1. Enterogastrone is secreted by

(A)Ileum


Stomach


(C)Oesophagus


Duodenum


2. Extinct bird among the following, identify it

(A)Falcon


Vulture


(C)Ichthyornis


Eagle


3. Which of the statement is correct

(A)Emil Fischer proposed the theory of competitive inhibition


allosteric substance influences the enzyme activity by changing its specificity to substrate


(C)The active site of an enzyme is formed by R groups of amino acids


(D)Non-competitive inhibitor in that it reduces the affinity of substrate for enzymes


4. "Silent Spring" is written by lady author which is first of its kind on Environmental degradation, identify the author

(A)Kipling


Waldeyer


(C)Brown


Carson


5. The excretory product of cartilaginous fishes, adult amphibia and mammals is

(A)Uric acid


Ammonia


(C)Ammonia and Uric acid


Urea


6. Tasar silk worm feeds on

(A)Mulberry leaves


Oak leaves


(C)Castor leaves


Mango leaves


7. Free living platyhelminthes belong to

(A)Turbellaria


Trematoda


(C)Cestoda


Phasmida


8. Which one of the following represent humoral immunity

(A)Phagocytosis


Melanization


(C)Antibody production


Lysozyme secretion


9. In a double helix of DNA each base pair is how distant from the next base pair

0. 34 nm


3.4 nm


nm


34 nm


10. The animal which shows "knotting" behaviour along with secretion of mucus to free itself from the grip is

(A)Pristis


Hagfish


(C)Torpedo


Chimaera


11. "Kappa particles" are discovered by

(A)Sonneborn


Hyman


(C)Giese


Parker


12. Honey bee dance as language of communication and its decoding was done by

(A)Brown


Haswel


(C)Frisch


Waldeyer


13. DNA finger printing technique is developed by

(A)Khorana


Lalji Singh


(C)Alec Jafferys


Avers


14. 5SrRNA is transcribed

nucleus


In nucleoplasm without nucleolar organizer


cytoplasm


In association with nucleolar organizer


15. Identify the rodenticide from the following

(A)Warfarin


Malathion


(C)Benzene hexachloride


Endosulfan


16. Foramen of panizza is found in the heart of

(A)Crocodiles


Squamates


(C)Chelonia


All reptiles


17. Humans are born with

(A)300 to 380 bones


200 to 270 bones


(C)100 to 170 bones


360 to 400 bones



18. Microtubules perform the function of

(A)Control of cellular shape


Participation in movement


(C)Transport of materials


and


19. The sequence of eating and being eaten up is called

(A)Food web


Energy flow


(C)Food chain


Food pyramid


20. The number of ATP produced at the level of Succinic dehydrogenase are










4
21. Ectoderm does not give rise to

(A)Mouth


Epidermis


(C)Cerebral hemispheres


Gonads


22. Limnology is the study of

(A)Fresh Water Ecology


Desert Ecology


(C)Land Ecology


Grassland Ecology


23. Pebrine is the disease related to

(A)Lac insects


Silkmoth


(C)Honey bee


Mites


24. The idea that "General characters appear first, then appear the special character" is given by

(A)Von Baer


Haeckel


(C)Gilbert


Haldane


25. Holoblastic spiral cleavage is found in

(A)Frog


Man


(C)Hydra


Lymnea


26. A pair of contrasting characters is termed as

(A)Allelomorphs


Homozygous


(C)Heterozygous


Polymorphs


27. Antifertilizin is secreted by

(A)Ovum


Spermatozoa


(C)Sertoli cells


Glials cells


28. Sinus arrhythmia is

(A)Increased heart rate during expiration


(B)Decreased heart rate during inspiration


(C)Increased heart rate during inspiration


(D)None of the above


29. Which one of the following is not reabsorbed from the filterate to the blood in the proximal tubule




Glucose


(C)Water


Plasma Proteins


30. An example of Tautonym is

(A)Ameoba Proteus


Musca domestica


(C)Homo Sapiens


Naja naja naja


31. Flightless birds are included in

(A)Carinatae


Ratitae


(C)Impennae


Odontognathae


32. "Ouch Ouch" disease, a pollutional disorder is caused due to

(A)Mercury


Selenium


(C)Cobalt


Cadmium


33. During hibernation and aestivation, frog lives upon

(A)Stored glucose and fat


Stored glycogen and fat


(C)Stored starch and fat


Stored galactose and fat


34. Atavism is

(A)reappearance of forgotten characters


loss of adult characters


(C)loss of larval characters


disappearance of phylogenic characters


35. During gastrulation epithelial cells may spread across the outer surface as a unit, it is called

(A)Involution


Epiboly


(C)Invagination


Ingression


36. Reproductive symbiosis is represented by

(A)Unio and Rhodeus


Unio and Obelia


(C)Hydra and Chlorella


Porpita and Sycon


37. Which vitamin contributes to coenzyme of FAD

(A)Vitamin B12


Vitamin B5


(C)Vitamin B2


Vitamin B6


38. In secretory gland when secretion is gathered at the end of the cell and only the part of the cell is cast off, it is termed as

