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प्रश्न
Give any one difference between protozoa and Metazoa.
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उत्तर
| Protozoa | Metazoa |
| These are unicellular organisms, meaning their entire body is made up of a single cell that performs all life functions. | These are multicellular organisms, with specialized cells forming tissues and organs for different functions. |
संबंधित प्रश्न
Name one example of the animal which shows the following characteristics:
Can live in water as well as on land:
Write one difference between the following pair:
Platyheminthes and Nematoda
Fill in the blank.
...................... live in the digestive tract of many vertebrates including human beings.
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 |
Answer in detail.
Write two characteristics of mammals
Match items in Column A with the appropriate items in Column B
| Column A | Column B |
| Cobra | Protozoa |
| Peacock | Amphibia |
| Earthworm | Annelida |
| Euglena | Reptilia |
| Frog | Porifera |
| Spongilla | Aves |
On the basis of characteristics given below, name the phyla: Body cylindrical, segmented, coelomate.
Which one is the most striking or (common) character of the vertebrates?
The notochord extends throughout the entire length of the body is ______.
Mammals have four-chambered Hearts.
