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प्रश्न
Give two examples of Segmented worms:
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उत्तर
Segmented worms: 1. Earthworm 2. Leech
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संबंधित प्रश्न
Tick (✓) the appropriate answer:
The unicellular organism causing malaria
Fill in the blank.
Vertebrates which spend a part of their life on land but reproduce in water are called ..................
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
insects and crustaceans
Answer in detail.
Write a short note on annelids.
Answer in detail.
Name the different classes of arthropods. Write one characteristic feature of each class.
Answer in detail.
Write two characteristics of mammals
Answer in detail.
How are the bones of birds different from those of other vertebrates?
On the basis of characteristics given below, name the phyla: Body cylindrical, segmented, coelomate.
Bones with air cavities ate seen in ______.
