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Excretory organ of platyhelminthes is

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Important Questions on Animal Kingdom

MEDIUM
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which one of these animals is not a homeotherm?
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which one of the following living organisms completely lacks a cell wall?
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Water vascular system is found in ___.
MEDIUM
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which of the following features is not present in Periplaneta americana?
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Body having meshwork of cells, internal cavities lined with food filtering flagellated cells and indirect development are the characteristics of phylum:
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Nephridia are the excretory organ of .
(Protozoans, Coelenterates, Flatworms, Annelids) 
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Select the taxon that represents both marine and freshwater species.
HARD
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
A jawless fish, which lays eggs in freshwater and whose larvae after metamorphosis return to the ocean is
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which of the following characteristics is mainly responsible for the diversification of insects on land?
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Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
An important characteristic that Hemichordates share with Chordates is
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Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which one of the following characteristics is not shared by birds and mammals?
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Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Metagenesis refers to:
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which is the National Aquatic Animal of India?
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Coelozoic parasite with syncitial epidermis, pseudocoelom and rhabditiform larva during development.
MEDIUM
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which of the following characteristic features always holds true for the corresponding group of animals?
MEDIUM
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Choose the correct statement.
MEDIUM
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Select the option from the following having matching characteristics for the mentioned group without any exception:
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
In the case of Poriferans, the spongocoel is lined with flagellated cells called
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
The chitinous exoskeleton of arthropods is formed by the polymerization of:
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which of the following features is not present in the phylum Arthropoda?