(A)Apocrine gland


Merocrine gland


(C)Holocrine gland


Heterocrine gland


39. "Inheritance of acquired characters", is one of the postulate of

(A)Lamarck Concept


Darwins Law


(C)Mendel's Law


Deveries Theory


40. Chlorogogen cells which are modified Peritoneal cells are present around

(A)Digestive tract of Earthworm


Blood of Cockroach


(C)Blood of Ascaris


Digestive tract of Cockroach


41. Programmed Cell Death is

(A)Apoptosis


Necrosis


(C)Steatosis


Cirrhosis


42. Which one of the following is unrelated to the general characters of Echinodermata

(A)Dermal skeleton


Water vascular system


(C)Deuterostomes


Exclusively fresh water forms


43. Streptomycin inhibits

(A)Eukaryotic transcription


Eukaryotic translation


(C)Prokaryotic transcription


Prokaryotic translation


44. In obelia the hydrocaulus is covered by a non living chitinous sheath which is protective in function, it is called

(A)Hydrorhiza


Hydranth


(C)Perisarc


Coenosarc


45. The sense of hearing in mammals is attributed to

(A)Otolith


Sacculus


(C)Cochlea


Vestibule


46. Macrophages are

(A)Neutrophils


Basophils


(C)Eosinophils


Monocytes


47. Appearance of cortical granules help in

(A)Ovulation


Spermiogenesis


(C)Oogenesis


Fertilization


48. Formation of new species is termed as

(A)Isolation


Mutation


(C)Speciation


Genetic drift


49. "Animals inhibiting in temprate zone have less pigmentation in their skin and hence fairer in colour as compared to their counterparts in tropical area", this is the theme of

