MEDIUM
Earn 100

What helps a bird to fly in air?

Important Questions on Body Movements

EASY
A resting animal attempts to move. Give four probable reasons behind it.
MEDIUM

Match the words of Column- A with that of Column- B and select which of the following options is correct

Column-A Column-B
A Flexion (i) Quadriceps
B Extension (ii) Piriformis
C Rotation (iii) Biceps
EASY
Write the two adaptive significance of air sacs for pigeons.
EASY

Fill in the blank with the correct word.

     wings           fly           beaks           claws           direction     

Birds flap their _____ to fly.

MEDIUM
Birds flying to far off warm places in winters are _____. (Migratory birds / Running birds)
EASY
Birds and fishes use their tails to move in a particular _____ [direction/pattern].
EASY
All birds can fly________.
MEDIUM

Which body part helps a bird to fly?

EASY
Birds _____ to warmer places during winters. (migrate / hibernate)
EASY

Which features of an aerial animal help it to fly?

HARD
Bones of birds are strong and heavy.
MEDIUM
Differentiate between upstroke and downstroke.
EASY
Which of the following is a migratory bird?
EASY

Fill in the blank with the correct word.

     wings           fly           beaks           claws           direction     

Tail helps the birds to change _____ during flight.

EASY
_____ have webbed feet for swimming. (parrot/ ducks)
EASY
Birds have four legs to hop or walk.
EASY
Webbed feet help ducks to swim.
HARD
Once a bird has made its nest, it always lives in it.
EASY

Give two examples of aerial animals.

EASY

Which of these birds cannot fly?