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Dhananjay sharma from dps noida, ghaziabad
Subject :NCO    Class : Class 7

Ans 1:

rohan shah from chavara public school, dhule
Class : Class 8
TO STOP THE BLOOD FROM FLOWING BACK

Ans 2:

RAHUL SINHA from D.A.V Public Koyla Nagar Dhanbad, dhanbad
Class : Class 7
It acts as a preventer which doesn't allows blood to flow back

Ans 3:

Harshita A from PSBB Millennium, Gerugambakkam, Chennai
Class : Class 7
it prevents the blood from flowing backwards!!!

Ans 4:

ayuj from Indirapuram Public School, Ghaziabad
Class : Class 7
valves prevent the backflow of blood in veins as the blood is flowing with slow speed

Ans 5:

rohan shah from chavara public school, dhule
Class : Class 8
TO STOP THE BLOOD FROM FLOWING BACK

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Sumit Raj from Gyan Bharti Public School , PATNA, Bihar
Subject :NCO    Class : Class 8

Ans 1:

Aditya Raj from Mount Litera Zee School, Baijalpur, Hajipur
Class : Class 8
Router. A router is a network device that connects together two or more networks. A common use of a router is to join a home or business network (LAN) to the Internet (WAN). The router will typically have the Internet cable plugged into it, as well as a cable, or cables to computers on the LAN.

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Aryan Sirohi from Mount LItera Zee School, Bangalore
Subject :NCO    Class : Class 5

Ans 1:

ARNAV GARG from PRUDENCE SCHOOL, New Delhi
Class : Class 8
I agree

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Keshav Gupta from Prarambhika, Patna
Subject :NCO    Class : Class 6

Ans 1:

Saksham Singh Rawat from St Paul's School , Ayanagar
Class : Class 6
Excellent work

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Namratha from JGRVK, Bengaluru
Subject :NCO    Class : Class 5

Ans 1:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 6
The snapshot is not given

Ans 2:

from ,
Class : Class 6
A. Bulleted

Ans 3:

Akshat Iyer from Sri Kumaran Children's Home, Bengaluru
Class : Class 7
A. Bulleted

Ans 4:

Asi F Khan from St.Michael.Sr.Sec.School, Gurgaon
Class : Class 5
A. Bulleted

Ans 5:

ARGHAV from CITY INTERNATIONAL SCHOOL, PUNE
Class : Class 5
A. bulleted

Ans 6:

Prathvi from Vidyasagar school , Indore
Class : Class 5
A) bulleted

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Sobhit Ranjan panda from Manav Rachna International school Charmwood, Delhi
Subject :NCO    Class : Class 7

Ans 1:

Aditya kaushik from Delhi Public School Bhilai, Bhilai
Class : Class 9
glucose ........without the use of oxygen becomes alchohol + energy + carbon -di-oxide

Ans 2:

Dhananjay sharma from dps noida, ghaziabad
Class : Class 7
glucose-------(without the presence oxygen) ----alcohol+energy

Ans 3:

Arnav Bhardwaj from Indirapuram Public School, Ghaziabad
Class : Class 10
glucose ------------without use of oxygen--------------carbon dioxide + alcohol + energy

Ans 4:

Aditya kaushik from Delhi Public School Bhilai, Bhilai
Class : Class 9
glucose ........without the use of oxygen becomes alchohol + energy + carbon -di-oxide

Ans 5:

abhinav from fitjee world school, Hyderabad
Class : Class 8
c6h12o6 gives 2c2h5oh+2co2+2atp

Ans 6:

Daksh dhasmana from St Francis school, Ghaziabad
Class : Class 7
Beech Ka booty

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Mayank Gupta from Kulachi Hansraj Model School, New Delhi
Subject :NCO    Class : Class 7

Ans 1:

Moaz Ali Akhtar from Bharati Vidya Mandir English Medium School , Kolkata
Class : Class 7
It's (b)

Ans 2:

Soumyaranjanrout Sonu from Freedom International School , Salepur
Class : Class 7
B

Ans 3:

Shubham Kale from vasundhara prathmik vidhyalay Ashti, Ashti
Class : Class 7
ANS.D

Ans 4:

Aditi Mahanti from DPS North Kolkata, Kolkata
Class : Class 3
1

Ans 5:

Anaswara Tk from , Ottapalam
Class : Class 7
B

Ans 6:

Sobhit Ranjan panda from Manav Rachna International school Charmwood, Delhi
Class : Class 9
B

Ans 7:

Anaswara Tk from , Ottapalam
Class : Class 7
B

Ans 8:

vindhya varshini from DELHI PUBLIC SCHOOL NACHARAM, hyderabad
Class : Class 7
neice as nandini is daugther of mayank's sister

Ans 9:

rohan shah from chavara public school, dhule
Class : Class 8
A) DAUGHTER

Ans 10:

Saranya Kapoor from Shikshantar, Gurugram
Class : Class 10
i think it should be (d), because the question says Sarika's brother (which can be mayank as it is clearly stated mayank's sister sarika) or if she has another brother, his niece.

