EASY
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Why the excretory organs of platyhelminthes are called flame cells?

Important Questions on Animal Kingdom

EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Match the type of cells given in Column I with organisms given in Column II. Choose the appropriate combination from the options below.
 
Column-I Column-II
P Flame cells i Sponges
Q Collar cells ii Hydra
R Stinging cells iii Planaria
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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
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Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
The chitinous exoskeleton of arthropods is formed by the polymerization of:
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:
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Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which of the following features is not present in the phylum Arthropoda?
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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
Metagenesis refers to:
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Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
In the case of Poriferans, the spongocoel is lined with flagellated cells called
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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
Which one of the following characteristics is not shared by birds and mammals?
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

Match the following

   List - I     List - II
(a) Crab (i) Green glands
(b) Dugesia (ii) Malpighian tubules
(c) Wuchereria (iii) Renette glands
(d) Scolopendra (iv) Flame cells

The correct answer is

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Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
In which one of the following phyla is the body segmented?
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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:
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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
Match the following organisms with their respective characteristics:
  Column – I   Column – II
(a) Pila (i) Flame cells
(b) Bombyx (ii) Comb plates
(c) Pleurobrachia (iii) Radula
(d) Taenia (iv) Malpighian tubules

Select the correct option from the following:
HARD
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Which among these is the correct combination of aquatic mammals?
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?
EASY
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Select the statement which is incorrect about the class Turbellaria?
MEDIUM
Biology>Diversity in the Living World>Animal Kingdom>Classification of Animals
Planaria possess high capacity of: