National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
A

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Subject :NSO    Class : Class 6

Which of the following statements are incorrect?
(i) Changes in our surroundings that make us respond to them are called stimuli.
(ii) The process of getting rid of body wastes by the living organisms is known as excretion.
(iii) Breathing is a part of a process called circulation.
(iv) Aquatic animals have streamlined bodies to help them use oxygen dissolved in water.
(v) Desert plants have many leaves to reduce loss of water from the leaves through transpiration.

A(i), (iv) and (v)
B(ii) and (v)
C(iii), (iv) and
D(i), (iii) and (iv)


The c options's 3 4 and ____ is not mentioned.

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
It is still active!

Ans 2:

Class : Class 5

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1

Option A - Car

Option B - Pedesterian

Option D - Ambulance

 


Ans 2: (Master Answer)

Class : Class 1


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Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1

B


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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

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Subject :NSO    Class : Class 3

Which of the following objects is incorrectly paired with the materials it is made of/from?

-------- Objects -------------- Materials
ASpectacles --------- Plastic and metal
BHammer ------------ Metal and wood
CDrilling machine -- Plastic and metal
DWatch --------------- Wood and rubber


Spectacles are not made from pure glass or pure plastic it is made of fibre which contains some plastic. Hammer is made of metal and wood. Drilling machine has its sides covered with plastic and its engine is of metal and watch is not made of these so answer is D

Ans 1: (Master Answer)

Class : Class 1

D

 


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Subject :NSO    Class : Class 2

Ans 1: (Master Answer)

Class : Class 1

D

Food grains are small dry seeds which are grown by human beings for food, e.g., wheat, rice, maize, barley, gram, pulses, etc.


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