National Science Olympiad Forum By SOF Olympiad Trainer - Page 661

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8
Namratha ... Allergy is not communicable (and is neither a disease)

Ans 2:

Class : Class 6
I think a is correct .

Ans 3:

Class : Class 6
Option C is correct

Ans 4:

Class : Class 5
No A is the correct answer

Ans 5:

Class : Class 7
I think that option C is the correct answer , as Goitre is caused due to Iodine deficiency but Scurvy is caused due to deficiency of Vitamin C . Even if they are all non-communicable diseases , they are not caused due to the same substance .

Ans 6:

Class : Class 8
C should be the correct answer.....

Ans 7:

Class : Class 7
They may not be communicable ( diseases in options a ) or caused by same substance, but they all are caused due to the deficiency of vitamins.

Ans 8:

Class : Class 4
A is the accurate answer as goitre, anaemia and scurvy are diseases caused by deficiency of some vitamins and minerals and are also non-communicable disease.

Ans 9:

Class : Class 6

Ans 10:

Class : Class 6
A

Ans 11:

Class : Class 8
option a is correct because they all are source of vitamins c and we got goitre with the deficcency of seaweed and salt,scurvy with the deficcensy of fruit and vegetables which are sour like orange and lime, and aneamia is caused due to defficensy of iron which is in rasberries

Ans 12:

Class : Class 7

Ans 13:

Class : Class 7
C

Ans 14:

Class : Class 5
c is the answer. cholera,typhoid,allergy are comminucable diseases

Ans 15:

Class : Class 8
The correct answer is A

Ans 16:

Class : Class 8
Shouldn't both A and C be correct ;]

Ans 17:

Class : Class 8

Ans 18:

Class : Class 7
A

Ans 19:

Class : Class 5
I think a is correct

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7
its option B

Ans 2:

Class : Class 9
the answer is b

Ans 3:

Class : Class 3
B) MGKW

Ans 4:

Class : Class 4

Ans 5:

Class : Class 8
its b

Ans 6:

Class : Class 6

Ans 7:

Class : Class 5
how can we identify if we do not know how people dress should be given easy

Ans 8:

Class : Class 7
The answer is b

Ans 9:

Class : Class 3
so silly

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
Option A

Ans 2:

Class : Class 9
The correct answer is D

Ans 3:

Class : Class 10
Option C

Ans 4:

Class : Class 10
option A

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 2
D

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 2
D because the others have protein in them

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Subject :NSO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1
Answer: D Asthma (P) is a chronic disease characterised by inflammation in airways making it difficult to breathe. It is a noncommunicable disease which can be triggered by air borne allergens, respiratory infections, etc. Scurvy (Q) or bleeding gums is caused by deficiency of Vitamin C. Dengue (R) is a viral disease that is communicable as it spreads from an infected person to healthy person through bite of mosquito. Cholera (s) is also a communicable disease that spreads through contaminated food and water.

Ans 2:

Class : Class 10
Answer: D Asthma (P) is a chronic disease characterised by inflammation in airways making it difficult to breathe. It is a noncommunicable disease which can be triggered by air borne allergens, respiratory infections, etc. Scurvy (Q) or bleeding gums is caused by deficiency of Vitamin C. Dengue (R) is a viral disease that is communicable as it spreads from an infected person to healthy person through bite of mosquito. Cholera (s) is also a communicable disease that spreads through contaminated food and water.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 10
Answer: B. A beetle has four stages in its life cycle - egg, larva, pupa and adult. The young one that hatches from egg is completely different from adult. It experiences complete metamorphosis and undergoes moulting several times to become an adult.

Ans 2: (Master Answer)

Class : Class 1
Answer: B A beetle has four stages in its life cycle-egg, larva, pupa and adult. The young one that hatches from egg is completely different from adult. It experiences complete metamorphosis and undergoes moulting several times to become an adult.

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