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keosha jain from saint francis convent intercollege , jhansi
Subject :NSO    Class : Class 8

Ans 1:

Palchin from Naval public school, Uran
Class : Class 8
in the solution it says that option b is wrong then it says that that the correct option is option b please explain

Ans 2:

Akhil Budithi from Kennedy high the global school , Hyderabad
Class : Class 8

Ans 3:

Naivedya Moondra from Lake Montfort, BANGALORE
Class : Class 8
Yes. Why does it say that?

Ans 4:

SANVI from D PS VADODARA, Vadodara
Class : Class 3

Ans 5:

Avyukth Radhakrishnan from TSRS, Gurgaon
Class : Class 8
why does it say b is wrong(and c is correct) in the solution and that b is the correct answer?Isn't it C?

Ans 6:

Akshara from NPS, Bengaluru
Class : Class 7
??

Ans 7:

Akshara from NPS, Bengaluru
Class : Class 7
Completely agree. ????

Ans 8:

ANUSHKA SHARMA from CAMBRIDGE COURT WORLD SCHOOL, JAIPUR
Class : Class 8

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Aditya Arsh from Virendra Swarup Public School Cantt, Kanpur
Subject :NSO    Class : Class 8

Ans 1:

Archi from Mothers Global School, Delhi
Class : Class 10

Ans 2:

Lakshmi from DDPS, Kota
Class : Class 8
speed =frequency*wavelength so frequency is inversely proportional to wavelength so if frequency changes the wavelength will also change

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Ashwak from Cambridge International School, Saudi Al Dera
Subject :NSO    Class : Class 3

Ans 1:

ANSHUL GAJJAR from PODAR INTERNATIONAL SCHOOL, AHMEDABAD
Class : Class 3
B

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Ashwak from Cambridge International School, Saudi Al Dera
Subject :NSO    Class : Class 3

Ans 1:

nirvi pal from jasudben ML School, mumbai
Class : Class 3
correct answer is d okkkkkkkkkkkkkkkkkkk

Ans 2:

Nadar Toor from strawberry fields high school, chandigarh
Class : Class 3
d

Ans 3:

Aditri from ISG oman, Ghubrah
Class : Class 3
d!!!!!!!!!!!!!!!!!!!!!!!!!!!!!👍🏼

Ans 4:

IKSHITA BARMAN from MVM-IV, Barsajai, GUWAHATI
Class : Class 5
D

Ans 5:

Ram Prasanna from Basil Woods International, Hyderabad
Class : Class 3
B

Ans 6:

Prasanna Hegde from Vibgyor High Horomavu, BENGALURU
Class : Class 3
D

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Priyangshu Chattopadhyay from ST AGNES SCHOOL KHARAGPUR, Kharagpur
Subject :NSO    Class : Class 6

Ans 1:

PRADYUMNA OMPRAKASH GONDULE from DPS BHILAI, Bhilai
Class : Class 8

Ans 2:

AKSHAT AGRAWAL from NPS, BANGALORE
Class : Class 7

Ans 3:

AKSHAT AGRAWAL from NPS, BANGALORE
Class : Class 7

Ans 4:

Aarav Srivastav from DWPS , Noida Extension
Class : Class 7

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Ashwak from Cambridge International School, Saudi Al Dera
Subject :NSO    Class : Class 3

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Bidyashree Panda from Royal Concord International School Begur, Bangalore
Subject :NSO    Class : Class 4

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Rudra from VSPK international school sec -13 Rohini Delhi, Delhi
Subject :NSO    Class : Class 8

Refer to the given flow chart. Identify hormones X and Y and select the correct option regarding them.


A Glands secreting hormone Y are located on the posterior surface of glands secreting hormone X.
B Myxoedema is caused by hyposecretion of a hormone secreted by gland that also secretes hormone Y.
C Both hormones X and Y are secreted by same endocrine gland but are antagonistic to each other in functioning.
D Hyposecretion of hormone Y leads to osteoporosis as more calcium is drawn from bones to raise blood calcium level.

