find the odd one and give reason for your choice:
1. Brain,Lungs,Spinal cord,Nerves
2.Pulses,fruits,meat,egg
3. Hen, Crow,Fish,Frog
4. Rose,marigold,sunflower,mould
5. Horse,crow Bear, man
Ans- 1) Lungs as rest are parts of nervous system
2) Fruits as rest are highly rich in proteins
3) Crow as rest others are terrestrial animals and crow is arboreal.
4) Mould as other are flowers
5) Crow because it can fly , other cannot.