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प्रश्न
Compare Schizocoelom with enterocoelom.
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उत्तर
1. Schizocoelom
- The coelom which is formed by splitting of Mesoderm is called schizocoelom.
- It is found in lower invertebrates like annelids, arthropods and molluscs.
2. Enterocoelom:
- The coelom which is formed from the Mesodermal pouches of archenteron is called enteroceolem.
- It is found in echinoderms, hemichordates and chordates.
संबंधित प्रश्न
How useful is the study of the nature of body cavity and coelom in the classification of animals?
What is the difference between direct and indirect development?
Draw a neat and labelled diagram.
Jellyfish
The following characteristics are essential for classification.
The symmetry exhibited in cnidarians is ______.
In Pheretima locomotion occurs with the help of ______.
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?
What are flame cells?
______ was a greek philosopher who classified animals.
______ is a fluid-filled body cavity.
Which organism is called Friends of farmers? Why?
In which of the following the notochord is present only in embryonic stages?
Which group of chordates possess sucking and circular mouth without jaws?
Provide appropriate technical term in the space provided.
Blood-filled cavity in arthropods ______.
What is the relationship between germinal layers and the formation of body cavity in case of coelomate, acoelomates and pseudocoelomates?
Complete the paragraph using proper words:
(Asymmetrical, Paramecium, Equal, imaginary, central, insects, rats, bird, three, unequal)
If body of any animal is cut through ______ axis of body, it may or may not produce two equal halves. Depending upon this property, there are different types of animal bodies. In the case of ______ body, there is no any such imaginary axis of the body through which we can get two equal halves. For example Amoeba, ______ some sponges. In radial symmetry type of body, if imaginary cut passes through central axis but any plane of body, it gives two ______ halves. For example Starfish. In case of this animal, there are five different planes passing through ______ axis of body through which we can get two equal halves. In Bilateral symmetry type of body, there is only one such imaginary axis of body through which we can get two equal halves. For example: ______ fishes, frog, birds, human, etc.
Animal with bilateral symmetry in ______.
