National Science Olympiad Forum By SOF Olympiad Trainer - Page 623

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 2
According to Known Scientific facts options a) b) and c are non vertebrate so why are Options a and b are not part of right answer? At times quality of questions raise a doubt about due diligence being put in articulating the questions .

Ans 2:

Class : Class 8
D

Ans 3:

Class : Class 5
i think it is option a b and c

Ans 4:

Class : Class 3
Option D has a backbone for sure so the answer should be either A,B or C.

Ans 5:

Class : Class 8
the answer is c crickets donot have backbone. fish obviously has backbone snakes have flexible backbone(cartilage) and all reptiles have backbone

Ans 6:

Class : Class 10
According to scientific facts all reptiles have backbone . If they didn't have a backbone they couldn't crawl .

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 10
b

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 2
d because Mary is only 1 year 5 months old and Punit is 1 year 6 months old

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7

Ans 2:

Class : Class 9
Answer should be D as from both options A and B she can reach the bus stop.

Ans 3:

Class : Class 7
It's 'D' because she will turn right as shown in the given figure

Ans 4:

Class : Class 4
B IS CORRECT BECAUSE IF SHE GOES WITH OPTION.-A, C, D AS IN A IT HAD MISSED ONE LINE THAT IS STAIRTH. GOPI KRISHNA CLASS. 4 SEC A GOLD MEADALIST.

Ans 5:

Class : Class 4
Answer is D as both A and B are correct.

Ans 6:

Class : Class 8
The answer B is correct ..... She cannot reach at the Bus Stop if she follows the directions in option A........

Ans 7:

Class : Class 9

Ans 8:

Class : Class 6
D is the correct ans

Ans 9:

Class : Class 6

Ans 10:

Class : Class 4
Using the person's perspective, even A is correct. So the answer is D.

Ans 11:

Class : Class 6

Ans 12:

Class : Class 4
Yes both A and B are correct. Answer is D.

Ans 13:

Class : Class 7
Can you tell the answer to this question

Ans 14:

Class : Class 6
it is D because both of the ways lead her to the bus stop

Ans 15:

Class : Class 6

Ans 16:

Class : Class 2
B

Ans 17:

Class : Class 9
Answer is D

Ans 18:

Class : Class 6
Answer should be D

Ans 19:

Class : Class 6
it would not be D as in D there is straight,so,she would move straight then right ,she would turn right, but will not go or move right!So to move her there should be 'straight' after every instruction.Hence,there is no straight after every instruction,it is not 'D'.

Ans 20:

Class : Class 8
Answer should be D

Ans 21:

Class : Class 8
d

Ans 22:

Class : Class 4

Ans 23:

Class : Class 5
THe answer is c

Ans 24:

Class : Class 8
it should be d cause of the directions in a

Ans 25:

Class : Class 4
Answer D

Ans 26:

Class : Class 9
Answer is D

Ans 27:

Class : Class 9
D

Ans 28:

Class : Class 5
The answer is D as the both option A and B reaches her to the bus stop.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8
the answer is D because it is full moon you brainless idiot,Shivam Dave

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8

Ans 2:

Class : Class 7

Ans 3:

Class : Class 9
it should be 59 minutes as amoeba undergoes binary fission every minute. therefore,half of the jar will be filled in 59 minutes.after a minute it undergoes binary fission and fills the jar.

Ans 4:

Class : Class 8

Ans 5:

Class : Class 8

Ans 6:

Class : Class 9
See...it has to be B as the bacteria doubles every minute...considering this if the cup is full at 60 minutes, it has to be half 1 minute ago, i.e, 59 minutes

Ans 7:

Class : Class 8

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 5
Hi all, The answer is B. As first, nitrate convert into nitrite i.e. X. Then by denitrifying bacteria, nitrite gets converted into atmospheric nitrogen i.e. Y. After decomposition of dead plants and animals, complex nitrogen gets converted into ammonia by ammonification i.e. Z.

Ans 2:

Class : Class 9
A is correct and.

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Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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