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प्रश्न
Answer in detail.
Write a short note on annelids.
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उत्तर
Annelids are invertebrates which include segmented worms. They are found in moist soil and pond water. They have a soft, cylindrical, and bilaterally symmetrical body. Their body surface is marked into ring-like compartments called segments that help in movement. They have a special organ of excretion called nephridia.
Examples: Leech and earthworm.
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संबंधित प्रश्न
Give two examples of Segmented worms:
Differentiate between
flatworms and roundworms
Differentiate between
aves and mammals
State if the following statement is true or false. Correct the statement if it is false.
Insects belong to the amphibian group of animals.
Find the odd one out. Give reason.
snail, oyster, earthworm, octopus
Mention any one major similarity and one major difference in the following pairs of an animal:
Bat and Pigeon
Write zoological names of roundworm.
On the basis of characteristics given below, name the phyla: Body cylindrical, segmented, coelomate.
Bones with air cavities ate seen in ______.
______ is the unique characteristic feature of mammals.
