National Science Olympiad Forum By SOF Olympiad Trainer - Page 347
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Hprakash09 from Billabong high Bhopal, Bhopal
Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

In the given flow chart,P could be parasitic plant,Q could be plant in desert habitat,R could be insectivorous plant and S could be plant situated near coastline.P does not possess hygroscopic roots. They are present in some orchids to absorb moisture from atmosphere.Leaves in desert plants are either absent or reduced or they are present in the form of spines.Stilt roots are adventitious roots that arise from the lower nodes and provide extra support to the plant.They are not meant for respiration. So,options A,B and D are incorrect.


Ans 2:

SOUVAGYA SAHA from De Nobili School, DHANBAD
Class : Class 10

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Omkar Deshmukh from phoenix greens international school, Hyderabad
Subject :NSO    Class : Class 6

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NISHTHA GUPTA from DPS R K Puram, newdelhi
Subject :NSO    Class : Class 6

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Shreya from RFS, Navimumbai
Subject :NSO    Class : Class 9

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Siddharth from Navy Children School, KOCHI
Subject :NSO    Class : Class 7

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Animesh Jain from DPS, Bengaluru
Subject :NSO    Class : Class 7

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maanya from springdales, delhi
Subject :NSO    Class : Class 3

Ans 1:

Aditya Shinde from Abhinav School , Pune
Class : Class 3
Cabbage is a leaf a not root.So Answer is wrong

Ans 2:

ishaan from symbiosis , pune
Class : Class 3
what is the logic behind this answer? How is Cabbage a root ??????

Ans 3:

from Gems international school, Gurugram
Class : Class 3
How is cabbage a root?

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Mahadevan from KV Rubber Board Kottayam, Kottayam
Subject :NSO    Class : Class 5

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Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

In the given figure P, Q, R and S represent different layers of Earth, i.e., crust, upper mantle, lower mantle, outer core and inner core respectively. 


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Sanaya Singh from Hiranandani Foundation, Mumbai
Subject :NSO    Class : Class 2

Ans 1:

Abhiraj from St. Xavier's School, Burdwan
Class : Class 7
D

Ans 2:

Aashi Adwita from Delhi Public School , Secunderabad
Class : Class 4
D

Ans 3:

Sanaya Singh from Hiranandani Foundation, Mumbai
Class : Class 2

Ans 4:

Arjyayan Sarkar from Garden High School, Kolkata
Class : Class 2
D

Ans 5:

Rudranksh Chiranjib Guha from Sri Sri Ravishankar Vidya Mandir, Mulund, Mumbai
Class : Class 4
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