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8651.

Question : Select the correct pair of endormeral derivatives

Answer»

ADRENAL MEDULLA, DERMIS of skin
Lungs, thyroid gland
Lymphatic vessel, vagina
Retina, tonsil

Answer :C
Discussion
8652.

Question : Select the CORRECT pair of endodermal derivatives.

Answer»

ADRENAL medulla - Dermis of skin
Lungs - THYROID gland
Lymphatic VESSEL - Vagina
Retina - Tonsil

Answer :B
Discussion
8653.

Question : Select the correct pair

Answer»

ADAPTIVE radiation `-` DARWIN's Finches
Connecting LINK `-` PEPPERED Moth
Industrial melanism `-` Archaeopteryx.

Solution :N//A
Discussion
8654.

Question : Select the correct pair :

Answer»

Adaptive radiation - Darwin's FINCHES
Connecting link - Swall-Wright EFFECT
Genetic drift - PEPPERED moth
Industrial MELANISM - Archaeopteryx

Solution :Adaptive radiation - Darwin.s finches
Discussion
8655.

Question : Select the correct option w.r.t. plants bearing ovules which are borne on central axis and lack septa

Answer»

Agremone and mango
Dianthus and primrose
Tomato and lemon
Primrose and marigold

Answer :B
Discussion
8656.

Question : Select the correct order of osmolarity changes in fillrate w.r.t. plasma in :- Bowmans capsul rarr PCT rarr Descending loop of henle rarr Ascending loop of henle rarr DCTEnd of collecting duct

Answer»

Isotonic `rarr` Isotoni `rarr` HYPOTONIC `rarr` HYPERTONIC `rarr `HYPOTONI `rarr` Hypotoni
Isotoni `rarr` Isotoni `rarr` Hypertonic `rarr `HYPERTONI `rarr ` Hypotonic `rarr `Hypertoni
Isotoni `rarr` Hypertonic `rarr` Isotonic `rarr ` Hypertonic `rarr `Hypotonic `rarr` Hypertonic
Hypotonic `rarr` Isotonic `rarr` Hypertonic `rarr` Isotonic `rarr` Hypotonic `rarr` Hypertonic

Answer :2
Discussion
8657.

Question : Select the correct order of osmolarity changes in fillrate w. r. t plasma in :- Bowmans capsul rarr PCT rarr Descending loop of henle rarr Ascending loop of henle rarr OCT rarr End of collecting duct

Answer»

ISOTONIC `RARR` Isotonic `rarr` Hypotonic `rarr` Hyper- tonic `rarr` Hypotonic `rarr` Hypotonic
Isotonic `rarr`Isotonic `rarr` HYPERTONIC `rarr` Hyper- tonic `rarr`Hypotonic `rarr`Hypertonic
Isotonic `rarr`Hypertonic `rarr`Isotonic `rarr` Hyper- tonic `rarr`Hypotonic `rarr`Hypertonic
Hypotonic `rarr`Isotonic `rarr`Hypertonic `rarr`ISO- tonic `rarr`HypotoniC `rarr`Hypertonic

Answer :B
Discussion
8658.

Question : Select the correct options to fill up the blanks. (i) _____ enzyme is crucial for the immune system to function and its absence is caused by the deletion of a gene (ii) Insulin consists of _____ and _____ that are linked together by _____ (iii) Transgenic mice are being used to test the safety of the ____ (iv) _____ involves silencing of a specific mRNA due to a complementary dsRNA molecule that binds to and prevents translation of the mRNA

Answer»

(i) Adenosine deaminase (II) A-chain,B-chain,DISULPHIDE bridges (III) POLIO vaccine (IV) RNAi
(i) RNAi (ii) R-chain,B-chain,disulphide bridges (iii) adenosine deaminase (iv) polio vaccine
(i) Adenosine deaminase (ii) A-chain,B-chain,hydrogen bonds (iii) polio vaccine (iv) RNAi
(i) RNAi (ii) A-chain,B-chain, non-covalent bridges (iii) polio vaccine (iv) adenosine deaminase

Answer :A
Discussion
8659.

