National Science Olympiad Forum By SOF Olympiad Trainer

User Forum

Subject :NSO    Class : Class 1

Post Your Answer

Subject :NSO    Class : Class 6

Post Your Answer

Subject :NSO    Class : Class 2

Ans 1:

Class : Class 2
A

Ans 2:

Class : Class 2
A

Post Your Answer

Subject :NSO    Class : Class 2

Post Your Answer

Subject :NSO    Class : Class 2

Ans 1:

Class : Class 2
Have a lovely happy Diwali to all of you love Gaurika ❤️❤️❤️❤️🍰🍨🍪🍪🍪🍫🍫🍫🎂🎂 eat yummy yummy pastries chocolates and Cakes on the Diwali pandal🍫

Ans 2:

Class : Class 2
Oh very happy Diwal🍫🍭🍭. Happy children’s day❤️. And happy science day🤩

Post Your Answer

Subject :NSO    Class : Class 6

Three different types of fabrics P, Q and R were taken and burnt. Upon burning fabric P gave smell of burning paper, fabric Q gave smell of charred meat and fabric R gave smell of burning hair. Identify fabrics P, Q and R, and select the correct statement regarding them.

AFabric R can be obtained from fruit of a plant and fabric Q can be obtained from stem of a plant.
BFabric R can be obtained from the fur of an animal and fabric Q can be obtained from pupa of an animal.
CFabric Q can be obtained from the fur of an animal and fabric P can be obtained from pupa of an animal.
DNone of these


Post Your Answer

Subject :NSO    Class : Class 8

Post Your Answer

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
C

Post Your Answer

Subject :NSO    Class : Class 7

Fill in the blanks by choosing an appropriate option.

When sugar is dissolved in water, it undergoes a (i) change but if sugar is heated in a test tube over the Bunsen burner flame, it first melts, turns brown and finally turns (ii) . The new substance formed is (iii) and the change is a (iv) change.

(i) (ii) (iii) (iv)
A Physical, reversible Black Charcoal Chemical, irreversible
B Physical, irreversible Black Coal Chemical, irreversible
C Physical, irreversible Red Charcoal Chemical, reversible
D Physical, reversible Red Coal Chemical, reversible


Post Your Answer

Subject :NSO    Class : Class 6

Refer to the given figures of machines P, Q, R and S which represent different joints of our body. Identify the joints according to movement of these machines and select the correct option.


A P type of joint is found between the upper arm bone (humerus) and shoulder.
B Q type of joint is present in our elbow and knee and allows movement in only one plane.
C S type of joint allows side to side as well as backward and forward movement, e.g. ankle and wrist joints.
D R type of joint allows the highest freedom of motion e.g., hip joint.


A

Ans 1:

Class : Class 6

Ans 2:

Class : Class 6

Ans 3:

Class : Class 6

Ans 4:

Class : Class 6
S is meant for Gliding Joint (Wrist

Ans 5:

Class : Class 6

Post Your Answer