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Satvik Mehta from St Andrews school Bowenpally, Secunderabad
Subject :NSO    Class : Class 8

Ans 1:

Kushi V from Jss Public School, bangalore
Class : Class 8
c

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Satvik Mehta from St Andrews school Bowenpally, Secunderabad
Subject :NSO    Class : Class 8

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Tanisha from Ryan International School , Raipur
Subject :NSO    Class : Class 6

Ans 1:

Mihika Raut from ST JOSEPHS SCHOOL, RIHAND NAGAR
Class : Class 7
C is the correct answer

Ans 2:

Tamrashi Pani from Sof Olympiad trainer international school, Bangalore
Class : Class 7
It is C

Ans 3:

Moushami Sha from KV VSN, Nagpur
Class : Class 6
C is the answer

Ans 4:

Pranit Sinha from Montfort School, Roorkee, Haridwar
Class : Class 6
If permanent magnet ans.(A), if normal ans.(B)

Ans 5:

Praneeth from Null, Null
Class : Class 7
Option C

Ans 6:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 6
option c is correct

Ans 7:

Aadhira from velammal new gen school, Medavakkam, Chennai
Class : Class 6
The correct answer is C.

Ans 8:

SOUVAGYA SAHA from De Nobili School, DHANBAD
Class : Class 6

Ans 9:

Sruthi from Suguna International School, Coimbatore
Class : Class 6
C)Dropped from a height repeatedly

Ans 10:

Adithya Kumble from Deens Academy, Bangalore
Class : Class 6
c is correct

Ans 11:

DHEER PANDEY from Sentia School, Hyderabad
Class : Class 7
c is the answer

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Shourya Ganesh from The Green Acres Academy, Mumbai
Subject :NSO    Class : Class 5

Ans 1:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 6

Ans 2:

Nakul Syam from St Thomas Residential School, Thiruvananthapuram
Class : Class 7
D

Ans 3:

Aaditya Malhotra from Isaac Newton Global School, Mumbai
Class : Class 3

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S Nithyanth from Geethanjali Vidyalaya, Bangalore
Subject :NSO    Class : Class 4

Ans 1:

S Nithyanth from Geethanjali Vidyalaya, Bangalore
Class : Class 6

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Satvik Mehta from St Andrews school Bowenpally, Secunderabad
Subject :NSO    Class : Class 8

Ans 1:

Kaustubh from Neerja Modi school, Jaipur
Class : Class 8

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Pratham garg from Mother teacher school, Barnala
Subject :NSO    Class : Class 10

In a Drosophila, black eye colour is dominant over brown eye and allele for normal wings is dominant over allele of vestigial wing. Hybrid obtained in F1 generation have black eye colour with normal wing. By selfing of F1 hybrid, total 560 offspring were obtained in F2 having four different genotypes. How many flies with black eyes and vestigial wings; and brown eyes with normal wings would be obtained? What would be their possible genotypes?


A105--- 210--- BBWw--- bbWw
B 105--- 105--- Bbww--- bbWw
C 315--- 35--- BbWw--- Bbww
D 100--- 150--- bbww--- BBww


Pls provide an explanation

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Aaditya Jain from Jaypee public school, Greater noida
Subject :NSO    Class : Class 6

A few mixtures are listed in the box.
(i) Salt solution (ii) Oil and water (iii) Alcohol and water (iv) Soda water (v) Iron and sand (vi) Flour and husk (vii) Milk
Now, read the given passage and fill in the blanks by selecting an appropriate option. Mixtures (p) are homogeneous in nature while mixtures (q) are heterogeneous in nature. Mixture(s) (r) is/are separated into its/their components by centrifugation where (s) component collects towards the centre. Mixture (t) is separated into its components by distillation where the component having (u) boiling point gets collected in the receiver flask first.

P Q R S T U
A i, ii, vi iii, iv, v, vii ii, v Heavier iii Higher
B ii, iv, vi i, iii, v, vii ii, iv Lighter vii Lower
C i, iii, iv ii, v, vi, vii vii Lighter iii Lower
D i, iii, vi ii, iv, v, vii iv, vii Heavier i Higher

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Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Subject :NSO    Class : Class 4

Ans 1:

namrata maheshwari from euroschool, airoli
Class : Class 9
i am lipi sanwal from S.H.I.S , GURUGRAMat first I reported a error in the question but after wards I understood iiiiiiiiittttt !

Ans 2:

Elisha Kannojia from Delhi Public School, Noida
Class : Class 5

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Aditya singh from Dps greater Noida, Greater Noida
Subject :NSO    Class : Class 3

Ans 1:

Aditya from DAYAWATI MODI INTERNATIONAL, MEERUT
Class : Class 3
C

Ans 2:

Aditya from DAYAWATI MODI INTERNATIONAL, MEERUT
Class : Class 3
C

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