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Ascaris lumbricoides is commonly called:

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Important Questions on Classification

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Planaria possess high capacity of:
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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:
EASY
Select the taxon that represents both marine and freshwater species.
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Which of the following options does correctly represent the characteristic features of phylum Annelida?
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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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Bilaterally symmetrical and acoelomate animals are exemplified by
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Which one of the following living organisms completely lacks a cell wall?
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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

EASY
Which of the following characteristics is mainly responsible for the diversification of insects on land?
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In which one of the following phyla is the body segmented?
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All vertebrates are chordates but all chordates are not vertebrates, why?
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The chitinous exoskeleton of arthropods is formed by the polymerization of:
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Observe the following simplified scheme and choose the correct option that matches with the letters given in the boxes.

Question Image

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Match the following columns and select the correct option.

  Column-I   Column-II
(a) Gregarious, polyphagous pest (i) Asterias
(b) Adult with radial symmetry and larva with bilateral symmetry (ii) Scorpion
(c) Book lungs (iii) Ctenoplana
(d) Bioluminescence (iv) Locusta
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Study the following and pick up the correct statements:
I) Aristotle's lantern is found in echinoids
II) Glochidium is the larva of cephalopods
III) Scorpions respire with book lungs.
IV) Parapodia are found in oligochaetes
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Match the following:

  Mollusc   Class
A) Neopilina I)  Tetrabranchiata
B) Chiton II) Scaphopoda
C) Aplysia III) Monoplacophora
D)  Pulsellum IV) Polyplacophora
    V) Gastropoda

The correct match is 

HARD
Study the following statements and identify the correct ones-
I) Colloblasts are found in sea gooseberries
II) Larva of cestodes is Muller's larva
III) Nematodes have renette gland for excretion
IV) Stomochord is found in hemichordates
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In the case of Poriferans, the spongocoel is lined with flagellated cells called
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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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Which of the following features is not present in the phylum Arthropoda?