National Science Olympiad Forum By SOF Olympiad Trainer - Page 130
  1. Home
  2. /  Forum

User Forum

Ask Your Question
Samarth Parsai from Sri Sri Ravishankar Vidya Mandir, Indore
Subject :NSO    Class : Class 3

Post Your Answer

Pranjal Yadav from Sunbeam School Mughalsarai, Mughalsarai
Subject :NSO    Class : Class 6

Post Your Answer

Anant Namdeo from Sagar Public School ,Dwarka Dham , Bhopal, Bhopal
Subject :NSO    Class : Class 4

Post Your Answer

Aaditya thapa from LBS, Aashirwad neelanchal
Subject :NSO    Class : Class 6

Beena sets up two experiments, as shown in the diagram below. She placed both the set-ups in sunlight for 9 hours. On noting down her observations for both set-ups she found that there was more oxygen collected in test tube X as compared to test tube Y. What conclusion could she best draw from this experiment?


AThe rate of photosynthesis decreases when there is more carbon dioxide.
BBaking soda is required for photosynthesis.
CCarbon dioxide is required by the plant for photosynthesis.
DThe rate of photosynthesis increases when there is more carbon dioxide.


Post Your Answer

Anant Namdeo from Sagar Public School ,Dwarka Dham , Bhopal, Bhopal
Subject :NSO    Class : Class 4

Post Your Answer

Anant Namdeo from Sagar Public School ,Dwarka Dham , Bhopal, Bhopal
Subject :NSO    Class : Class 4

Post Your Answer

Ashwika Saraf from Bal Bharati Public School, Kharghar
Subject :NSO    Class : Class 5

Ans 1:

Vihaan Patil from Bombay Scottish School, Mahim Mumbai
Class : Class 6
both Q AND R are right you can use filtration to separate

Ans 2:

Bidyaghnya Banerjee from Vidyasagar Shishu Niketan, West Bengal
Class : Class 6
It is either Q or R.

Post Your Answer

SAACHI SAXENA from Father Agnel School, Noida
Subject :NSO    Class : Class 4

Post Your Answer

Jayaditya Pratihari from Ganges Valley School, Hyderabad
Subject :NSO    Class : Class 7

Ans 1:

Asha Suvidya from I.T.I Central School, Bangalore
Class : Class 7
Option A is the answer.

Post Your Answer

Mohammad Ateeb Qaiser from D.A.V. PUBLIC SCHOOL, WALMI COMPLEX, patna
Subject :NSO    Class : Class 1

Post Your Answer