National Science Olympiad Forum By SOF Olympiad Trainer - Page 65

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 9

Ans 2:

Class : Class 7

Ans 3:

Class : Class 5
NA

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8

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Class : Class 5
What is mimicry?

Ans 3:

Class : Class 5
😓😓copying

Ans 4:

Class : Class 7
Mocking or copying.

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
Most off your questions are wrong

Ans 2:

Class : Class 6
Please explain more nicely and Keanna thank you for explaining

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Class : Class 4
But no spider species have 6 legs

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Class : Class 5

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Class : Class 5

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Class : Class 5

Ans 7:

Class : Class 4
But no spider species have 6 legs

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Class : Class 5
confusing question

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Class : Class 5
There is written on option D that Q could have three pair of wing but the question is wrong.There should be written two pair instead of three pair.Two pair is written on solution.

Ans 10:

Class : Class 7
A. P could be cold-blooded animal whereas R could be warm-blooded animal. ----- Frog has backbone, lays eggs and is a cold-blooded animal. So, P can be a Frog. Humans have backbone and hair, and they are warm-blooded. So, R can be a Human Being. So, this statement is Correct.B. Q could be six-legged animal whereas R could be four-legged animal. ----- Spiders have six legs and they lay eggs. So, Q can be a Spider. Horses are four-legged animals. They have backbone and hair. So, R can be a Horse. So, this statement is Correct.C. R could breathe through lungs whereas S could breathe through spiracles. ----- Dogs breathe through lungs, they have backbone and hair. So, R could be a Dog. Cockroaches breathe through spiracles. They have backbone and lay eggs, but they have no hair. So, S can be a Cockroach. So, this statement is Incorrect.D. P could have a pair of wings whereas Q could have two pairs of wings. ----- Birds have a pair of wings. They have backbone and they lay eggs. So, P could be a Bird. Most insects have two pair of wings, and they lay eggs. So, Q could be an Insect. So, this statement is Correct.Hence, the right answer is Option C.

Ans 11:

Class : Class 4
Keanna you are a copycat

Ans 12:

Class : Class 4
Thank you for the explanation

Ans 13:

Class : Class 5
questio is wrong

Ans 14:

Class : Class 4
The option D. is wrong. It mentions 3 pairs of wings whereas it should be 2 pairs of wings.

Ans 15:

Class : Class 4
Oh my! thanks for solving my problem .

Ans 16:

Class : Class 4
Hey, some spider species have six legs, usually out of India. And the whole explanation is wrong.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
kn

Ans 2:

Class : Class 4
ans is b

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Class : Class 5
I did it with a guess and got it right somehow!

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Class : Class 4

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Class : Class 4
kn

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Class : Class 5

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Class : Class 4

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Class : Class 4
wth

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Class : Class 4
Let’s study the given food-web carefully:The food-web is starting from P. So, P are plants (Producers). Q, T and U are eating these plants, so they are Herbivores (Primary Consumers). R are eating Q, and V are eating U, so they are Carnivores (Secondary Consumers). S are eating T as well as R

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Class : Class 2
please explain the reasoning

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Class : Class 4
kn

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Class : Class 4
kn

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Class : Class 7
OMG!How confusing!How did the others do it!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 14:

Class : Class 4
kn

Ans 15:

Class : Class 4
The ans is A

Ans 16:

Class : Class 4
kn

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6

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Class : Class 5
but all plants have roots below the ground

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Class : Class 6

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Class : Class 4

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Class : Class 7
because non green plants like "Indian pipe" are not in green. and they absorb their food from dead plants and animals

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Class : Class 8
No mangoves have roots above the ground I am talking to you Radiant

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Class : Class 8
Cuz every tree does not have to be evergreen Dum Dum!! Deciduous trees, tidal trees, and many more don’t have all green leaves!!! Evergreen trees do not shed their leaves and so look green throughout the year, but other non-always green trees shed their leaves and are not always GREEN !!!got it?

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Class : Class 4

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Class : Class 7
Mangroves have aerial roots!

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Class : Class 4
Because Riya's statement says that all roots are below the ground but the roots of mangroves are above the ground

Ans 11:

Class : Class 4

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 9
why d please explain

Ans 2:

Class : Class 4
D

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Class : Class 7
Its answer is option D because saliva is mainly water and it contains enzimes that softnes our food and makes it easier to shallow

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Class : Class 9
D

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Class : Class 7
Why is the answer D ??

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Class : Class 8

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Class : Class 3
the answer can c or d.why cant it be c. pleas explain

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Class : Class 4
d!

Ans 9: (Master Answer)

Class : Class 1

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Class : Class 8
D is correct as saliva is mainly water, helps makes it easier for us to swallow our food and softens our food so I got correct answer you people can also check in the solution......😄

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Class : Class 9
D only

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Class : Class 8
IT should be B as tongue makes it easier to swallow food but it can be D too PLS. explain

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Class : Class 5
I agree with LavanyaIt should be D!

Ans 14:

Class : Class 9
The answer is option D

Ans 15:

Class : Class 6
d

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
A. Dog star

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