Ques. Which one of the following animals has a diaphragm between the thorax and abdomen
(a) Whale
(b) Lizard
(c) Pigeon
(d) Frog
Ques. Herbicide carbamates are
(a) Dithiocarbamates
(b) Thiocarbamates
(c) Phenyl carbamates
(d) Both b and c
Ques. Number of linkage groups correspond to
(a) Haploid number of chromosome/pairs of chromosome in a diploid
(b) Diploid number of chromosomes
(c) Tetrapoloid number
(d) General structure of an organism
Ques. Cavity formed by scapula and coracoid is
(a) Acetabulum
(b) Glenoid
(c) Archenteron
(d) Neural canal
Ques. Which of the following worker was famous for his work on wheat rust
(a) A. F. Blakeslee
(b) K. C. Mehta
(c) C. A. Bessey
(d) H. C. Bold
Ques. ADH will be released from the posterior pituitary when there is a decrease in
(a) Plasma sodium concentration
(b) Plasma potassium concentration
(c) Plasma volume
(d) Plasma pH
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Ques. Natural system of classification has the basis of
(a) Morphology
(b) Phylogeny
(c) Both (a) and (b)
(d) Ontogeny
Ques. Conducting tissue in bryophyte (moss) is made up of
(a) Parenchyma
(b) Collenchyma
(c) Xylem
(d) Xylem and phloem both
Ques. What is true regarding integumentary glands of vertebrates?
(a) Preen gland is present in birds and make the feather water proof
(b) Pterygopodial gland is present in cartilaginous fishes and lubricate claspers
(c) Mental gland is present in Salamander and attract the female
(d) All the above statements are correct
Ques. The first cells were almost certainly
(a) Heterotrophs
(b) Autotrophs
(c) Chemotrophs
(d) Phototrophs
Ques. Alcoholism leads to
(a) Amnesia
(b) Lung-damage
(c) Cancer
(d) None
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Ques. Number of chromosomes in primary spermatocyte of frog is
(a) Same as in secondary spermatocyte
(b) Half of that in secondary spermatocyte
(c) Half of that in spermatogonia
(d) Same as in spermatogonia
Ques. Which of the following has no segmentation
(a) Hydra
(b) Earthworm
(c) Cockroach
(d) Centipede
Ques. Which era could be called the “age mammals and birds”
(a) Palaeozoic
(b) Mesozoic
(c) Cretaceous
(d) Coenozoic
Ques. The most resistant stage in bacteria is
(a) Merozygote
(b) Antibiotic
(c) Capsuled vegetative cell
(d) Newly divided cell
Ques. The mammalian cervical vertabra can be differentiated from other vertebra in having
(a) Long neural spine
(b) Vertrbrarterial canal
(c) Amphicoelous centrum
(d) Absence of trsnsverse processes
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Ques. Which of the following muscles turn palm posteriorly?
(a) Levator scapular
(b) Adductor longus
(c) Pronator teres
(d) Obturator externus
Ques. Sporophyte of Pteridium is
(a) Dependent on gametophyte
(b) Dependent on embryo
(c) Dependent on prothallus
(d) Independent
Ques. The number of calories required for the formation of the energy-rich bond between ADP and phosphate is
(a) 2600 calories
(b) 7600 calories
(c) 12660 calories
(d) 20050 calories
Ques. Rapid growth of human population is represented by
(a) Las phase
(b) Exponential phase
(c) Exponential phase almost terminating in stationary phase
(d) Stationary phase
Ques. Part of the skull having craium, olfactory capsules, auditory capsules and optic capsules known as
(a) Cranium
(b) Neurocrainum
(c) Dermatocranium
(d) Splanchnocranium
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Ques. Scutellum is a/an
(a) Protective covering of radical
(b) Protective covering of plumule
(c) Endosperm of gymnosperms
(d) Shield-shaped cotyledon
Ques. Which of these are carrier of dengue fever and menengitis
(a) Anopheles
(b) Cockroach
(c) Aedes
(d) Musca
Ques. Synthetic vaccines belong to
(a) First generation
(b) Second generation
(c) Third generation
(d) Fourth generation
Ques. Tympanic cavity of the human ear is
(a) Irregular, air filled part of middle ear
(b) Regular, fluid filled part of middle ear
(c) Irregular, fluid filled part of middle ear
(d) Regular, air filled part of internal ear
Ques. The structure which bears conidia of Aspergillus are called as
(a) Germ tube
(b) Sterigmata
(c) Stalk
(d) None of these
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Ques. Which is the smallest cellular organism
(a) Yeast
(b) Virus
(c) Mycoplasma
(d) Algae
Ques. Most abundant elements in a living cell are
(a) Carbon, Oxygen, Hydrogen, Nitrogen
(b) Carbon, Oxygen, Sulphur, Phosphorus
(c) Carbon, Oxygen, Nitrogen, Sulphur
(d) Carbon, Oxygen, Hydrogen, Phosphorus
Ques. Esturian fish culture includes the fishes
(a) Hilsa and Liza
(b) Rohu and Hilsa
(c) Wallago and Hilsa
(d) Catla and Hilsa
Ques. Reflex action is controlled by
(a) Autonomic nervous system
(b) Peripheral nervous system
(c) Central nervous system
(d) Vertebral column
Ques. The first organic pesticide to be used commercially was
(a) Bordeaux mixture
(b) Burgandy mixture
(c) DDT
(d) 2 : 4-D
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Ques. What is true regarding the cutaneous respiration of frog
(a) It occurs when frog is submerged in water
(b) Mode of respiration to conserve food, during hibernation
(c) Both (a) and (b)
(d) Only mode of respiration during floating
Ques. Which of the following are mutually related?
(a) Raceme and verticillaster
(b) Spike and raceme
(c) Umbel and corymb
(d) Cyathium and hypanthodium
Ques. A life cycle in which the dominant phase is a sporophyte is called as
(a) Diplontic
(b) Haplontic
(c) Diplobiontic
(d) Sporophytic
Ques. Thermal chemical resistance in bacteria spores is due to
(a) Muramic acid
(b) Ca-dipicolinate
(c) Diaminopimeleate
(d) Techoic acid
Ques. Mark the genetic disease caused due to recessive sex linked gene mutation
(a) Colour blindness
(b) Haemophilia
(c) G6 PD deficiency
(d) All the above
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Ques. The most important distinctive character of chordata is presence of
(a) Vertebral column
(b) Hairy skin
(c) Notochord
(d) All the above
Ques. Citric acid is produced by
(a) Aspergillus niger
(b) Streptococcus lactic
(c) Acetobacter subxydans
(d) Candida utilis
Ques. What is D.D.T.?
(a) Organochlorine
(b) Organophosphate
(c) Carbamate
(d) Triazine
Ques. Illegitimate crossing over is another term for
(a) Reciprocal translocation
(b) Transversion
(c) Transition
(d) None of these
Ques. One of the sepal is modified into an attractive leaf in
(a) Bougainvillea
(b) Mussaenda
(c) Sunflower
(d) Pea Plant
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Ques. Lichens are
(a) Slowest growing plants
(b) Grow faster than their components
(c) Faster growing plants
(d) Grow with normal rate