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19551.

Question : choose the odd-man out .

Answer»

vallisneria
ORCHID
Typha
Hydrilla

Solution :Orchid,(Reason : It is a EPIPHYTE , WHEREAS the others are HYDROPHYTES)
19552.

Question : Choose the mismatched pair from given options.

Answer»

INSERTIONAL inactivation - beta-galactosidase
YAC VECTOR - YEAST ARTIFICIAL chromosome
BAC vector - Largest bacteriophage vector
Ti plasmid - AGROBACTERIUM tumefaciens

Answer :C
19553.

Question : Choose the mis-matched pair

Answer»

WHORLED phyllotaxy-Alstonia
Phyllode-Australian Acacia
Opposite phyllotaxy-Calotropis
Leaf tendril-Cucurbits

Answer :A
19554.

Question : Choose the mis-matched option.

Answer»

wind-Cannabis-anemophily
water-Zoostera-hydrophily
insects-Salvia-entomophily
birds-Adansonia-ornithophily

Answer :D
19555.

Question : Choose the mis -matched option.

Answer»

WIND - CANNABIS - ANEMOPHILY
WATER -zoostera -Hydrophyily
Insects -Salvia - Entomophyily
Birds - Adansonia -ORNITHOPHILY

Answer :D
19556.

Question : Choose the minor carp from the following

Answer»

Cyprinus carpio
Anguilla sp
Labeo bata
Ctenopharyngodon idella

Answer :C
19557.

Question : Choose the largest immunoglobulin.

Answer»

IG A
Ig D
Ig E
Ig M

Answer :D
19558.

Question : Choose the mis-match :

Answer»

Amylose `to` contains `alpha` -1, 4 GLYCOSIDIC bond.
` K^(+)to ` most abundant mineral element in ICF.
`NA^(+)to`most abundant mineral element in ECF
Cellulose `to`violet colour with IODINE solution.

Answer :D
19559.

Question : Choose the incorrectly matched plant with its vegetative propagule.

Answer»

Eichhornia - offsets
Agave - bulbil
Kalanchoe - SUCKERS
BANANA - RHIZOMES

Answer :C
19560.

Question : Choose the incorrectly matched pair

Answer»

Immediale adverse effects of DRUGS and- VANDALISM and violencealcohol abuse
Excessive doses ofdrugs - Coma and Death
Combination of drugs like barbiturales with alcohol - Hallucination
Chronic USE of drugs and alcohol - DAMAGES nervous system and liver

Answer :C
19561.

Question : Choose the incorrect statement w.r.t epithelium tissue

Answer»

Basement MEMBRANE anchors the EPITHELIUM to the underlying CONNECTIVE tissue
Basement membrane is a cellular layer
Microvilli present on the free apical surface of cells, increase the absorptive surface area
Ducts of glands are mostly LINED by simple cuboidal epithelium

Answer :B
19562.

Question : Choose the incorrect statement(s) for conformers. A. Aquatic animals can change osmotic concentration of body fluids with that of the ambient water osmotic concentration.B. Body temperature doesnot change with small fluctuation in environmental temperature.C. Cannot maintain a constant internal environment

Answer»

Only B
Only A
Only A and B
A, B and C

Answer :A
19563.

Question : Choose the incorrect statement with respect to Bioweapons.

Answer»

They are low COST weapons.
They cause more casualities than CONVENTIONAL weapon.
They are extremely DIFFICULT to detect.
Bacterium vibrio cholera created LETTER scare in 2001.

Answer :D
19564.

Question : Choose the incorrect statements A. liexacanth is released from onchosphere in pig's gut. B Detachment of mature progtottids in Taenia is Known es C. Temperature between 26-30°C help in emergence of metacercaria from snail. D. Polystomum is an ectoparasite of frog and turtle.

Answer»

A and C
B,C and D
A and D
A,B,C and D

Answer :B
19565.

Question : CHOOSE THE INCORRECT STATEMENTS:

Answer»

Methane is 10 times as effective as `CO_(2)` at trapping HEAT in the atmosphere.
Methane sources are attributed to paddy CULTIVATION.
`N_(2)O` is produced from biological sources of soil and water due to microbial actions and rain forests.
`N_(2)O` is NATURALLY produced in Oceans.

Answer :A::B::C
19566.

Question : Choose the incorrect statement w.r.t. leaves

Answer»

NEARLY same size of vascular bundles are SEEN in monocot leaf
The stomata are PRESENT on both surfaces in isobilateral leaf
Mesophyll is not differentiated in DICOT leaf
Mesophyll is PHOTOSYNTHETIC in leaves

Answer :C
19567.

Question : Choose the incorrectstatement w.r.t ribosome.

Answer»

It is COMPOSED of rRNA and proteins
It is not surrounded by any membrane
It is the smallest CELL organelle
It HELPS in LIPID synthesis

Answer :D
19568.

Question : Choose the incorrect statement w.r.t. Chlamydiasis.

Answer»

It is a viral disease
Pathogen cannot REPRODUCE OUTSIDE the body cell
It can CAUSE STERILITY in both male and female
It can be treated with tetracycline

Answer :A
19569.

