TEST
ONE (animal classification)
Q1 An animal devoid of anus is-A) Unio B)
fasciola C) pheretima D) periplanata
Q2 Silver fish belongs to -
A)
Insecta
B)
Mollusca
C)
Chordata
D)
Echinodermata
Q3 In which notochord is
not present-
A) Adult tunicates
B) Herdmania
C) Myxine
D) Balanoglossus
Q4Which of the following
are correctly matched with respect to their taxonomic classification?
|
A
|
Flying fish, cuttlefish,
silverfish - Pisces
|
|
B
|
Centipede, millipede,
spider, scorpion - Insecta
|
|
C
|
House fly, butterfly,
tsetsefly, silverfish - Insecta
|
|
D
|
Spiny anteater, sea
urchin, sea cucumber - Echinodermata
|
Q5Which one of the
following statements is incorrect?
|
A
|
Radial symmetry is
displayed by sea anemone and aquatic animal.
|
|
B
|
Fasciola hepatica is
also known as the sheep liver fluke.
|
|
C
|
Triploblastic animals
are usually bilaterally symmetrical
|
|
D
|
Mesoglea is present in
between ectoderm and endoderm in Obelia
|
Q6-Water-Vascular’ system
is found in
|
A
|
Sea-anemone
|
|
B
|
Sea-pen
|
|
C
|
Sea-cucumber
|
|
D
|
Sea-horse
|
Q7- Radial
symmetry is generally exhibited by which animals?
|
A
|
Which are attached with
substratum
|
|
B
|
Which are aquatic
|
|
C
|
Which have ciliary
feeding
|
|
D
|
Which have one opening
of alimentary canal
|
Q8- Which
one of the followings belongs to platyhelminthes?
|
A
|
Plasmodium
|
|
B
|
Trypanosoma
|
|
C
|
Schistosoma
|
|
D
|
Wuchereria
|
Q8- Swarming
generally occurs in
|
A
|
Pyrilla
|
|
B
|
Mosquito
|
|
C
|
House fly
|
|
D
|
Locust
|
Q9- Which
one of the followings in birds indicates their reptilian ancestry?
|
A
|
Eggs with a calcareous
shell
|
|
B
|
Scales on their hind limbs
|
|
C
|
Four-chambered heart
|
|
D
|
Two special chambers
crop and gizzard in their digestive tract
|
Q10- ______
are devoid of respiratory, excretory and circulatory organs.
|
A
|
Threadworms
|
|
B
|
Sponges
|
|
C
|
Tapeworms
|
|
D
|
Liver fluke
|
Q11- Cnidarians
having cells called cnidocytes, contain organelles known as ______.
|
A
|
Polymorphism
|
|
B
|
Nematocysts
|
|
C
|
Hermaphroditism
|
|
D
|
None of these
|
Q12- Cysticercus
stage is formed in
|
A
|
Taenia
|
|
B
|
Plasmodium
|
|
C
|
Leishmania
|
|
D
|
Wuchereria
|
Q13- The
figure shows four animals (a), (b), (c) and (d). Select the correct answer with
respect to a common characteristic of two of these animals.
|
(a)
|
|
(b)
|
|
(c)
|
|
(d)
|
|
|
A
|
(a) and (d) have
cnidoblasts for self-defence
|
|
B
|
(c) and (d) have a true
coelom
|
|
C
|
(a) and (d) respire
mainly through body wall
|
|
D
|
(b) and (c) show radial
symmetry
|
Q14- Which
one of the following statements is correct?
|
A
|
Germ layers are tissue
layers in the embryos of all animals except sponges.
|
|
B
|
Germ layers include
ectoderm, endoderm, and mesoderm.
|
|
C
|
Flatworms have three
germ layers whereas cnidarians and ctenophores have two.
|
|
D
|
All of these are
correct.
|
Q15- Column I contains larval stages and Column II contains
the group to which it belongs. Match them correctly and choose the right answer
from the options given below:
|
|
Column – I
|
|
Column – II
|
|
A
|
Planula
|
p
|
Annelida
|
|
B
|
Tornaria
|
q
|
Mollusca
|
|
C
|
Trochophore
|
r
|
Arthropoda
|
|
D
|
Bipinnaria
|
s
|
Chordata
|
|
E
|
Glochidium
|
t
|
Echinodermata
|
|
|
|
u
|
Coelenterata
|
Q16-Phylogenetic
classification is based on
|
A
|
External similarity
|
|
B
|
Common evolution
|
|
C
|
Habit and habitat
|
|
D
|
Utilitarian system
|
Q17-A bacterium is capable
of withstanding extreme heat, dryness and toxic chemicals. This indicates that
it is probably above to form
|
A
|
Endotoxins
|
|
B
|
Endospores
|
|
C
|
A thick peptidoglycan
wall
|
|
D
|
Endogenous buds
|
