Q.1
Match column I, II and III and choose the correct option:
Column I Column II Column III
Ctenophora a. Ancylostoma (i) Bioluminescence
Platyhelminthes b. Pleurobranchia (ii) Acoelomate
Cyclostomata c. Planaria (iii) Migration
Aschelminthes d. Ophiura (iv) Coelomate
Echinodermata e. Petromyzon (v) Endoparasite
  • a) 1-(a)-(i), 2-(c)-(ii), 3-(b)-(iii), 4-(e)-(v), 5-(d)-(iv).
  • b) 1-(d)-(i), 2-(e)-(ii), 3-(b)-(iii), 4-(c)-(v), 5-(a)-(iv).
  • c) 1-(b)-(i), 2-(c)-(ii), 3-(e)-(iii), 4-(a)-(v), 5-(d)-(iv)
  • d) 1-(c)-(i), 2-(a)-(ii), 3-(d)-(iii), 4-(e)-(v), 5-(d)-(iv).
Q.2
Which of the following is not a difference between protostomes and deuterostomes?
  • a) Presence of body cavity
  • b) Cleavage plane of embryo.
  • c) Protostomes are shizocoelomates and deuterostomes and enterocoelomates.
  • d) The fate of blastopore.
Q.3
Find the incorrect statement:
  • a) All mammals without exception possess anus and urinogenital aperture.
  • b) Teeth in amphibians and fishes are Acrodont, homodont and polyphyodont.
  • c) Heart of reptiles possesses incomplete circulation and nucleated RBC.
  • d) Fishes exhibit single circulation and nucleated RBC.
Q.4
Find the true statements regarding Cyclostomata:
  • a) Gill slits are 6 to 15 pairs and possess gill cover.
  • b) Skin covered by mesodermal scales.
  • c) Mostly Endoparasite on other fishes.
  • d) Ammocoetes larva after metamorphosis undergoes catadromous migration
Q.5
Neural glands, tadpole larva and retrogressive metamorphosis are the characteristics of:
  • a) Cliona
  • b) Cephalaspis
  • c) Branchiostoma
  • d) Tunicata
Q.6
Chimera is considered as the:
  • a) Connecting link between fishes and amphibians
  • b) Fishes with claspers, 4 pairs of gill slits with operculum, anus and cartilaginous endoskeleton
  • c) Lung fishes in Australia and South America
  • d) Connecting link between protochordates to fishes
Q.7
Which of the following is incorrectly matched, regarding mammalian orders?
  • a) Aritodactyla – Even toed, unguligrade compound stomach – Camelus.
  • b) Perissodactyla – Odd toed, unguligrade simple stomach – Horse, zebra, donkey
  • c) Cetacea – Forelimbs modified as flippers, hind limbs are absent, homodont dentition – Balaenoptera, Delphinus, Platanista.
  • d) Chiroptera – Petangia for flight, Nocturnal, Abdominal testis and echolocation – Macropus, Ornithorhyncus, Maccaca.
Q.8
Identify the characteristics that distinguish Monotremes from metatherians: (i) Mammary glands and abdominal grooves. (ii) Presence of marsupium. (iii) Laying cleiodic eggs. (iv) Possess muscular diaphragm and epidermal hairs. (v) Giving birth to the young ones.
  • a) (ii) and (v).
  • b) (i), (ii), (iv) and (v).
  • c) (i), (iii) and (v).
  • d) (i) and (iii).
Q.9
Select the correct statement from the following:
  • a) Poison glands are the modified sweat glands in snakes.
  • b) Apoda are fossorial, limbless amphibians having scales and external fertilization
  • c) Anti-venom is prepared by immunising horse and mules against various types of snake poisons.
  • d) Presence of scales on hind limbs indicates amphibian ancestry in birds.
Q.10
Ammocoetes larva of Petromyzon is:
  • a) Fresh water, free swimming.
  • b) Marine, sedentary.
  • c) Shows anadromous migration.
  • d) Fresh water, sedentary.
