Subject :NSO Class : Class 6
Refer to the given paragraph. Birds have __(i)__ bodies which reduces resistance of
air. Bones are __(ii)__ which make their body light
weight. Their __(iii)__ are typically for walking and
perching while __(iv)__ are modified as wings for flight.
Which of the following correctly fills blanks (i) – (iv)?
A
B
C
D
Ans 1:
Class : Class 7
the answer is b