIFICATE AND PARTICIPATION CERTIFICATE IN 2nd LEVEL.........I AM HAPPY..............

Ans 8:

Class : Class 7
answer can be correct but loss of minerals and vitamins also causes blood vessels to make blood vessels not that strong and to carry less blood so b and c both are correct

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Subject :Rea    Class : Class 4

Ans 1:

Class : Class 4
b.red

Ans 2:

Class : Class 4
Red

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Subject :Sam    Class : Sample

Ans 1:

Class : Class 6
you people are donkeys cant you understand it

Ans 2:

Class : Class 6
Ya, it should be C only as in that figure the whole picture is embedded

Ans 3:

Class : Class 7

Ans 4:

Class : Class 5
Please explain.

Ans 5:

Class : Class 6

Ans 6:

Class : Class 9
please explain..

Ans 7:

Class : Class 6
Can u explain

Ans 8:

Class : Class 6
Please explain me

Ans 9:

Class : Class 6
Explain How option C is the correct answer

Ans 10:

Class : Class 6
Please explain me

Ans 11:

Class : Class 9
please explain me

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Subject :IGK    Class : Class 9

Ans 1:

Class : Class 6
The answer is (A) He will fly.

Ans 2:

Class : Class 9
option {D} :-no gravitation, no normal reaction. hence there is no net force on the man

Ans 3:

Class : Class 9
BUt in the question, as it is written, that there is no earth rotation to be considered, then from newton's first law of motion(intertia), the man will remain stationary. I have confirmed from other sources also.

Ans 4:

Class : Class 9
let me explain. There some things to consider- the friction on ground, the air resistance(negligible), rotation of earth(Centrifugal force as the man is in non inertial frame) and gravitational force.As soon as the gravity disappears, there are only three force- air(negligible, friction, and earths rotation. Because of his inertia due to being in under constant action of centrifugal force, he will fly out tangentially

Ans 5:

Class : Class 9
As there is attractive force of earth that is there is no gravitation force. So it will be just as the condition Of space. Therefore he will fly.

Ans 6:

Class : Class 8
The answer says move out tangentially, but I don't understand how.

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Subject :GENERAL    Class : Class 9

Ans 1:

Class : Class 8
go to link with facebook

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Subject :Sam    Class : Sample

Ans 1:

Class : Class 3
7

Ans 2:

Class : Class 7
Nice question

Ans 3:

Class : Class 5
Wow

Ans 4:

Class : Class 7
Not a bad question!!

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