National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 7

Read the given paragraph where few words have been italicised. Buccal cavity of humans contains two pairs of salivary glands which secrete digestive juices that help in digestion of proteins present in food. From here food enters stomach where digestion of mainly fats takes place. As this semi-digested food enters small intestine complete digestion of food occurs. Small intestine receives bile juice from pancreas which digests fats. Most absorption of water occurs in large intestine.
Select the correct option regarding this.

ATwo should be replaced by four whereas proteins should not be replaced as it is correctly mentioned.
BFats should be replaced by carbohydrates and pancreas should be replaced by liver.
CDigests should be replaced by emulsifies.
DLarge should be replaced by small.


There are no words italicised in this paragraph...

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
its b Parth - Ashmi Narkar

Ans 2:

Class : Class 4

Ans 3:

Class : Class 3
B

Ans 4:

Class : Class 3
its b Parth - Ashmi Narkar

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Subject :NSO    Class : Class 7

The diagram shows a boiling tube filled with water. There is an ice cube wrapped with wire gauze at the bottom of the tube, and the water at the top of the tube is heated as shown. When water at the top of the tube is boiling, the ice cube remains frozen. What can you infer from this experiment?


AHeat gain causes matter to expand.
BHeat loss causes matter to contract.
CIce cubes melt at 0°C.
DWater is a poor conductor of heat.


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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Ans is C because ions help in transmitting radio signals and ions are found in ionosphere.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
the answer is b

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
The answer is option D

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