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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
Categorize the following animals under their appropriate columns of classification
| Animals | ||||
| Dog | Grasshopper | Rat | Scorpin | Toad |
| Butterfly | Lizzard | Turtle | Frog | Bat |
| Snail | Honey bee | Pigeon | Liverfluke | Leech |
| Cattle | snake | Rohu | Parrot | Ascaris |
| Earthworm | Cow | Rabbit | Monkey | Elephant |
|
Classification: |
||||
| Worms | Molluscs | Fishes | Amphibians | Reptiles |
| Birds | Mammals |
Fill in the blank.
..................... and liver fluke live in the intestines of human beings and cattle.
Select the most appropriate answer.
Annelids have a
Fill in the blank.
Fishes obtain oxygen from water through ......................
Write a short answer.
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Answer in detail.
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Write two main characters of the following animal and name the phylum it belongs to: Cockroach
Name the phyla to which following animal belongs: Scorpion
What is the name of the bone which is filled with air?
What is the unique feature of chordates?
