HARD
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The given image is representing the water canal system in sponges. Label the parts (i), (ii) and (iii).

Important Questions on Animal Kingdom

MEDIUM
Which one of these animals is not a homeotherm?
EASY
Which one of the following living organisms completely lacks a cell wall?
EASY
Body having meshwork of cells, internal cavities lined with food filtering flagellated cells and indirect development are the characteristics of phylum:
MEDIUM
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.
MEDIUM

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?
EASY
An important characteristic that Hemichordates share with Chordates is
EASY
Which one of the following characteristics is not shared by birds and mammals?
MEDIUM

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
MEDIUM
Which of the following features is not present in Periplaneta americana?
MEDIUM
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
MEDIUM

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
EASY
In the case of Poriferans, the spongocoel is lined with flagellated cells called
EASY
The chitinous exoskeleton of arthropods is formed by the polymerization of:
EASY
Which of the following features is not present in the phylum Arthropoda?