Name: Components of the Axial Skeleton
Uploaded: 2019-07-19
Duration: 3 min 10 s
Description: True ribs, false ribs, and floating ribs. Do they really float? Why are they called so? Is this some quiz? What are we talking about? Watch this video and fi...

Question

Match the following.

Column A	Column B
(a) Earthworm	(i) Thick muscular foot
(b) Fish	(ii) Hollow bones
(c) Bird	(iii) Fins
(d) Snake	(iv) Six joint legs
(e) Cockroach	(v) Segments and setae
(f) Snail	(vi) Scales, backbone and ribs

Accepted Answer

a)- (v),
The earthworm is an invertebrate that does not have any limb or internal skeleton. It moves with the help of setae and segments in its body.

(b)- (iii),
Fishes are aquatic animals. Streamlined body and fins help them to swim against the flow of water.

(c)- (ii),
Birds have a pair of wings that helps them to fly and maintain balance in the sky. They have hollow bones that make them very lightweight.

(d)- (vi),
Snakes do not have legs or arms, and they have a long backbone that helps in movement. They have strong muscles attached to their rib, backbone and scales on the skin.

(e)- (iv),
All insects have six legs. Cockroaches also have three pairs of legs and two pairs of wings that help them to run very fast or even to fly.

(f)- (i),
Snails have a large muscular foot that releases mucous and helps it to glide slowly on the ground.

Column A Column B

(a) Earthworm (v) Segments and setae

(b) Fish (iii) Fins

(c) Bird (ii) Hollow bones

(d) Snake (vi) Scales, backbone and ribs

(e) Cockroach
(iv) Six joint legs

(f) Snail (i) Thick muscular foot

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