15 Questions
Which characteristic is true for Phylum Annelida?
Bilaterally symmetrical & triploblastic worms
How does respiration generally take place in Phylum Annelida?
Simple diffusion through the epidermis or through the gills in aquatic forms
What is the composition of the circulatory system in Phylum Annelida?
Closed type with pseudohearts and blood plasma containing dissolved haemoglobin
What is the structure of the nervous system in Phylum Annelida?
Dorsal pair of cerebral ganglia connected to a mid-ventral double nerve cords
What is the mode of reproduction in Phylum Annelida?
Sexes may be separate (dioecious) and sometimes united (hermaphrodite), some reproduce asexually by budding
What type of symmetry do animals in Phylum Annelida exhibit?
Bilateral symmetry
How is the musculature generally represented in animals of Phylum Annelida?
Circular and longitudinal muscle layers
What is the composition of the body space between the body wall and alimentary canal in animals of Phylum Annelida?
True coelom
How does respiration generally take place in aquatic forms of Phylum Annelida?
Through gills
What is the mode of reproduction for animals in Phylum Annelida?
Hermaphroditism
What type of symmetry do animals in Phylum Annelida exhibit?
Bilateral symmetry
How is the circulatory system generally characterized in animals of Phylum Annelida?
Closed type with pseudohearts
What is the mode of respiration generally observed in aquatic forms of Phylum Annelida?
By gills
What is the composition of the body space between the body wall and alimentary canal in animals of Phylum Annelida?
True coelom
What is the general composition of the musculature in animals of Phylum Annelida?
Both circular and longitudinal muscle layers
Test your knowledge about the phylum Annelida, which includes bilaterally symmetrical, triploblastic worms with clearly segmented bodies and minute rod-like chitinous setae appendages. Learn about the general characteristics of Annelida and their classification within the animal kingdom.
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