National Science Olympiad Forum By SOF Olympiad Trainer - Page 720

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
IT IS JUST ON MY BIRTHDAY SO I REMEMBER IT. OPTION C IS THE ANSWER

Ans 2:

Class : Class 7
IT IS IN 1984 WHEN MY MOTHER WAS BORN.

Ans 3:

Class : Class 7
A is the answer to this question

Ans 4:

Class : Class 8
Hey, mathamagician. Uh it could also be April 3 since the dates might differ by a few days due to there being many sources.

Ans 5:

Class : Class 10

Ans 6:

Class : Class 5

Ans 7:

Class : Class 8
the answer is 2nd april 1984 i got confused

Ans 8:

Class : Class 10
(A) is the correct answer

Ans 9:

Class : Class 10

Ans 10:

Class : Class 6
No, it is actually none, it was on 2nd April 1984.

Ans 11:

Class : Class 5
I HAD CONFUSION WITH A AND C

Ans 12:

Class : Class 10
Answer is A April 3, 1984

Ans 13:

Class : Class 6
ans is a April 3 1984 not ans c

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7
(D) IS THE ANSWER

Ans 2:

Class : Class 5
(A) Nomads

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
the answer is d

Ans 2:

Class : Class 7
Option a is correct.

Ans 3:

Class : Class 7
In option A, sunflower and paddy should be interchanged as sunflower has taproot and paddy has fibrous root system. Option D is the correct answer as wheat, maize and paddy have fibrous roots and sunflower, carrot and radish have taproot

Ans 4:

Class : Class 8
OPTION A IS CORRECT NO CHANCE OF WRONG

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
I think my answer is right

Ans 2:

Class : Class 6
answer should be b

Ans 3:

Class : Class 4
The answer has to be b. Come on SOF.

Ans 4:

Class : Class 9
A is only correct

Ans 5:

Class : Class 5
the answer is option D

Ans 6:

Class : Class 10
B

Ans 7:

Class : Class 3
clearly answer B is correct

Ans 8:

Class : Class 6
the answer is B

Ans 9:

Class : Class 8
B is the correct answer. According to me

Ans 10:

Class : Class 6
According to me the answer is B.

Ans 11:

Class : Class 8
d

Ans 12:

Class : Class 6
Answer D is correct

Ans 13:

Class : Class 5
Dd

Ans 14:

Class : Class 10
Fe facts:1) Ostriches have wings, though it is not used for flying.2) Bats do not have feathers. They have hairs like other mammals.3) Emu has wings and again not used for flying.4) A penguin has feathers.5) Almost all birds have wings and feathers.So, option D is the only one that seems right.

Ans 15:

Class : Class 5
where is the solution

Ans 16: (Master Answer)

Class : Class 1

Ans 17:

Class : Class 6
The correct ans is B

Ans 18:

Class : Class 9
Mathamagician, we should not say anyone fool. Please keep in mind

Ans 19:

Class : Class 4

Ans 20:

Class : Class 10
Organism X is actually emu, because it has wings AND feathers. So correct answer is D.Answer B however is wrong, as it tells emus ONLY have feathers. Answer C is wrong as organism X can be any bird, even penguins. And answer A is also wrong as bats don't have feathers and ostriches have wings too.

Ans 21:

Class : Class 5
if you have problem please report it

Ans 22:

Class : Class 5
The answer is d because they ask which is " INCORRECT", AND OPTION B IS THE CORRECT OPTION, AND BOTH A AND C ARE INCORRECT. AS THEY HAVE ASKED INCORRECTLY, THE ANSWER IS D, AS BOTH A AND C ARE WRONG.

Ans 23:

Class : Class 5
B is correct

Ans 24:

Class : Class 7
b

Ans 25:

Class : Class 6
the ans is *BBBBBBBBBBBBBBB*

Ans 26:

Class : Class 6
answer should be B

Ans 27:

Class : Class 9
B is the correct answer.

Ans 28:

Class : Class 7
A is correct

Ans 29:

Class : Class 6
D is only correct as in option B they have given that Z can be emu but emu has both wings and feathers and it is a flightless bird

Ans 30:

Class : Class 5
it is written select the incorrect statement

Ans 31:

Class : Class 10
Even I think the correct answer is B

Ans 32:

Class : Class 6

Ans 33:

Class : Class 6
The correct answer is D

Ans 34:

Class : Class 5
b answer, wrong question

Ans 35:

Class : Class 3
Bats have wings and no feathers. Ostriches and Emus have both feathers and wings, but they can’t fly mainly due to their huge size. Penguins have feathers and flippers (not wings). “A” is incorrect as bats doesn’t have feathers. “B” is incorrect as penguins doesn’t have wings. “C” is incorrect as there are birds that has both feathers and wings. “D” is the correct answer

Ans 36:

Class : Class 5
But the correct answer according to SOF is option D

Ans 37:

Class : Class 5
Answer is b

Ans 38:

Class : Class 6
you both are wrong.the correct answer is B

Ans 39:

Class : Class 5
it is 'b'

Ans 40:

Class : Class 9

Ans 41:

Class : Class 7
b

Ans 42:

Class : Class 7
well we can say that ans d is correct because emu has both the features mentioned in the question while option b describes only one of them

Ans 43:

Class : Class 5
I DON'T UNDERSTAND, CLARIFY MY DOUBT QUICKLY SIR OR MADAM

Ans 44:

Class : Class 7
the correct answer is D as in B there is no mention on what X is

Ans 45:

Class : Class 5
B is the correct answer

Ans 46:

Class : Class 4

Ans 47:

Class : Class 6
I thought it was c), but it is d). People who think it is b), are all fools

Ans 48:

Class : Class 6
you both are wrong.the correct answer is B

Ans 49:

Class : Class 7
SHOULD BE B

Ans 50:

Class : Class 5
C IS CORRECT

Ans 51:

Class : Class 7
Hey many people are thinking answer B is right .well, yeah according to me ans B is right .these SOF people really need to improve and update this app

Ans 52:

Class : Class 4

Ans 53:

Class : Class 9
according to me the correct answer is B

Ans 54:

Class : Class 4
c is the correct answer

Ans 55:

Class : Class 6
answer should be b right

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
oil has a low boiling point than water. Therefore we use oil to make the cooking process faster and easier

Ans 2:

Class : Class 9
oil has a low boiling point than water. Therefore we use oil to make the cooking process faster and easier

Ans 3:

Class : Class 9
We fry stuff in oil because oil has much higher boiling point in comparison to water. So after heating when oil reaches temperatures greater than the boiling point of water (100 C) it instantly vaporize the water present in food into steam. ... Oil fries it and gives a crispy texture.

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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 2

Ans 1:

Class : Class 4
The answer is D as the pictures given have different hazards.

Ans 2:

Class : Class 8

Ans 3:

Class : Class 8
a is the answer

Ans 4:

Class : Class 6
a is theaa is the answer.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
I think it's option (C) as plastic bags are harmful for environment.

Ans 2:

Class : Class 8
I think it's option (C) as plastic bags are harmful for environment.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
because when we plant a tree , it absorb water from the soil and sun absorb water from leaf and in sky it made cloud and rain occur

Ans 2:

Class : Class 8
Water absorbed from roots of plants is trasported to leaves of plant. excess water escapes into atmosphere in the process of traspiration which forms clouds and thus help in raining.

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