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प्रश्न
Which group of animals have following characteristics: Multicellular body not organized into tissues.
एक शब्द/वाक्यांश उत्तर
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उत्तर
Porifera
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संबंधित प्रश्न
Give two examples of Segmented worms:
Write the characteristics of class Aves with reference to their body covering and jaws.
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 |
Differentiate between
radially symmetrical and bilaterally symmetrical body
Answer in detail.
Name the different classes of arthropods. Write one characteristic feature of each class.
Answer in detail.
List four characteristics of reptiles.
Give a reason for the following.
Why do adult amphibians tend to stay near water?
Name the various classes of chordates with two examples.
Write important characters of chordates?
Why are eggs of reptiles covered with shells unlike the eggs of amphibians?