Ans 1:

Ruchi Sinha from DPS Gurgaon , Gurgaon
Class : Class 8

Ans 2:

Avanish Pandey from St Francis school , Bilaspur
Class : Class 9

Ans 3:

Jayadeep Shanmugam from Sri Sri Ravishankar Vidya Mandir, Bangalore
Class : Class 8
Please give the answer to this Question.

Ans 4:

Akshara from NPS, Bengaluru
Class : Class 7
Yes , NA means 'no answer' So , since there is no such option , anything we pick would be incorrect.

Ans 5:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 8
if there is no answer,then why was it considered wrong?it is not fair.

Ans 6:

Naveen Kumar from Gail DAV Public School, Dibiyapur
Class : Class 8
PLEASE GIVE THE ANSWER ALONG WITH EXPLANTION

Ans 7:

HELEN ELDHO from MAR ATHANASIUS, KOOVAPPADY
Class : Class 9
why no reply...

Ans 8:

SUHANI PANDA from DE PAUL SCHOOL, BERHAMPUR
Class : Class 8
What do you mean by 'NA'?

Ans 9:

Karthik Rao Varam from Bala Vidya Mandir, Chennai
Class : Class 8

Ans 10:

Mani Gupta from Carmel Convent School, Faridabad
Class : Class 9
Please explain the answer

Ans 11:

Suvan Shee from Chirec public school, Hyderabad
Class : Class 9
"NA"?.please explain the answer

Ans 12:

AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Class : Class 9
None of the given options are correct...

Ans 13:

Aniket Kumar from Gyan Niketan, Patna
Class : Class 8

Ans 14:

Akshara from NPS, Bengaluru
Class : Class 7
Exactly.What does NA mean ??

Ans 15:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 8

Ans 16:

Saanvi from Dehli Public School , Gurugram
Class : Class 4

Ans 17:

ARNAV BARANWAL from KPS SCHOOL, bhilai
Class : Class 8
NA means no answer but what we had to do with it

Ans 18:

Karthik Rao Varam from Bala Vidya Mandir, Chennai
Class : Class 8

Ans 19:

Avyukth Radhakrishnan from TSRS, Gurgaon
Class : Class 8
NA means 'No Answer'.But the guidelines clearly state 'Mark all questions.'How is this fair?

Ans 20:

Ruchi Sinha from DPS Gurgaon , Gurgaon
Class : Class 8
NA? what is the explanation of the answer

Ans 21:

Ankit kumar Jha from Ryan International School , Ghaziabad
Class : Class 9
NA meant no answer is correct and we had to leave this one empty

Ans 22:

Nipun Abhilash from National Public School, Banashankhari, Bangalore
Class : Class 9

Ans 23:

Tay Wen Xuan from Inspiros International School, SHAH ALAM
Class : Class 9
Please explain what NA is... I don't understand

Ans 24:

Avanish Pandey from St Francis school , Bilaspur
Class : Class 9
The correct answer will be(a)

Ans 25:

Anshuman D from MVM, Hyderabad
Class : Class 9
I understood that when I looked at the question itselfThe arrows are wrongly labelled

Ans 26:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 8
what does NA mean?

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Ashwak from Cambridge International School, Saudi Al Dera
Subject :NSO    Class : Class 3

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Abhay Agarwal from St Francis School, Ghaziabad
Subject :NSO    Class : Class 8

Ans 1:

Bhramana Roy from Glendale Academy International, Hyderabad
Class : Class 8
Time taken to utter single syllable=1/5th of a sSpeed of sound in air=330m s^-1 or 330m/sso distance to reflecting surface=1/5 * 330 as that will give the distance=66.0mSo, distance to reflecting surface is 66.0m

Ans 2:

Abhay Agarwal from St Francis School, Ghaziabad
Class : Class 9

Ans 3:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 8
answer??????????????????????????????????????????????????????

Ans 4:

Akhil Budithi from Kennedy high the global school , Hyderabad
Class : Class 8
please explain this question.

Ans 5:

Nilanjana De from Delhi Public School North, Bengaluru
Class : Class 8
Can someone please explain this question?

Ans 6:

vatsal jay gandhi from new era senior secondary school, Vadodara
Class : Class 8
please explain this question.

Ans 7:

Abhay Agarwal from St Francis School, Ghaziabad
Class : Class 9
please explain this question

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