Arthropoda Flashcards
Examples of Arthropoda
Insects, crabs, lobsters, shrimps, scorpions, barnacles, spiders, Ticks,Mites.
The excretory organ of Arthropoda is made up of
True Nephridia that seems never to be present.
The nervous system of arthropods contains..
Two longitudinal ventral nerve cords, a dorsal brain, and a pair of ganglia in each segment of the organism .
Terrestrial arthropods contain what for gaseous exchange
Trachea
How do Arthropods respirate
They possess external gills known as EPIPODITES, which stands on the basis of the limbs and are often branched or folded.
Enumerated the classes of Arthropoda
Class Crustacean
Class Myriapoda
Class Arachnida
Class Insecta
Cilia is present in Phylum true or false
True
What are the similarities between annelida and Arthropoda
- Metamerism of their bodies (bodies dividing into segments)
- Presence of Coelomoducts.
- The basic plan of the nervous system consists of a dorsally situated brain and a pair of ventral nerve cord pairing the ganglia.
Haemocoelomic means..
The true coelom is reduced in size while the blood vascular system is so extended that the main organ of the body is in blood filled cavities.
In Arthropods, which digestive system is complete
Digestive system
The periplenata belongs to which phyla
Arthropoda
The characteristics of cephalization is seen in
Arthropods
In cockroach, the spiracles are found in
Thorax-2 Pairs
Abdomen- 8 pairs
Major characteristics of Arthropods are
They are triploblastic, coelomate, and bilateral.
Which of the following features is not found In phylum Arthropoda
A. Metameric segmentation
B. Parapodia
C. Jointed appendages
D. Chitinous Exoskeleton
Parapodia
