Q From where do the term echinoderms originate ?
Q Name one aquatic mammal and one egg-laying mammal.
Which are the smallest and the largest birds ?
Q What is metameric segmentation ? In which group of animals is it reported ?
Q What is haemocoel? Which groups of animals have haemocoel?
Q Why are bats not placed in birds ?
Q Why are frogs not seen in the winter months ?
Q Give one example of each :-
asymmetry, radial and bilateral symmetry
acoelomates, pseudocoelomate and haemo-coelomate
Answers
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Answer:
Q) frogs are not seen during winter because went into hibernation ( winter sleep)
Q) birds are those who lays eggs but bat is viviparous(which gave birth to young ones) thus bats are not kept under birds
Q) a group of certain organs repeats after a certain interval of time is called metameric segmentation.
Ex-Earthworm
Mainly present in Annelida
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Answer:
ostrich is the largest bird
Explanation:
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