Question : Select the correct options to fill-up the blanks.(i) .............. enzyme is crucial for the immune system to function and its absence is caused by the deletion of a gene(ii) Insulin consists of .............. and .... that are linked together by .............. (iii) Transgenic mice are being used to test the safety of the ............(iv) .............. involves silencing of a specific mRNA due to a complementary dsRNA molecule that binds to and prevents translation of mRNA

Answer»

(i) ADENOSINE deaminase (ii) A-chain, B-chain, disulphide bridges (III) POLIO vaccine (iv) RNAI
(i) RNAi (ii) A-chain, B-chain, disulphide bridges (iii) Adenosine deaminase (iv) Polio vaccine
(i) Adenosine deaminase (ii) A-chain, B-chain, hydrogen bonds (iii) polio vaccine (iv) RNAi
(i) RNAi (ii) A-chain, B-chain, non-covalent bridges (iii) polio vaccine (iv) Adenosine deaminase

Solution :(i) Adenosine deaminase (ii) A-chain, B-chain, disulphide bridges (iii) polio vaccine (iv) RNAi
Discussion
8660.

Question : Select the correct order of endosperm types:

Answer»

CELLULAR, HELOBIAL, FREE NUCLEAR
cellular, free nuclear, helobial
free nuclear, cellular, helobial
free nuclear, helobial, cellular

Answer :C
Discussion
8661.

Question : select the correct option w.r.t. producers

Answer»

herbivorous
transducer
secondary carnivorous
all EXCEPT (2)

ANSWER :B
Discussion
8662.

Question : Select the correct option wrt motility and origin of asexual spores of green algae.

Answer»

MOTILE and endogenous
Non-motile and endogenous
Motile and EXOGENOUS
Non-motile and exogenous

Answer :A
Discussion
8663.

Question : Select the correct option w.r.t. plant with cellular mode of endosperm development.

Answer»

Cotton
Maize
Groundnut
Petunia

Answer :D
Discussion
8664.

Question : Select the correct option w.r.t. nutrient content in maize which develops resistance to maize stem bofers.

Answer»

LOW NITROGEN and high ASPARTIC acid and SUGAR
Low sugar and high aspartic acid and nitrogen
Low nitrogen, sugar and high aspartic acid
High nitrogen, sugar and low aspartic acid

Answer :C
Discussion
8665.

Question : Select the correct option w.r.t. means of asexual reproduction in fungi?

Answer»

Chlamydospore
Zoospore
Ascospores
Both (1) and (2)

ANSWER :D
Discussion
8666.

Question : Select the correct option w.r.t. division required for formation of 3-celled mature male gametophyte from pollen mother cell.

Answer»

2 MITOTIC and 2 MEIOTIC divisions
1 meiotic and 3 mitotic divisions
1 meiotic and 2 mitotic divisions
2 meiotic and 2 mitotic divisions

Answer :C
Discussion
8667.

Question : Select the correct option w.r.t. flower with diadelphous stamen

Answer»

Citrus
China Rose
Pea
Lily

Answer :C
Discussion
8668.

Question : Select the correct option w.r.t criteria used by Linnaeus for classifying living organisms. (a)Contractile vacuole (b)Body organisation (c) Cell wall (d) Response to external stimuli (e) Locomotion (f) Cell type

Answer»

(a),(B),(C),(d),(E)&(f)
(a),(b),(c)&(e)
(b),(c),(e)&(f)
(a),(c),(d)&(e)

ANSWER :D
Discussion
8669.

Question : select the correct option w.r.t. Marsilea

Answer»

HETEROSPOROUS VASCULAR spermatophyte
Heterosporous vascular embryophyte
Homosporous vascular crytogam
Homosporous NON vascular embryophyte

Answer :B
Discussion
8670.

Question : Select the correct option w.r.t. causative organism of ergot of bajra and powdery mildew, respectively.

Answer»

CLAVICEPS perpurea and Erysiphe graminicola
Penicilium roqueforti and FUSARIUM moniliforme
Claviceps microcephala and Erysiphe graminicola
Gibberella fujikuroi and Fusarium moniliforme

Answer :C
Discussion
8671.

Question : Select the correct option w.r.t. amino acids commonly deficient in cereals and legumes.