Question : Choose the incorrect statement w.r.t. HIV

Answer»

It belongs to the FLAVIVIRUS family
It carries two copies of dsRNA
It is an ENVELOPED virus
The GENOME of HIV ENCODES for reverse transcriptase

Answer :A
19570.

Question : Choose the incorrect statement related to Barr body

Answer»

Found attached to nuclear envelope in buccla MUCOSA cells
BARR body is the heterochromatinised X-CHROMOSOME
Occurs as drumstick body in the neutrophils
Of the TWO chromosomes in a female, only maternal chromosome BECOMES the Barr body

Answer :D
19571.

Question : Choose the incorrect statement regarding glycolysis

Answer»

The net gain of ATP in this process is 2 ATP MOLECULES
During activation phase of this process, 1 mol of NADH is produced
Second half of this process is referred as Pay-off phase
Each glucose MOLECULE produces 2 molecules of pyruvic acid after partial oxidation

Answer :B
19572.

Question : Choose the incorrect statement : "polygrnic inheritance"

Answer»

OCCURS when one characteristic is CONTROLLED by YWO or more genes.
group of genes determine a characteristicof an organism .
Gene interaction with TWO ALLELES.
It was demonstraed by H.Nilsson-Ehle.

Solution :Gene interaction with two alleles
19573.

Question : Choose the incorrect statement from the following

Answer»

More dissolved solutes decrease the number of FREE water molecules
Hypertonic solutions have low water potentials
Hypotonic solutions have HIGH osmotic potentials
More water potential GRADIENT RESULTS in SLOWER movement of water

Answer :D
19574.

Question : Choose the incorrect statement for electron transport system

Answer»

Enzyme complex-I accepts te ELCTRONS and 'H^+' from NADH
Cytochrome C is attached to the OUTER SURFACE of inner membrane of mitochondria
Complex-II CONTAINS two copper centres
Complex-V is coupled to ATP synthase enzyme

Answer :C
19575.

Question : Choose the incorrect statement among the following.

Answer»

LEAVES are SUCCULENT in all CAM plants
in CAM plants deacidification OCCUR during day time
in CAM plants acidificaation occur during night time
in CAM plants PHOSPHOENOL pyruvic acid is formed during night time

Answer :A
19576.

Question : Choosethe incorrect statement(A) The Montreal protocol is associated with the control of emission of ozone depleting substances(B) Methane and carbon dioxide are greenhouse gases(C) Dobson units are used to measure oxygencontent of air(D) Use of incinerators is crucial to disposal of hospital wastes

Answer»

The Montreal PROTOCOL is associated with the control of emission of ozone depleting substances 
Methane and carbon dioxide are greenhouse gases 
Dobson units are USED to measure oxygencontent of air 
Use of INCINERATORS is CRUCIAL to disposal of hospital wastes 

Solution :The thickness of ozone is measured in TERMS of Dobson Units (DU). It is 0.01 mm in thickness at STP. In stratosphere ozone gas is continuously formed by the action of ultraviolet rays on molecular oxygen & also degraded into molecular oxygen.
`O_(3)hArr O_(2)+[O]`
19577.

Question : Choose the incorrect statement.

Answer»

The role of oxygen in the regulation of respiratory RHYTHM is quite significant.
Receptors associated with aortic arch can recognize changes in `CO_2` & `H^+` concentration.
Decrease in concentration of `O_2` cannot ACTIVATE chemosensitive area.
Chemosensitive area is located NEARER to respiratory rhythm centre.

Answer :A
19578.

Question :Choose the incorrect statement.

Answer»

RECEPTORS associated with aortic ARCH can RECOGNIZE changes in `H^+`concentration
A chemosensitive AREA is located adjacent to respiratory rhythm centre.
Chemosensitive area is highly sensitive to `CO_2`
The role of oxygen in the regulation of respiratory rhythm is quite significant .

Answer :D
19579.

Question : Choose the incorrect pair regarding the dominant characters in given organisms. Organism Dominant character

Answer»

Organism-Salamander,Dominant-Dark BODY colour
Organism-Dog,Dominant -Black skin colour
Organism-Human,-Dominant character-Curly hairs
None of the above

ANSWER :B
19580.

Question : CHOOSE THE INCORRECT PAIR:

Answer»

Emasculation - REMOVAL of anther
Bagging - Male and FEMALE plants
Crossing - Transfer of pollen grains
Harvesting - Raising Plants

Answer :A::B::D
19581.

Question : Choose the Incorrect option w.r.t. species diversity of Amazonian rain forest in South America.

Answer»

PLANTS `RIGHTARROW` GT 40,000
Birds - 3,000
Mammals - 427
Amphibians - 427

Answer :B
19582.

Question :Choose the Incorrect option w.r.t. mitosis.

Answer»

Daughter cells and parent cell are identical to each other
It is required during gametogenesis of haploid ORGANISMS
It was FIRST OBSERVED by Strasburger in plant cell
It does not occur in the gonad cells of animals

Answer :D
19583.

