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Subject :NSO    Class : Class 5

Select the group of diseases that spread by the same means or have the same cause.

A Goitre, Anaemia, Scurvy
B Dengue, Malaria, Night blindness
C Cholera, Typhoid, Allergy
D Beri-Beri, Malaria, Pellagra


please explain

Ans 1:

Class : Class 6
I think a is correct .

Ans 2:

Class : Class 6
A

Ans 3:

Class : Class 5
I think a is correct

Ans 4:

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

Ans 5:

Class : Class 9
Shouldn't both A and C be correct ;]

Ans 6:

Class : Class 9
The correct answer is A

Ans 7:

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 8:

Class : Class 6
Option C is correct

Ans 9:

Class : Class 6

Ans 10:

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 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
C

Ans 13:

Class : Class 8

Ans 14:

Class : Class 8
A

Ans 15:

Class : Class 7

Ans 16:

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

Ans 17:

Class : Class 5
No A is the correct answer

Ans 18:

Class : Class 9
Namratha ... Allergy is not communicable (and is neither a disease)

Ans 19:

Class : Class 8
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.

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