Animalia
Animalia
Animalia (Multi-cellular Eukaryotes)
This kingdom includes all animals except the protozoans, which have been transferred to the kingdom Protista.
Basis of Classification of Animals:
1. Organization: Organization is the structural differentiation of animal body. It can be divided in to three levels :
2. Body Symmetry: Body symmetry is defined as similarity in arrangement of parts. It is of two types:
3. Germinal layers: Germinal layers are primarily layers that differentiate in embryo to form tissues and organs.It includes outer ectoderm, middle mesoderm and inner endoderm. On the basis of germinal layer, animals are of two types:
4. Coelom (Body Cavity) : Coelom is a mesodermal lined fluid filled cavity that occurs between alimentary canal and body wall. It provides shock proof environment to various body organs. On the basis of presence or absence of coelom, animals are divided in to three types:
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Which one of the following is not found in both the gymnosperm and angiosperm plants ? | |||
| Right Option : D | |||
| View Explanation | |||
Which of the following helps in maintaining body temperature ?
| |||
| Right Option : C | |||
| View Explanation | |||
The multicellular organisms, without cell wall, belong to the kingdom of ________ . | |||
| Right Option : B | |||
| View Explanation | |||
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