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Which of the following characteristics is mainly responsible for diversification of insects on land?
1. Eyes
2. Segmentation
3. Bilateral symmetry
4. Exoskeleton

Which of the following endoparasites of humans does show viviparity?
1. Ascaris lumbricoides
2. Ancylostoma duodenale
3. Enterobius vermicularis
4. Trichinella spiralis

Select the Taxon mentioned that represents both marine and fresh water species 
1. Echinoderms
2. Ctenophora
3. Cephalochordata
4. Cnidaria

Which one of the following living organisms completely lacks a cell wall?
1. Cyanobacteria
2. Sea-fan(Gorgonia)
3. Saccharomyces
4. Blue-green algae

Planaria possess high capacity of
1. Metamorphosis
2. Regeneration
3. Alternation of generation
4. Bioluminescence

Which group of animals belong to the same phylum?
1. Earthworm, Pinworm, Tapeworm
2. Prawn, Scorpion, Locusta
3. Sponge, Sea anemone, Starfish
4. Malarial parasite, Amoeba, Mosquito

One of the representatives of Phylum Arthropoda is
1. Silverfish
2. Pufferfish
3.Flying fish
4. Cuttlefish

Which of the following are correctly matched with respect to their taxonomic classification?
1. Flying fish, cuttlefish, silverfish, - Pisces
2. Centipede, millipede, spider, scorpion - Insecta
3. House fly, butterfly, tsetsefly, silverfish - Insecta
4. Spiny anteater, sea urchin, sea cucumber -Echinodermata

In which one of the following, the genus name, its two characters and its phylum are not correctly matched, whereas the remaining three are correct?

The figure shows four animals (a), (b), (c) and (d). Select the correct answer with respect to a common characteristics of two of these animals.

1. (a) & (d) have cnidoblasts for self-defence
2. (c) & (d) have a true coelom
3. (a) & (d) respire mainly through body wall
4. (b) & (c) show radial symmetry

One example of animals having a single opening to the outside that serves both as mouth as well as anus is
1. Fasciola
2. Octopus
3. Asterias
4. Ascidia

Which one of the following kinds of animals are triploblastic?
1. Corals
2. Flat worms
3. Sponges
4. Ctenophores

Which one of the following statements about certain given animals is correct ?
1. Flat worms (Platyhelminthes) are coelomates
2. Round worms (Aschelminthes) are pseudocoelomates
3. Molluscs are acoelomates
4. Insects are pseudocoelomates

Which one of the following groups of animals is bilaterally symmetrical and triploblastic?
1. Aschelminthes (Roundworms)
2. Ctenophores
3. Sponges
4. Coelenterates (Cnidarians)

If a live earthworm is pricked with a needle on its outer surface without damaging its gut, the fluid that comes out is
1. Coelomic fluid
2. Haemolymph
3. Slimy mucus
4. Excretory fluid

Which one of the following groups of three animals each is correctly matched with their one characteristic morphological feature?
                   Animals                                            Morphological feature
1. Cockroach, Locust, Taenia                            – Metameric segmentation
2. Liver fluke, Sea anemone, Sea cucumber        – Bilateral symmetry
3. Centipede, Prawn, Sea urchin                        – Jointed appendages
4. Scorpion, Spider, Cockroach                         – Ventral solid central nervous system

Ascaris is characterized by
1. Presence of true coelom and metamerism (metamerisation)
2. Absence of true coelom but presence of metamerism
3. Presence of neither true coelom nor metamerism
4. Presence of true coelom but absence of metamerism

Which one of the following is not a characteristic of phylum Annelida?
1. Ventral nerve cord
2. Closed circulatory system
3. Segmentation
4. Pseudocoelom

What is true about Nereis, Scorpion, Cockroach and Silver fish?
1. They all belong to the same phylum
2. They all have jointed paired appendages
3. They all possess dorsal heart
4. None of them is aquatic

Which one of the following is a matching set of a phylum and its three examples?
1. Cnidaria – Bonellia, Physalia, Aurelia
2. Platyhelminthes – Planaria, Schistosoma, Enterobius
3. Mollusca – Loligo, Teredo, Octopus
4. Porifera – Spongilla, Euplectella, Pennatula

Which of the following represents the correct combination without any exception?

