Refer the given figure of digestive system of earthworm and identify the part labelled X.
Intestinal caecae
Typhlosole
Gizzard
Pharynx.
C.
Gizzard
The gizzard is a part of earthwarm's digestive system whuich uses stones that the earthworm eats to grind the food completely.
What are the peculiar features that you find in parasitic platyhelminthes?
What are the reasons that you can think of for the arthropods to constitute the largest group of the animal kingdom?
Water vascular system is the characteristic of which group of the following:
“All vertebrates are chordates but all chordates are not vertebrates”. Justify the statement.
How important is the presence of air bladder in Pisces?
What are the modifications that are observed in birds that help them fly?
Could the number of eggs or young ones produced by an oviparous and viviparous mother be equal? Why?
Segmentation in the body is first observed in which of the following
Match the following:
Prepare a list of some animals that are found parasitic on human beings.
Mock Test Series
