Q.1
Sea Anemone is member of calss
  • a) Hydrozoa
  • b) Scyphozoa
  • c) Anthozoa/Actonozoa
  • d) All of the above
Q.2
Which of the following molluscs have asymmetry due to torsion?
  • a) Pila
  • b) Teredo
  • c) Dentalium
  • d) Octopus
Q.3
Which of the following is not associated with Hemichordata?
  • a) Anterior region consists of proboscis.
  • b) Indirect development.
  • c) Organ system level of organization.
  • d) They are monoecious.
Q.4
Prawn and cockroach belong to same
  • a) Order
  • b) Family
  • c) Class
  • d) Phylum
Q.5
Chalina is
  • a) Porifera
  • b) DeadMan’s fingure
  • c) Mermaid’s Glove
  • d) All of the these
Q.6
In how many of the following animals is bioluminescence visible: Aurelia, Fasciola, Pleurobranchia, Ctenoplana, Pyrosoma, Ascaris, Pheretima.
  • a) 4
  • b) 7
  • c) 3
  • d) 2
Q.7
Green glands present in some arthropods help in
  • a) Respiration
  • b) Digestion
  • c) Excretion
  • d) Provide green colour to body
Q.8
The green colour of Hydra viridis (Chlorohydra viridissima) is due to
  • a) Chloroplasts
  • b) Pigment
  • c) Zoochlorella
  • d) All of the above
Q.9
Coxal glands are excretory organs in
  • a) Birds
  • b) Porifera
  • c) Scorpions
  • d) Annelida
Q.10
Name the worm-like mollusc with tube like shell and no respiratory organ
  • a) Chiton
  • b) Chaetoderma
  • c) Neopilina
  • d) Dentalium
Q.11
Find the incorrect matching:
  • a) Choanocytes – cells that line the canals and Spongocoel of sponges.
  • b) Cnidoblast – Defensive weapons mostly found in the tentacles of comb jellies
  • c) Comb plates – Ciliated plates that aid in locomotion in sea walnuts.
  • d) Radula – Rasping tongue that aids in feeding in Mollusca.
Q.12
Centipedes and millipedes belongs to the class
  • a) Insecta
  • b) Myriapoda
  • c) Crustacea
  • d) Arachnida
Q.13
The characters like hard exoskeleton, cephalothorax, gills for respiration are present in which of the following
  • a) Insecta
  • b) Myriapoda
  • c) Crustacea
  • d) Polychaeta
Q.14
Which of the following groups of systems are absent in Platyhelminthes:
  • a) Skeletal, circulatory, digestive
  • b) Respiratory, excretory, digestive.
  • c) Digestive, nervous, reproductive.
  • d) Skeletal, respiratory, circulatory.
Q.15
Which group of animals belongs to the same phylum:
  • a) Limulus, Sepia, Aplysia.
  • b) Cucumaria, Antedon, Ophiura.
  • c) Sepia, Aplysia, Taenia.
  • d) Euplectella, Pleurobranchia, Euspongia.
Q.16
Nervous system of Hydra is made up of
  • a) Ganglionated nerve cords
  • b) Well-defined nerves
  • c) Polarized nerve cells
  • d) Non-polar nerve cells
Q.17
Select the phylum with wrong examples:
  • a) Aschelminthes – Wuchereria.
  • b) Arthropoda – Locusta.
  • c) Platyhelminthes – Pleurobranchia.
  • d) Coelenterata – Physalia.
Q.18
Sponges with skeleton of only spongin fibres occur in
  • a) Calcarea
  • b) Demospongiae
  • c) Hexactinellida
  • d) All the above
Q.19
Euplectella belongs to class
  • a) Homocoela – calcarea
  • b) Hexactinellida
  • c) Demospongiae
  • d) Hydrozoa
Q.20
The female of Ascaris worms are:
  • a) Longer than males
  • b) Shorter than males.
  • c) Of same size of males
  • d) Round in shape
Q.21
Which of the following statements about molluscs are true/false: (i) In Molluscs gills have respiratory and excretory function. (ii) They are basically oviparous. (iii) In Molluscs the posterior region has sensory tentacles. (iv) Mantle cavity contains file like rasping organ for feeding called Radula. (v) They are triploblastic coelomates and usually with bilateral symmetry.
  • a) (i), (ii) and (iii) are true but (iv) and (v) are false.
  • b) (ii), (iii) and (iv) are true but (i) and (v) are false.
  • c) (i), (ii) and (v) are true but (iii) and (iv) are false.
  • d) (ii) and (iv) are true but (i), (iii) and (v) are false.
Q.22
Which of the following characters distinguish a hemichordate from a chordate?
  • a) Presence of external fertilization and indirect development
  • b) Absence of paired pharyngeal gill slits and post anal tail.
  • c) Presence of epidermal nervous system
  • d) Absence of bilateral symmetry and open circulation.
Q.23
The body of arthropods is covered by:
  • a) Calcareous shell
  • b) Chitinous exoskeleton
  • c) Calcium carbonate
  • d) Calcium phosphate
Q.24
Flame cells are the excretory organs in:
  • a) Protozoans
  • b) Cnidarians
  • c) Flatworms
  • d) Amphibians
Q.25
Cnidarians among the following list are: (i) Physalia (ii) Fasciola (iii) Sycon (iv) Branchiostoma (v)Meandrina (vi) Antedon (vii) Pennatula (viii) Pinctada.
  • a) (i), (iv), (v), (viii)
  • b) (i), (v), (vii)
  • c) (ii), (vi), (v), (vii)
  • d) (i), (v), (vi), (viii)
Q.26
Match the phyla given in column I with their characteristics features in column II.
Column I Column II
a. Porifera Segments as rings
b. Cnidaria Presence of comb plates with cilia
c. Ctenophora Appear to be rounded in cross section
d. Platyhelminthes Presence of stinging cells
e. Aschelminthes Presence of tiny ostia and wide osculum as opening
f. Annelida Dorsoventrally flattened animals
  • a) a →5 ,b →4 ,c → 2,d →6 ,e →3 ,f →
  • b) a →5 ,b →4 ,c →2 ,d →1 ,e →3 ,f →6
  • c) a →5 ,b →3 ,c →2 ,d → 1 ,e →4 ,f → 6
  • d) a →5 ,b →6 ,c → 2 ,d →4 ,e →3 ,f → 1
Q.27
The larvae of echinoderms are
  • a) Brachiolaria and Auricularia
  • b) Trochophore and Pluteus
  • c) Veliger and Ephyra
  • d) Parenchymula and Cercaria
Q.28
The intercommunication cavities in the body of a sponge constitute
  • a) Water vascular system
  • b) Canal system
  • c) Circulating system
  • d) All of these
Q.29
Select the correct statements from the following; (i) All sponges are showing asymmetry and calcareous Spicules. (ii) Calcareous ossicles are endoskeleton in Antedon, Asteropecten and Neopilina. (iii) Osphradium in shelled organisms help for testing the chemical nature of water. (iv) Fasciola infects its primary host and intermediate host in onchosphere and cysticercus larva respectively. (v) Most of the triploblastic animals are protostomes and enterocoelomates.
  • a) (i), (ii) and (iii) are correct.
  • b) (iii) alone is correct
  • c) (iii) and (iv) are correct
  • d) All are correct.
Q.30
If the skin of the earthworm dries, it dies due to
  • a) Dehydration
  • b) Toxicity
  • c) Starvation
  • d) Asphyxia
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