Ans 11:

Aaditya Agarwal from Miniland Convent School , Hapur
Class : Class 7
Anaerobic respiration

Ans 12:

Aditya kaushik from Delhi Public School Bhilai, Bhilai
Class : Class 9
D)

Ans 13:

arijit paul from New Town School, Kolkata
Class : Class 9
d as mayanks sisters brother may be mayank or his brother if he has any

Ans 14:

Viral Dubey from Delhi Public School , CHHATARPUR
Class : Class 7
The answer is (c) Neice

Ans 15:

rohan shah from chavara public school, dhule
Class : Class 8
A) DAUGHTER

Ans 16:

Viral Dubey from Delhi Public School , CHHATARPUR
Class : Class 7
The answer is (c) Neice

Ans 17:

Abhay Tyagi from Billabong High International School, Noida
Class : Class 10
D) Niece or daughter If Sarika has only one brother, then that is Mayank. Then if She is his daughter, then the answer is A. But if Sarika has a brother other than Mayank?? Then it will be B. Because daughter of sister is niece. So the complete option ---> A + B = ~C~ NO! D. D)Niece or daughter. Hence proved.

Ans 18:

Tanaya Dalabehera from KV. no.1, BHUBANESWAR
Class : Class 7
B

Ans 19:

Ritam Medhi from NPS international school, Guwahati
Class : Class 7
A )daughter

Ans 20:

omprakash dwivedi from sri ma vidyalya, THANE
Class : Class 7
b

Ans 21:

Soumyaranjanrout Sonu from Freedom International School , Salepur
Class : Class 7
B

Ans 22:

Rock boy from Mar Ivanios Convent High School, Pune
Class : Class 7
B Niece

Ans 23:

Tanaya Dalabehera from KV. no.1, BHUBANESWAR
Class : Class 7
A

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NIRANJANA from INDIRA NATIONAL SCHOOL, PUNE
Subject :NCO    Class : Class 4

Ans 1:

harshadaawate50@gmail.com from sinhgad, pune
Class : Class 4
AGYtfh

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Namratha from JGRVK, Bengaluru
Subject :NCO    Class : Class 5

Ans 1:

Aarush Semwal from DPS Noida, Noida
Class : Class 7
audio video interleave

Ans 2:

Ayush Kumar from Maria Assupta Sr. Sec. Convent School, KASHIPUR
Class : Class 5
audio video interface (a)

Ans 3:

Akshat Iyer from Sri Kumaran Children's Home, Bengaluru
Class : Class 7
answer is "B"

Ans 4:

Srujhan from Global Indian international school, singapore
Class : Class 5
b

Ans 5:

Preeti tanwar from DON BOSCO ACADEMY, Patna
Class : Class 6
sorry, answer is B

Ans 6:

Udayan Sindhu Chaudhuri from The Indian School, NEW DELHI
Class : Class 7
A) audio video interface

Ans 7:

Preeti tanwar from DON BOSCO ACADEMY, Patna
Class : Class 6
audio video interface (a)

Ans 8:

Akshat Iyer from Sri Kumaran Children's Home, Bengaluru
Class : Class 7
the answer is "b"

Ans 9:

techinical harsh from Dav, ramnagar
Class : Class 5
B

Ans 10:

khushie from gdgps , Gurgaon
Class : Class 5
It is "B"

Ans 11:

Jayprakash Singh from john XXIII High school, virar
Class : Class 7
B

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Tanishkchamp from Saint Francis English medium school, Bandikui
Subject :NCO    Class : Class 6

Ans 1:

Aarush manglani from chirec international school, Hyderabad
Class : Class 8
8 is the answer

Ans 2:

PRANEEL PRIYASH PANDA from AECS NARORA, BULANDSHAHR
Class : Class 6
Its easy , go to web and search .

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