(A)Jordan's Rule


Gloger's Rule


(C)Bergman's rule


Gies's Rule


50. Malaria, Filaria and Kalazar spread due to

(A)Mosquitoes


Flies


(C)Mites


Insects


51. Events of cell cycle are regulated by

(A)Cyclin dependent kinases


Histidine dependent growth factors


(C)Growth inhibiting factors


Nogrowth factors regulate cell cycle


52. In the life history of Fasciola one witnesses the following stage in proper sequence

(A)Miracidium, Sporocyst, Redia, Cercaria, Metacercaria


(B)Cercaria, Metacercaria, Miracidium, Redia, Sporocyst


(C)Redia, Sporocyst, Miracidium, Metacercaria, Cercaria


(D)Miracidium, Sporocyst, Redia, Cercaria, Metacercaria


53. Temporal fossa is the basis of classification of

(A)Birds


Mammals


(C)Fishes


Reptiles


54. Ductus Botali is absent in

(A)Anura


Apoda


(C)Urodela


Both Urodela and Anura


55. Alcaptonuria is a rare

(A)nutritional disease


infectious disease


(C)pollutional disease


metabolic disease


56. Pleura is a double layered covering of

(A)Brain


Lungs


(C)Stomach


Kidneys


57. Identify the wrong pair

(A)Pristis Elasmobranchi


(B)Uraeotyphlus Gymnophiona



(C)Struthio camelus Kiwi


(D)Balaenoptera musculus Cetacea


58. The lowest chromosome number is found in

(A)Ameoba proteus


Taenia solium


(C)Ascaris megalocephala


Drosophila melanogester


59. The functional status of an organism in an ecosystem is called

(A)Ecological niche


Niche overlap


(C)Energy flow


Biomagnification


60. Which one of the following is not essential for clotting







(C)Fibrinogen


Platelets


61. When the yolk is concentrated at one pole, it is called

(A)Telolecithal


Isolecithal


(C)Microlecithal


Mesolecithal


62. When two species evolved same traits while living in the same type of environment, the type of evolution is

(A)Divergent evolution


Coevolution


(C)Convergent evolution


Parallel evolution


63. Polymorphism is best seen in

(A)Hydra


Obelia


(C)Elphidium


Physalia


64. The blood does not take part in respiration in

(A)Housefly


Centipede


(C)Millepede


Spider


65. Gynecomastism is shown by the males in

(A)Primates


Eutherians


(C)Metatherians


Prototherians


66. The only snake that build the nest is

(A)Naja naja


Ophiophagus hannah


(C)Echis carinata


Viper russel


67. One of the following set represents Indian major carps

(A)Labeo, channa, catla


Catla, puntias, channa


(C)Labeo, catla, mrigal


Silver carp, common carp, grass crap


68. Which one of the following is largest wet land in the world

(A)Chilika lake


Pulicat lake


(C)Pantanal lake


Vedanthangel


69. Which of the following pest damages paddy crop

(A)Dysdercus siniclis


Leptocorisa varicornis


(C)Bruchus chinensis


Sitophilus sativa


70. The system of collection of fluid from cytoplasm, a group membranous vesicles and tubules in protozoa is called

(A)Volume regulation


Osmotic regulation


(C)Ionic regulation


Spongiome


71. India incurred heavy losses in aquaculture industry due to which one of the following disease

(A)Blue gill


White spot


(C)Dropsy


Black gill


72. If a single strand of DNA TACCGAGTAC is given, the complementary DNA strand will be

ATGGCTCATG


AUGGCUCAUG


ATGGCTCATG


3'AUGGCUCAUG


73. The ability of environment/habitat to support maximum number of organism is

(A)Carrying capacity


Natality


(C)Fecundity


Biotic potential


74. The metal associated with cytochrome a3 of Electron transport system is

(A)Magnesium


Copper


(C)Manganese


Iron


75. Greenhouse effect is concerned with

(A)Increase CO2 level decrease temperature


(B)Increase CO2 level increase temperature


(C)Decrease CO2 level increase temperature


(D)Increase CO2 level decrease greenery


76. Which one of the following is not a Parasitic adaptation in helminthis

(A)Presence of hooks and suckers


Complex reproductive system


(C)Hard and tough outer covering


Well developed digestive system


77. In the process of development when growth occurs due to increase in cell sizes rather than cell number. It is termed as

(A)Neoplasia


Metaplasia


(C)Hypertrophy


Hyperplasia


78. "Contact inhibition" is lost in

(A)Benign tumors


Malignant tumors


(C)All tumors


Normal cells


79. Chemical substance secreted at the synapse is

(A)Cholecystokinin


Gastrin


(C)Cholesterol


Acetyl choline


80. Olive Ridley turtle "aribada" is seen in

(A)Bhitar kanika wildlife sanctuary


Krishna wild life sanctuary


(C)Nallapattu sanctuary


Coring wild life sanctuary


81. In Quartan Malaria, the patient suffers due to shivering fever and associated symptoms after every

hrs


48 hrs


hrs


96 hrs


82. In sponges food particles are digested by

(A)Archaeocytes


Amoebocytes


(C)Choanocytes


Porocyte


83. "It is not only too less of a factor but also too high of a factor, that limits population density and growth of organism". This is the central theme of

(A)Tragedy of commons


Law of tolerance


(C)Law of minimum


Law of limiting factors


84. Select the correct statement

(A)Dentalium is a snail with no head


(B)Scaphopoda has large head with eyes, foot as tentacles and siphon


(C)Rasping organ, radula is found in bivalves


(D)Chiton has reduced head with large foot

85. Mesogloea of Hydra is:

(A)Acellular and cannot be crossed by interstitial cells


(B)Acellular and can be crossed by interstitial cells


(C)Cellular and gives rise to germ cells


(D)Cellular and contains mesenchyme cells


86. Which one of the following is incorrect about new world monkeys

bony external auditory meatus


Cheek pouches are absent


(C)Pollex is opposable


Ischial callosites are missing


87. The enzyme which plays key role in bioluminiscence is

(A)Hydrolase


Reductase


(C)Luciferin


Luciferase


88. Hormones regulate gene activity at the level of

(A)Transcription


Translation


(C)mRNA


Transport of RNA from nucleus to cytoplasm


89. Heterosis is associated with

(A)Heterozygotes having more numerous the differences between uniting gametes


(B)Heterozygotes having less the differences between uniting gametes


(C)Homozygotes with less viability


(D)Homozygotes with more viability


90. Association between organisms of two different species in which one is inhibited/destroyed and the other is unaffected. This type of association is called

(A)Amensalism


Parasitism


(C)Commensalism


Mutualism


91. The ultraradian rhythms are

(A)Recurrent periods or cycles repeated throughout a 24 hour circadian day


(B)Menstrual cycle is an example of it


(C)The regular ebb and flow of oceans and very large inland bodies of water


is roughly 24 hour cycle in the physiological processes of living beings


92. The tusks of Elephant are modified form of

(A)Lower canines


Upper canines


(C)Lower incisors


Upper incisors


93. Spiders produce silken threads using

(A)Salivary glands


Coxal glands


(C)Spinneret gland


Parotid gland


94. The term biocoenosis is coined by

(A)Elton


Hutchinson


(C)Clarke


Mobius


95. Haversian system is present in

(A)Tendons


Cartilage


(C)Bone


Muscle


96. If there are only two alleles of a particular gene in a population. If allele has a frequency of 0.3, then what will be the frequency of allele in the light of Hardy Weinberg principle