Which of the following animals is not viviparous?
1. Whale
2. Flying fox (Bat)
3. Elephant
4. Platypus

A marine cartilaginous fish that can produce electric current is
1. Pristis
2. Torpedo
3. Trygon
4. Scolidon

Match the name of the animal (Column I) with one characteristics (Column II) and the phylum/class (Column III) to which it belongs.

Which one of the following pairs of animals are similar to each other pertaining to the feature stated against them?
1. Sea horse and Flying fish - Cold blooded (Poikilothermal)
2. Pteropus and Ornithorhyncus - Viviparity
3. Garden lizard and Crocodile - Three chambered heart
4. Ascaris and Ancylostoma - Metameric segmentation

Which one of the following categories of animals, is correctly described with no single exception?
1. All mammals are viviparous and possess diaphragm for breathing
2. All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal)
3. All bony fishes have four pairs of gills and an operculum on each side
4. All sponges are marine and have collared cells

Which one of the following organisms is scientifically correctly named, correctly printed according to the International Rules of Nomenclature and correctly described?
1. E.coli– Full name Entamoeba coli, a commonly occuring bacterium in human intestine
2. Musca domestica – The common house lizard, a reptile
3. Plasmodium falciparum – A protozoan pathogen causing the most serious type of malaria
4. Felis tigris – The Indian tiger, well protected in Gir forests

Which one of the following animals is correctly matched with its particular named taxonomic category?
1. Housefly - Musca, an order
2. Tiger - Tigris, the species
3. Cuttlefish - Mollusca, a class
4. Humans - Primata, the family

In which one of the following the genus name, its two characters and its class/phylum are correctly matched?

Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?
1. Mammalia : give birth to young ones
2. Reptilia : possess three-chambered heart with one incompletely divided ventricle
3. Chordata : possess a mouth provided with an upper and a lower jaw
4. Chondrichthyes : possess cartilaginous endoskeleton

What will you look for to identify the sex of the following?
1. Male shark - Claspers borne on pelvic fins
2. Female Ascaris - Sharply curved posterior end
3. Male frog - A copulatory pad on the first digit of the hind limb
4. Female cockroach - Anal cerci

Which one of the following statements is totally wrong about the occurrence of notochord while the other three are correct?
1. It is absent throughout life in humans from the very beginning
2. It is present throughout life in Amphioxus
3. It is present only in larval tail in Ascidians
4. It is replaced by a vertebral column in adult frog

Which one of the following statements about all the four of Spongilla, Leech, Dolphin and Penguin is correct ?
1. All are bilaterally symmetrical
2. Penguin is homoiothermic while the remaining three are poikilothermic
3. Leech is a fresh water form while all others are marine
4. Spongilla has special collared cells called choanocytes, not found in the remaining three

Crocodile and penguin are similar to Whale and Dogfish in which one of the following features?
1. Possess a solid single stranded central nervous system
2. Lay eggs and guard them till they hatch
3. Possess bony skeleton
4. Have gill slits at some stage

Which one of the following pairs of animals comprises 'jawless fishes'?
1. Mackerals and Rohu
2. Lampreys and hag fishes
3. Guppies and hag fishes
4. Lampreys and eels

Which one of the following phyla is correctly matched with its two general characteristics?
1. Mollusca – Normally oviparous and development through a trochophore or veliger larva
2. Arthropoda – Body divided into head, thorax and abdomen and respiration by mouth
3. Chordata – Notochord at some stage and separate anal and urinary openings to the outside
4. Echinodermata – Pentamerous radial symmetry and mostly internal fertilization

Which of the following pairs are correctly matched?
A. Crocodile – 4-chambered heart
B. Sea Urchin – Parapodia
C. Obelia – Metagenesis
D. Lemur – Thecodont
1. Only A and B
2. A, C and D
3. B, C and D
4. Only A and D

Which one of the following is a matching pair of a body feature and the animal possessing it?
1. Ventral heart – Scorpion
2. Post-anal tail – Octopus
3. Ventral central nervous system – Leech
4. Pharyngeal gill slits absent in embryo – Chamaeleon

What is common between parrot, platypus and kangaroo?
1. Ovoparity
2. Homoiothermy
3. Toothless jaws
4. Functional post-anal tail

In which one of the following sets of animals do all the four give birth to young ones?
1. Lion, bat, whale, ostrich
2. Platypus, penguin, bat, hippopotamus
3. Shrew, bat, cat, kiwi
4. Kangaroo, hedgehog, dolphin, loris