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Shivansh Tiwari from Deens Academy , Bangalore

Subject :NSO Class : Class 3

The organ system in your body that is responsible for changing the balloon from 'a' to 'b' as shown in the given figure is

(A) Digestive system

(B) Circulatory system

(D) Skeletal system.

Ans 1:

B Megashyam from Sri Chaitanya techno school, bengaluru

B.S SWAYAM SIDHEE from MODERN PUBLIC SCHOOL, BALASORE