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QUESTION :write characteristics of kingdom Animalia.
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Answers
Characteristics of members of kingdom Animalia are:
They are multicellular organisms which do not possess chlorophyll.
They are eukaryotic organisms.
Cell wall is absent.
Mode of nutrition is heterotrophic i.e. they depend on other organisms for food.
They have muscle cells due to which they have the capability to contract and relax the body parts.
Reproduction is sexual. However, asexual reproduction is also found in lower forms.
During development, multicellular embryo is formed from the zygote.
They require oxygen for aerobic respiration.
The characteristics are as follows...
• These are Multicellular.
• The body is bilateral symmetrical and is thin, soft and left like structure.
• Body is perforated with numerous pores.
• They have tissue level of organisation.
• They have open circulatory system.
• Digestive track has simple structure.