(1)
(1)
Name various types of canal system in Porifera. What are its functions
Define the terms alternation of generation and polymorphism,
What features made the arthropods a successful group?
What is coelom, pseudocoelom and heamocoel?
(iv)
(v)
What are the three most common characters of molluscs?
(vi)
Name various types of mouth parts present in insects. Give ono
example of each.
(vi) Describe the three basic Chordate characters.
(viii) How would you differentiate between a bony and a cartilagineous
fisi
(ix)
Name the common groups of edible fishes. Mention their common
names.
(x)
What are lung fishes? What is their importance?
Differentiate between hibernation and aestivation.
Archaeopteryx is a connecting link between reptiles and birds. Prova
(xsdt)
(y)
no
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