Question

B) Encircle the odd one out and give reason for your choice:- i) Pepsin, Rennin, hydrochloric acid, Steapsin. ii) Bronchitis, Pneumonia, Asthma, Heart attack. iii) Glucose, Amino acids, Vitamins, Minerals. iv) Arteries, Veins, Capillaries, Valves. v) Lungs, Trachea, Bronchi, Oesophagus. vi) RBC, WBC, Platelets,Plasma.​

Answer 1

Answer:

i) Hydrochloric Acid

ii) Heart Attack

iii) Vitamins- Im not sure about this one

iv) Valves

v) Oesophagus

vi) Plasma

Explanation:

i) Hydrochloric Acid is the only one which is an acid

ii) Except for Heart attack, everything is a sickness

iii) Not sure

iv)  Everything carries blood except plasma which is a component of blood

v) Everything is part of the respiratory system except the oesophagus

vi) because it is liquid fluid but others are cells.