National Science Olympiad Forum By SOF Olympiad Trainer - Page 716

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8
D

Ans 2:

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 3:

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

Ans 4:

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

Ans 5:

Class : Class 9
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 5
i think it is option a b and c

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Subject :NSO    Class : Class 4

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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 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 2:

Class : Class 10

Ans 3:

Class : Class 6

Ans 4:

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

Ans 5:

Class : Class 6

Ans 6:

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

Ans 7:

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

Ans 8:

Class : Class 9
D

Ans 9:

Class : Class 7

Ans 10:

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

Ans 11:

Class : Class 9
d

Ans 12:

Class : Class 6
D is the correct ans

Ans 13:

Class : Class 5
THe answer is c

Ans 14:

Class : Class 4
Answer is simply D (A and B)As both the paths take her to the bus top.

Ans 15:

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

Ans 16:

Class : Class 6

Ans 17:

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

Ans 18:

Class : Class 10
Answer is D

Ans 19:

Class : Class 5
answer should be d. You are wrong ashwak and gopikrishna.

Ans 20:

Class : Class 9
The answer B is correct ..... She cannot reach at the Bus Stop if she follows the directions in option A........

Ans 21:

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 22:

Class : Class 4

Ans 23:

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

Ans 24:

Class : Class 7
Answer should be D

Ans 25:

Class : Class 9
Answer should be D

Ans 26:

Class : Class 4
Answer D

Ans 27:

Class : Class 9
Answer is D

Ans 28:

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

Ans 29:

Class : Class 4
Both 'A' and 'B' are correct So answer should be 'D'

Ans 30:

Class : Class 2
B

Ans 31:

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

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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 4

Ans 2:

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 3:

Class : Class 8

Ans 4:

Class : Class 8

Ans 5:

Class : Class 8

Ans 6:

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 7:

Class : Class 8

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
A is correct and.

Ans 2:

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.

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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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