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प्रश्न
Write the correct co-relation:
Annelida: Earthworm :: Platyhelminthes: _______
उत्तर
Annelida: Earthworm :: Platyhelminthes: Planaria/Liver fluke/Tape worm.
APPEARS IN
संबंधित प्रश्न
If you are given a specimen, what are the steps that you would follow to classify it?
Write in brief about progressive changes in animal classification.
Complete the following chart.
| Body cavity | Germ Layer | Phylum |
| Absent | ______ | Porifera |
| Absent | Triploblastic | ______ |
| Pseudocoelom | ______ | Aschelminthes |
| Present | ______ | Arthropoda |
Draw a neat and labelled diagram.
Jellyfish
The following characteristics are essential for classification.
The largest division of the living world is ______.
Species is the ______ unit of classification.
In Pheretima locomotion occurs with the help of ______.
Which of the following is a crustacean?
Match the following columns and select the correct option.
| Column – I | Column – II | ||
| (p) | Pila | (i) | Devil fish |
| (q) | Dentalium | (ii) | Chiton |
| (r) | Chaetopleura | (iii) | Apple snail |
| (s) | Octopus | (iv) | Tusk shell |
Observe the animal below and answer the following questions.
- Identify the animal.
- What type of symmetry does this animal exhibit?
- Is this animal Cephalized?
- How many germ layers does this animal have?
- How many openings does this animal’s digestive system have?
- Does this animal have neurons?
Choose the term that does not belong in the following group and explain why it does not belong?
Notochord, cephalisation, dorsal nerve cord and radial symmetry.
In some animal groups, the body is found divided into compartments with serial repitition of at least some organs. This characteristic feature is called ______.
Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called ______.
Which group of chordates possess sucking and circular mouth without jaws?
Provide appropriate technical term in the space provided.
Blood-filled cavity in arthropods ______.
Sort out the animals on the basis of their symmetry (radial or bilateral) coelenterates, ctenophores, annelids, arthropods, and echinoderms.
Animal with bilateral symmetry in ______.