Question : Choose the Incorrect option w.r.t. general characters of algae.

Answer»

Are MAINLY aquatic
Reproduces ASEXUALLY only
Shows VARIATION in size
Are atracheophytes

Answer :B
19584.

Question : Choose the incorrect option w.r.t. features of fungi

Answer»

MOSTLY terrestrial
Reserve food is glycogen
Prefer to grow in WARM and humid PLACES
Are chemoautotroph

Answer :D
19585.

Question : Choose the incorrect option for why plants can get along without respiratory organs as plants, unlike animals, have no specialized organs for gaseous exchange.

Answer»

Respiration rate is faster than animals in roots, stems and LEAVES
`O_(2)` released during photosynthesis is UTILIZED for respiraiton
Loose PACKING packing of parenchyma cells in leaves, stems and roots facilitates respiration
There is very LITTLE transport of gases from one plant PART to another.

Answer :A
19586.

Question : choose theincorrect match with respect to disorder and their associated clinical condition .

Answer»




ANSWER :C
19587.

Question : Choose the incorrect ones w.r.t. metaphase. Each chromosome with two sister chromatids. Best stage to study morphology of chromosomes. Spindle fibres are attached to kinetochore. Each chromatid attaches to two spindle fibres from either poles. Dissolution of kinetochore.

Answer»

A & D Only
B, D & E Only
D & F Only
A, D & F Only

Answer :C
19588.

Question : Choose the incorrect match . Column I (disease) Column II (pathogen)

Answer»

GENITAL HERPES- HSV-2
Genital warts - HPV
Trichomoniasis- NON FLAGELLATED protozoan
Syphilis-Treponema

Answer :C
19589.

Question : Choose the incorrect match pair

Answer»

BOUGAINVILLEA - phylloclade
LILIUM bulbifera - BULB
amorphophallus - CORM
DIOSCOREA - bulbil

Answer :A
19590.

Question : Choose the incorrect match regarding early experiments on photosynthesis

Answer»

Plants take `CO_2`and release oxygen - JOSEPH Priestley
The EMPIRICAL equation of an oxygenic photo-synthesis -Van Neil
FIRST action spectrum of Photosynthesis ENGELMANN
Evidence for production of glucose in chloroplast - Ingenhouz

Answer :D
19591.

Question : Choose the incorrect match from the following .

Answer»

Bacteriophage-FW Twort
Reverse transcripate - Tening and BALTIMORE
RETROVIRUS - Frosch
Crustallised TMV - Stanley

Answer :C
19592.

Question : Choose the incorrect match between receptors their functions and examples

Answer»

RECEPTOR 1.Mechanoreceptors FUNCTION Detect mechanical stimuli Examples MEISSNER's corpuscles, Pacinian corpuscles
Photoreceptors Function Detect VISUAL stimuli Example Retina ommatidia
Thermoreceptors Detect temperature changes Example END bulb of Krause Ruffinis organ in skin
ChemoreceptorsFunction Detect chemical stimuli Example Nerve endings Neuromost organs

Answer :D
19593.

Question :Choose the incorrect match

Answer»

fishery-catching,processing and SELLING of fish
aquaculture- PRODUCTION of USEFUL aquatic plant and animal
Pisiculture-production of fishes
Isinglass-Obtained from fins of perch, Indian SALMON, Catfish

Answer :C
19594.

Question : Choose the incorrect match

Answer»

AXILE placentation-China rose
Free CENTRAL placentation-Dianthus
Polyadelphous stamens-Citrus
Tetradynamous CONDITION of staments-Pea

Answer :D
19595.

Question : Choose the incorrect match.

Answer»

Cycas-Coralloid roots
Pinus-Needle LIKE leaves
Ginkgo-Heterosporous
Cedrus-Embryo sac

Answer :D
19596.

Question : Choose the incorrect match :-

Answer»

Phycomycetes – AQUATIC habitat
Ascomycets – USED in genetic work
Basidiomycetes – Lack sex organs
Deuteromycetes – CAUSE rust and SMUT disease

Answer :D
19597.

Question : Choose the incorrect answer regarding why should the material for electron microscopy he thin, dry and be kept I vacuum.

Answer»

to get straight beam of electron
to AVOID the collisionof electrons wit the atoms of OXYGEN and nitrogen
to avoid MULTIPLE scattering
to overcome the PROBLEM of isotropy and anisotropy

Answer :D
19598.

Question : Choose the group of letters which is different from others :

Answer»

CZHK
MLAG
XUBU
SENO

Solution :`N//A`
19599.

Question : Choose the incorrect from the following.

Answer»

All icthyopsidans have 10 pairs of CRANIAL nerves
All homiotherms have 12 pairs of cranial nerves
All amniotes have 12 pairs of cranial nerves
AU anaminiotes have 10 pairs of cranial nerves

Answer :C
19600.

Question : Choose the group which belongs to the given figure

Answer»

COELENTERATES and ctenophores
Platyhelminthes , ASCHELMINTHES and annelid
Platyhelminthes , aschelminthes and chordates
Coelenterates and chordates

Answer :A