Boojho fell off a tree and hurt his ankle. On examination the doctor confirmed that the ankle was fractured. How was it detected?

Match the name of the animals given in Column I with its body parts used for movement given in Column II

Given below is a list of different types of movement in animals.

Running, Jumping, Walking, Slithering,

Crawling, Flying, Swimming, Creeping

Write the type of movement seen in each animal.

(a) Duck

(b) Horse

(b) Kangaroo

(d) Snail

(e) Snake

(f) Fish

(g) Human beings

(h) Cockroach

Bones are hard structures and cannot be bent. But, we can still bend our elbow, knee, etc. How is this possible?

Which type of movement would have been possible if

(a) our elbow had a fixed joint?

(b) we were to have a ball and socket joint between our neck and head.