Answer»


ANSWER :B
Discussion
8672.

Question : Select the correct option with respect to given floral formula

Answer»

ANTERIOR PETALS are free
Floral FORMULA of PETUNIA plant
Monoadelphous condition
Anterior petals are fused

Answer :D
Discussion
8673.

Question : Select the correct option that correctly fill the blanks i-iv. I . Less than (i)____ of genome represents structural genes that code for proteins. ii. Chemical substancethat binds with repressor and convert it into a non-DNA bindingstate is (ii)_____. III.In prokaryotes, during replication RNA primer is removed by (iii) where as in eukaryotesit is removed by(Iv)______.

Answer»

`{:("(i)","(ii)","(iii)","(iv)"),("5%","REGULATOR ","DNA POLYMERASE II","DNA polymerase"beta):}`
`{:("(i)","(ii)","(iii)","(iv)"),("10%","regulator ","DNA polymerase I","DNA polymerase"alpha):}`
`{:("(i)","(ii)","(iii)","(iv)"),("2%","inducer ","DNA polymerase I","DNA polymerase"beta):}`
`{:("(i)","(ii)","(iii)","(iv)"),("50%","inducer ","DNA polymerase III","DNA polymerase"alpha):}`

Answer :C
Discussion
8674.

Question : Select the correct option w.r.t. biocontrol agent which is effective against several plant pathogens.

Answer»

Aphid
Trichoderma
Chrysolina beetle
Caterpillar

Answer :B
Discussion
8675.

Question : Select the correct option regarding sectional view of cochlea

Answer»

a-organ of corti-responsible for maintenance of balance of body and posture
b-scala vestibuli-filled with PERILYMPH that endsat the oval window
c-scala TYM pani -terminates at the ROUND window which OPENS into the middle ear
d-basilar membrane-nerve impulses are generated against it .

Answer :C
Discussion
8676.

Question : Select the correct option regarding transpiration :-

Answer»

RATE of transpiration `prop (1)/("ROOT shoot ratio")`
Rate of transpiration `prop` Thickness of cuticle
Rate of transpiration `prop (1)/("ATMOSPHERIC PRESSURE")`
Antitranspirants are not useful in dry farming

Answer :C
Discussion
8677.

Question :Select the correct option for A, B, C and D.

Answer»

1
2
3
4

Answer :A
Discussion
8678.

Question : Select the correct option Direction of RNA Direction of reading of synthesis the template DNA strand

Answer»

`3. - 5. ""3. - 5.`
`5.-3. "" 3.-5.`
`3.-5.""5.-3.`
`5.-3.""5.-3.`

ANSWER :B
Discussion
8679.

Question : Select the correct option describing gonadotropin activity in a normal pregnant female

Answer»

High level of FSH and LH STIMULATES the THICKENING of endometrium
High level of FSH and LH FACILITATE implantation of the embryo
High level of HCG stimulates the synthesis of estrogen and progesterone
High level of hCGstimulates the thickening of endometrium

ANSWER :C
Discussion
8680.

Question : Select the correct option describing gonadotropin activity in a normal pregnant female.

Answer»

High LEVELOF FSH and LH STIMULATES the THICKENING ofendometrium.
High level of FSH and LH FACILITATE implantation of the embryo.
Highlevel of HCG stimulates the synthesis of estrogen and progesterone.
High level of hCG stimulates the thickening of endometrium.

Answer :C
Discussion
8681.

Question : Select the correct option: {:((A),"Physical barrier",(i),"salive in mouth"),((B),"Physiological",(ii),"Neutrophils and monocytes"),((C),"Celluar barriers",(iii),"Interferons"),((D),"Cytokine barriers",(iv),"skin"):}

Answer»

`{:("(A)","(B)","(C)","(D)"),("(II)","(i)","(iv)","(III)"):}`
`{:("(A)","(B)","(C)","(D)"),("(iV)","(i)","(ii)","(iii)"):}`
`{:("(A)","(B)","(C)","(D)"),("(iv)","(iii)","(i)","(ii)"):}`
`{:("(A)","(B)","(C)","(D)"),("(iv)","(iii)","(i)","(ii)"):}`

ANSWER :b
Discussion
8682.

