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प्रश्न
Name the various classes of chordates with two examples.
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उत्तर
The various classes of Chordata are:
- Pisces - Labeo (Rohu), Scoliodon (Dog fish)
- Amphibia - Rana (Frog), Hyla (Tree frog )
- Reptilia - Kanchuga (Tortoise), Naja naja ( Cobra)
- Aves - Columba (Pigeon), Pavo (Peacock)
- Mammalia - Elephas ( Elephant), Funambulas (Squirrel)
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संबंधित प्रश्न
Give two examples of Segmented worms:
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.
Scorpions and spiders are
Match the following.
| Group | Characteristics | ||
| 1. | Molluscs | a. | Feed milk to young ones, warm-blooded |
| 2. | Spongers | b. | bag-like body with tentacles around the opening |
| 3. | Flatworms | c. | fins, gills and cold-blooded |
| 4. | mammals | d. | body with large opening and many small pores all over |
| 5. | Fish | e. | jointed legs, exoskeleton |
| 6. | cnidarians | f. | have only one opening |
| 7. | arthropods | g. | hard shell, soft body |
| h. | cylindrical, unsegmented body with mouth at one end and anus at the posterior end |
State if the following statement is true or false. Correct the statement if it is false.
Reptiles have a scaly skin. They lay eggs with a hard shell and are warm-blooded animals.
Answer in detail.
Write two characteristics of the reptiles.
Which ones of the following animals are invertebrates?
Housefly, Silverfish, Trout, Jellyfish, Whale, Penguin, Lizard and Sponge
Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Fish - Gills, paired fins, ear drum
Mention any one major similarity and one major difference in the following pairs of an animal:
Insects and Birds
Mention any one major similarity and one major difference in the following pairs of an animal:
Wall lizard and Frog
