What are the peculiar features that you find in parasitic platyhelminthes?
Parasitic platyhelminthes have the following peculiar features:
1. They have dorsiventrally flattened body and bear hooks and suckers to attach inside the body of the host. They can absorb nutrition from the host directly through the body surface.
2. Their body is covered with thick covering to protect them from the action of digestive juices of the host.
Distinguish between intracellular and extracellular digestion?
What are the reasons that you can think of for the arthropods to constitute the largest group of the animal kingdom?
What is the difference between direct and indirect development?
What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account?
