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Devansh Sachdeva from Blooming Vale Public School, Kotdwara
Subject :NSO    Class : Class 5

Ans 1:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 7
i wrote sieving, what do you think?

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Yashi Agrawal from Blue Ridge Public School , Pune
Subject :NSO    Class : Class 8

Ans 1:

Mohak Khetan from Podar International School Powai , Mumbai
Class : Class 8
Read the question carefully...it says which of the following CANNOT be Z...all of them can be Z so ans is none of these

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AASHIA CHANDRA from MANAV RACHNA INTERNATIONAL SCHOOL, GURGAON
Subject :NSO    Class : Class 7

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Daksh from RKC, Rajkot
Subject :NSO    Class : Class 3

Ans 1:

Admin from Revisewise, Noida
Class : Class 3
To liquify ammonia gas the temperature of the gas is reduced. This results into slowing down of the molecules of ammonia. Hence a change in the speed of the particles takes place.

Ans 2:

from ,
Class :
Class:-- Speed Ammonia gas is one of the liquefied by decreasing temperature and increasing pressure.

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deepakdashora@rediffmail.com from na, Udaipur
Subject :NSO    Class : Class 6

Ans 1:

Aditya Sai Vemparala from Amanora school, Pune
Class : Class 7

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Yashi Agrawal from Blue Ridge Public School , Pune
Subject :NSO    Class : Class 8

Ans 1:

Siddharth Mahesh from mdav public school , Hyderabad
Class : Class 8

Ans 2:

Mohak Khetan from Podar International School Powai , Mumbai
Class : Class 8
when the switch was open then the current was flowing through the whole circuit. now when it is closed current will not flow through the whole circuit and will take the shortcut because current always chooses the shortest path. so bulb x will not be lit and bulb y will be brighter.

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deepakdashora@rediffmail.com from na, Udaipur
Subject :NSO    Class : Class 6

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Yashi Agrawal from Blue Ridge Public School , Pune
Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is a.

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BHASKAR NANDI from SOUTH POINT SCHOOL, Kolkata
Subject :NSO    Class : Class 6

Ans 1:

anahitaa Malhotra from delhi public school gandhinagar gujarat, Ahmedabad
Class : Class 4
answer should be d.

Ans 2:

Pratyush from GMA Dubai, Dubai
Class : Class 7
It is A as gravity is pulling the shoot lower though still plant grows upwards against atmospheric pressure .

Ans 3:

Jairaj Singh Basur from Vivek High School, Chandigarh
Class : Class 7
it should not be A because there is no method shown to see the amount of transpiration, but it shows that even though it is upside down the root grows towards gravity and the shoot grows upwards towards light so it should be B

Ans 4:

Pratyush from GMA Dubai, Dubai
Class : Class 7
answer is D

Ans 5:

Ashwin Shridhar from Vidyashilp Academy, Bangalore
Class : Class 7
The answer Should be B. It shows plant growing against gravity, towards light. The apparatus does not indicate difference in transpiration.

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ravi agarwal from sainik school , Bijapur
Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

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