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प्रश्न
Fill in the blank.
The animals without a backbone whose body is soft and often covered by a hard shell are .................
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उत्तर
The animals without a backbone whose body is soft and often covered by a hard shell are molluscs.
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संबंधित प्रश्न
Tick (✓) the appropriate answer:
Identify the aquatic animal with scaly skin which breathe with gills
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 |
Select the most appropriate answer.
Annelids have a
Fill in the blank.
Fishes obtain oxygen from water through ......................
Fill in the blank.
Vertebrates which spend a part of their life on land but reproduce in water are called ..................
Differentiate between
flatworms and roundworms
Write important characters of chordates?
Name the phyla to which following animal belongs: Starfish
The biggest vertebrate animal is the ______.
What are pneumatic bones?