0. 6


0.7


0. 4


0.8


97. Cardiac muscles are striped muscles with

(A)Syncytial muscle fibres which are voluntary in action


(B)Uninucleate muscle fibres which are voluntary in action


(C)Syncytial muscle fibres which are not voluntary in action


(D)Spindle like muscle fibres which are involuntary in action


98. Identify the carcinogens

(A)Polycyclic hydrocarbons


Benzopyrenes


(C)Dibenzanthracene


All of them


99. Which statement is correct about epistasis

(A)The dominant and recessive alleles lack their dominant and recessive relationships and both express their expressions separately


(B)The two pair of genes present on the separate loci influence the same trait


(C)Two independent pairs of dominant genes which interact to produce the effect


gene at one locus on a chromosome suppresses the expression of a gene at another locus


100. The dispersed state of chromatin material in a chromosome is termed as

(A)Kinetochore


Heterochromatin


(C)Euchromatin


Centromere


101. Which is correct statement

(A)Spotted deer is an endangered species


(B)Indian Board of Wild Life was established in 1955


(C)Trade in rare and endangered species was banned under Wild Life Protection Act (1972)


(D)The concept of Biosphere Reserves was evolved by the National Wild Life Action Plan


102. The ability of nerve and muscle cells to receive and respond to stimuli is called

(A)Twitch


Excrement


(C)Increment


Excitability


103. In earthworm each somite bears a pair of nephridia in the form of metanephridia except

(A)First five and last three segments


First two and last one segment


(C)First three and last three segments


First three segments


104. House flies, blow flies and fruit flies have

(A)Sponging mouth parts


Sucking mouth parts


(C)Sponging and lapping mouth parts


Biting mouth parts


105. Rhodnius and related genera transmit

(A)Kala Azar


Sleeping sickness


(C)Oriental sore


Chagas disease


106. Organ of Bojanur and Keber's organ are found in some

(A)Annelids


Molluscs


(C)Urochordates


Cephalochordates


107. Which is internationally accepted method of DNA replication

(A)Semi conservative


Dispersive


(C)Okazaki fragments


Conservative


108. Iridophores

(A)are chromatophores having guanine and other purines and produce silvery or metallic effect


(B)are chromatophores produce yellow and red colours


(C)are ommochromes produce yellow pigment


(D)are chromatophore which produce black pigment


109. Sliding Filament model of muscle contraction is proposed by

(A)A.F. Huxley and H.E. Huxley in 1960


(B)A.F. Huxley 1970


(C)H.E. Huxley 1970


(D)A.F. Huxley and H.E. Huxley in 1954


110. Which one of the following is not a method of osmoregulation in fresh water fishes

(A)They actively absorb sodium chloride across gills


(B)They flush out Excess water that enters the body


(C)Excess sodium chloride is secreted outward the gill


(D)The Glomerular kidney produces dilute urine


111. Protonephridia are present in the excretory system of

(A)Ciona


Petromyzon


(C)Balanoglossus


Amphioxus


112. Kolliker's pits are

(A)Olfactory receptors


Rheoreceptors


(C)Photoreceptors


Gustatory receptors


113. Foramen of Monro is found in between

Lateral ventricles and diocoele


Diacoele and Myelocoel


Paracoel and diacoele


Paracoel and myelocoel


114. 2123/2123 is the dental formula of


(A)Man


Tiger


(C)Elephant


Horse


115. Gharial is found in one of the following protected area

(A)Pulicat bird Sanctuary


Corbett National Park


(C)Keoladeo Ghana Bird Sanctuary


National Chambal Sanctuary


116. The world's largest leech is

(A)Acanthobdella


Hirudo medicinalis


(C)Pilacobdella domestica


Haementaria ghilianii


117. What is not true about Caenorhabditis elegans

has rapid (about 16 hours) embryogenesis


contains exactly 912 somatic cells


is a free-living soil nematode


helps to identify each gene in development as well as to trace the lineage of every single cell


118. Those individuals which are normally tall, having sparse body hair, knock knees, limbs long are due to

(A)Turner's syndrome


Klinefelter's syndrome


(C)Patau syndrome


Down's syndrome


119. Balanoglossus consist of

(A)Probocis, collar and trunk


Probocis and trunk


neck and abdomen


Probocis, trunk and tail


120. Ameoba proteus is discovered by

(A)Leewenhoek


Dobell


(C)Rosenhoff


Hymann