http://rdscollege.ac.in/studymaterial/1594717060.pdf?uid= WebThe circulatory system is closed type. They are hermaphrodites. They might possess fin-like appendages called parapodia. The organisms belonging to this group lack clitellum and are dioecious. Eg., Nereis, Syllis Read more: Digestive system of Nereis Oligochaeta They are mostly freshwater and terrestrial organisms.
Phylum Annelida: General Characteristics and …
WebPheretima darnleiensis is a native earthworm of Southeast Asia, India, and Japan. Although it is commonly found in Indonesia, the earthworm has never been studied well. This study was aimed to examine the morphological ... Circulatory System. The ventral blood vessel (Figure 5a) was smaller in diameter than the dorsal one (Figure 5b). The ... Web3. mar 2024 · The circulatory system, also known as the cardiovascular system, consists of the organs and fluids that transport materials like oxygen and nutrients throughout the body. All vertebrates have a closed circulatory system in which the blood plasma and cells remain within blood vessels. raymond chacon
A student was given a specimen to identify on the basis of the
WebWhich one of the following has an open circulatory system? 1. Pheretima 2. Periplaneta 3. Hirudinaria 4. Octopus Body Fluids and Circulation Zoology Practice questions, MCQs, … Web18. mar 2024 · The circulatory system of earthworm is closed type, as the blood flows only thorough the blood vessels. The blood vascular system of Pheretima posthuma consists … Web3. nov 2024 · Summary points on Earthworm digestive and excretory system: The alimentary canal comprises of mouth, buccal cavity, pharynx, oesophagus, gizzard, stomach, … simplicity leaf vacuum chipper