National Science Olympiad Forum By SOF Olympiad Trainer - Page 203
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Student from School, City
Subject :NSO    Class : Class 8

Ans 1:

Student from School, City
Class : Class 5
Please include about how to solve this question inyour solution. I cannot understand how to solve this question.

Ans 2:

Prathamesh Raje from DPS Electronic City, Bangalore
Class : Class 9
me too

Ans 3:

Mahadevan from KV Rubber Board Kottayam, Kottayam
Class : Class 9
how to solve this

Ans 4:

SRIJA SRINIVASAN PAKU from KENDRIYA VIDHYALAYA ASHOK NAGAR, Chennai
Class : Class 8
actually, you have to identify the letters in between the word which come in the alphabetical sequence. i.e - o and p

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Juhan from Indian School Muscat , Muscat
Subject :NSO    Class : Class 7

Ans 1:

Juhan from Indian School Muscat , Muscat
Class : Class 7
Ans Is d

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Student from School, City
Subject :NSO    Class : Class 8

As proved by many studies greenhouse effect is rapidly increasing because of increase in concentration of carbon dioxide. In the given graph the increase in carbon dioxide concentration is shown. What could be X corresponding to it?


(i) Rate of photosynthesis in plants
(ii) pH of the oceans
(iii) Water level of ocean
(iv) Average global temperature of Earth

A (i) and (iii) only
B (ii) and (iv) only
C (ii) only
D (iv) only


There should be an option for (ii), (iii),

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Harini Kanvinde from Delhi Public School Bangalore North, Bangalore
Subject :NSO    Class : Class 1

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Anirudh Anand from DPS, Bangalore
Subject :NSO    Class : Class 5

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ayush kumar from dps noida, delhi
Subject :NSO    Class : Class 3

Ans 1:

Kashika Goel from DPS Noida, Noida
Class : Class 6
no

Ans 2:

Avneet Kaur from Satpaul Mittal School , Ludhiana
Class : Class 3

Ans 3:

Kashika Goel from DPS Noida, Noida
Class : Class 6
only D is correct

Ans 4:

Deborah Charles from Vydehi school of Excellence, Bengaluru
Class : Class 3

Ans 5:

Kashika Goel from DPS Noida, Noida
Class : Class 6
plastic is or not flexible. It depends on the type of plastic material

Ans 6:

SAMARPAN DAS from Notre Dame Academy, Salakati Kokrajhar
Class : Class 5
Both (A) and (D) are correct.

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Devesh Kumar Shrivastava from Ramjas School, Pusa Road, New Delhi
Subject :NSO    Class : Class 6

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Utsav from podar international school , shivamoga
Subject :NSO    Class : Class 8

Match different terms in column I with their related description in column II and select the correct option from the codes given below.

Column I Column II
(A) Weeding (i) Loosening and turning of soil
(B) Threshing (ii) Removing unwanted plants from a field
(C) Tilling (iii) Cutting and gathering of mature crop
(D) Harvesting (iv) Separation of grain from the chaff


A (A) - (i), (B) - (iii), (C) - (ii), (D) - (iv)
B (A) - (ii), (B) - (i), (C) - (iv), (D) - (iii)
C (A) - (ii), (B) - (iv), (C) - (i), (D) - (iii)
D (A) - (iv), (B) - (iii), (C) - (i), (D) - (ii)


Ans 1:

Dhruv rane from St Joseph convent school, Jalgaon
Class : Class 8

Ans 2:

Anidhya Pandey from St.Mary's Convent School, GHAZIABAD
Class : Class 8
BUT IN THE SYPNOSIS PLOUGHING IS DEFINED AS THE PROCESS OF LOOSENING AND TURNING OF SOIL

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timaan from sanskriti, delhi
Subject :NSO    Class : Class 9

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anu from Haralur, Bengaluru
Subject :NSO    Class : Class 1

Ans 1:

SHIV SINGH from Delhi Public School Neelbad Bhopal, Bhopal Madhya Pradesh
Class : Class 3
Triangles are 23 not 20.

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