Q.11
A peculiar bone which is derived from the pectoral girdle of birds those help in flying:
  • a) Foramen of Pannizae
  • b) Zygantrum
  • c) Bursa fabricus
  • d) Furcula
Q.12
Dicondylic skull, amphiplatiyan vertebra, external ear pinna and absence of renal portal circulation are the characteristics of:
  • a) Amphibia
  • b) Reptilia
  • c) Mammalia
  • d) Aves
Q.13
Identify the most primitive types of scales in fishes:
  • a) Cycloid
  • b) Placoid.
  • c) Ctenoid
  • d) Ganoid
Q.14
Choose the animal groups with anamniotic condition from the following
  • a) Catla, Heloderma, Bufo, Balaenoptera.
  • b) Ophiosaurs, Naja, Ornithorhyncas, Pteropus
  • c) Ambystoma, Proteus, Rana, Caracharadon.
  • d) Anthracoceros, Bandicoot, Uraeotyphlus.
Q.15
How many of the following are members considered as living fossils: Limulus, Phrynosoma, Latimeria, Sphenodon, Neoceratodous, Testudo
  • a) 2
  • b) 4
  • c) 5
  • d) 3
Q.16
An electric organ is found in:
  • a) Trygon.
  • b) Pristis.
  • c) Narcine.
  • d) Proteus.
Q.17
Assertion: Sharks can remain in marine water without the threat of excess entry of salts into the body. Reason: Sharks can perform physiological uraemia.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.18
Assertion: Avian respiratory system is more efficient than that of man. Reason: Avian lungs contains more number of extremely thin walled alveoli for increasing the efficiency of gas exchange.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.19
Assertion: All reptiles possess 12 pairs of cranial nerves like mammals. Reason: Brain of reptiles is functionally and structurally similar to the brain of mammals but with small size.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.20
Budding is a normal mode of asexual reproduction in:
  • a) Starfish and hydra.
  • b) Hydra and sponges.
  • c) Tapeworm and Hydra.
  • d) Sponges and starfish.
Q.21
The adult Wuchereria brancofti lives in:
  • a) Human sub dermal space.
  • b) Muscles of humans.
  • c) Salivary glands of Culex.
  • d) Human lymph glands.
Q.22
Which one of the following is a matching pair of an animal and a certain phenomenon it exhibits?
  • a) Taenia – Polymorphism.
  • b) Pheretima – Sexual dimorphism.
  • c) Musca – Complete metamorphosis.
  • d) Chameleon – Parthenogenesis.
Q.23
Mollusca is differentiated from others by:
  • a) Bilateral symmetry and external skeleton.
  • b) Mantle and gill.
  • c) Shell and non – segmented body.
  • d) Mantle and ctenidia.
Q.24
In which of the following is notochord absent?
  • a) Adult Herdmania and Balanoglossus.
  • b) Adult Herdmania and adult Branchiostoma.
  • c) Larva of Herdmania and Branchiostoma.
  • d) Larva of Herdmania and Balanoglossus.
Q.25
Anadromous migratory fishes move:
  • a) from seas to fresh water.
  • b) from sea to estuary.
  • c) from rivers to sea.
  • d) from estuary to sea.
Q.26
A hibernating frog respires with:
  • a) Lung.
  • b) Diaphragm.
  • c) Buccal epithelium.
  • d) Skin.
Q.27
Monocondylic skull, dry skin and procoelous vertebrae are present in:
  • a) Amphibia.
  • b) Reptilia.
  • c) Aves.
  • d) Mammalia.
Q.28
Which one of the following is matching pair of an animal and its one of the characteristics?
  • a) Chameleon – Binocular vision.
  • b) Heloderma – Poison glands.
  • c) Varanus – Prehensile tail.
  • d) Hemidactylus – 4 chambered heart.
Q.29
Which one of the following is the unique characteristic for birds?
  • a) They are flying animals.
  • b) They are warm blooded.
  • c) They are bipedal and have feathers.
  • d) They are quadruped and have scales.
Q.30
Why do mammals lack mucous glands in their skin?
  • a) The skin is not slippery.
  • b) Their skin is tough.
  • c) The epidermis has many layers of cells.
  • d) The skin is not respiratory.
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