National Science Olympiad Forum By SOF Olympiad Trainer - Page 829

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7
D. Decrease in surface area

Ans 2:

Class : Class 5
D

Ans 3:

Class : Class 4

Ans 4:

Class : Class 5
option D

Ans 5:

Class : Class 5
option D

Ans 6:

Class : Class 5
Decrease in surface area =more water than land and increase in wind speed=less humidity and less evaporation so option A is correct

Ans 7:

Class : Class 2

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
D is incorrect as planes need long runways to land .Correct answer is C, because some helicopters have wheels. so this is the only (not a difference) for both P

Ans 2:

Class : Class 5
Q does not need much space for landing

Ans 3:

Class : Class 5

Ans 4:

Class : Class 10
Answer. D D is incorrect because planes need long runways to land.

Ans 5:

Class : Class 10
Answer: D A,B,C are correct statements and differentiate a helicopter from a aeroplane. D is wrong as aeroplane needs long runways.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6

Ans 2:

Class : Class 2

Ans 3:

Class : Class 4
INCORRECT ANSWER

Ans 4:

Class : Class 4
The correck answer is C

Ans 5:

Class : Class 7
KISHOR THE ANSWER FOR THIS QUESTION IS OPTION (A) . AS WE SHOULD PREVENT READING IN DIM OR VERY BRIGHT LIGHT AS IT CAN HARM OUR EYES. THE OTHER 2 OPTIONS (B)& (C) ARE CORRECT AS WE SHOULD FOLLOW THEM NOT PREVENT THEM. THANKS RITISHA HOPE U UNDERSTOOD PLZ LET ME KNOW YOUR CLASS AS I AM IN CLASS 5..

Ans 6:

Class : Class 8
incorrect answer or an typing error in option A

Ans 7:

Class : Class 6

Ans 8:

Class : Class 7
it is an printing mistake

Ans 9:

Class : Class 6
Incorrect options and solution

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Frogs may eat flies.

Ans 2:

Class : Class 6
all answers are wrong. Because X is a crow which is a omnivoreY is a frog which is an carnivore. its larval stage is tadpole which is a herbivore but here is not written about tadpole instead an adult frog.Z is a tiger which is an carnivore.

Ans 3:

Class : Class 7
OPTION C IS THE ANSWER FOR THIS I THINK SO.....

Ans 4:

Class : Class 5
B

Ans 5:

Class : Class 7
option b is correct

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 6
The question is not at all clear. Please improve your software. You are taking money for it.

Ans 3:

Class : Class 10
PL MAKE CLEAR PRINTING OF QUESTIONS FOR UNDERSTANDING

Ans 4:

Class : Class 7
please explain

Ans 5:

Class : Class 6
it's very difficult. explain this

Ans 6:

Class : Class 8
b

Ans 7:

Class : Class 3
WHAT IS THE LOGIC BEHIND THIS

Ans 8:

Class : Class 9
This is a very easy question because the poles of two magnets are given if south pole is sticking to any pole of the magnet it is clear that it is the north pole and the other pole is the south pole and thats how we can find the other poles of the magnet

Ans 9:

Class : Class 7
Please elaborate the question and solution.

Ans 10:

Class : Class 5
Yes, we would like to understand the logic as well. The question itself is not very clear.

Ans 11:

Class : Class 3
Question is incomplete Please improve it

Ans 12:

Class : Class 1
Pls help us with solutions and logic used

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
correct answer is A frog has 4 stagesno solution also

Ans 2:

Class : Class 9
Correct answer is A as frog has four stages in his life cycle Their answer is wrong

Ans 3:

Class : Class 8
a pigeon has two stages of life

Ans 4:

Class : Class 7
Correct answer is A

Ans 5:

Class : Class 5

Ans 6:

Class : Class 4
send solution please

Ans 7:

Class : Class 7
The answer should be option A.

Ans 8:

Class : Class 3
Correct Answer is A Frog has Four stages of life cycle

Ans 9:

Class : Class 7
The answer should be A as frog has four stages namely egg, tadpole,froglet and adult frog.

Ans 10:

Class : Class 3
Correct answer should be A

Ans 11:

Class : Class 9

Ans 12:

Class : Class 6
frog has 4 stages of life cycle and hence answer should be A

Ans 13:

Class : Class 8
Answer is A

Ans 14:

Class : Class 3
Correct answer should be A and not D. Kindly correct

Ans 15:

Class : Class 3

Ans 16:

Class : Class 8
the answer is incorrect a is the answer

Ans 17:

Class : Class 3
Correct answer should be A, frog has 4 stage life cycle

Ans 18:

Class : Class 9
correct answer should be A as frog has 4 stages in it's life cycle. The stages are egg, tadpole, froglet and adult frog.

Ans 19:

Class : Class 5

Ans 20:

Class : Class 3
Frog 3stages o f Life cycle ,

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