Question : select the correct option: a. Giomanutus is a a tuft of capillaries formed by the afferent articles which is a fine branch of renal vein b. Giomerulus along with the bowman's capsule forms renal corpuscle c. Vasa recta is a find branch of afferent arteriole which runs parallel to Henie's loop d. in human kidney, cortical nephron and juxtamedullary nephrons arein equal proportion

Answer»

a and B are CORRECT
b and C are correct
a, b and d are correct
a and d are correct

Answer :B
Discussion
8683.

Question : Select the correct option about C_(4) pathways/plants :

Answer»

Pineapple, KALANCHOE and MAIZE are `C_(4)` plants
Sugarcane, Pisum and Opuntia shows photorespiration
Maize, Sorghum, Sugarcane contains DIMORPHIC chloroplast
Amaranthus, Wheat and Maize requires 30 ATP and 12 `NADPH^(+)` for 1 HEXOSE SUGAR synthesis

Answer :C
Discussion
8684.

Question : select the incorrect option

Answer»

SEA ANEMONE HAND CLOWN fish : Mutualism
cuckoo and crow: Brood parasitism
Ophyrus and bee : Commensalism
Sea anemone hermit crab : Parasitism

ANSWER :B
Discussion
8685.

Question :Select the correct option

Answer»

IVF COMES under GIFT in which female cannot produce ovum.
IVF comes under ZIFT in which female cannot produce ovum .
IVF comes under ZIFT in which female whose fallopian tube is DAMAGED , such females are helped to conceive.
IUI HELPS such females who are mature before menopause.

Answer :B
Discussion
8686.

Question : Select the correct option:

Answer»

`{:((A),(B),(C),(D),),((II),(i),(iv),(iii),):}`
`{:((A),(B),(C),(D),),((i),(iv),(iii),(ii),):}`
`{:((A),(B),(C),(D),),((iv),(i),(ii),(iii),):}`
`{:((A),(B),(C),(D),),((iii),(iv),(ii),(i),):}`

ANSWER :C
Discussion
8687.

Question : Select the correct one w.r.t Conjugation

Answer»

F^+*F^(-) RARR F ^+
HFR*F^(-) rarr F^+
Hfr* F^(-) rarr F ^(-)
Both (A) and (C)

ANSWER :D
Discussion
8688.

Question : Select the correct of secondary guarding genetic code of glycine

Answer»

GUU, GUC, GUA
GAU, GAC, GAA
GGU, GGA, GGC
GGU, GGA, GCU

Answer :C
Discussion
8689.

Question : Select the correct matching of a hormone,is source and function.

Answer»


ANSWER :B
Discussion
8690.

Question : Select the correct match w.r.t. symbols and representations used in pedigree analysis

Answer»




Solution :Single LARGE, shield shaped COTYLEDON of maize SEED is CALLED scutellum
Discussion
8691.

Question : Select the correct match w.r.t crop variety and resistance to insect pests

Answer»

Crop Variety Insect PESTS Brassica Pusa Swarnim Fruit borer
Crop Variety Insect Pest Flat BEAN Pusa A-4 Jassids
Crop Variety Insect Pests Okra Pusa Sawani SHOOT and Fruit borer
Crop Variety Insect Pests Rapeseed MUSTARD Pusa Sem 2 Aphids

Answer :C
Discussion
8692.

Question : Select the correct match of the digested products in humans given in column-I with their absorption site and mechanism in column-II.

Answer»


ANSWER :C
Discussion
8693.

Question : Select the correct match regarding the effect of autonomic nervous system on stroke volume and cardiac output.

Answer»

Parasympathetic nervous system (AUTONOMIC neural system) Increase (STROKE volume) DECREASE (CARDIAC output)
Sympathetic nervous system (Autonomic neural system)Increase (Stroke volume) Decrease ( Cardiac output)
Parasympathetic nervous system(Autonomic neural system) Decrease (Stroke volume) Increase (Cardiac output)
Sympathetic nervous system(Autonomic neural system) Increase (Stroke volume) Increase (Cardiac output)

ANSWER :D
Discussion
8694.

Question : Select the correct match of the digested products in humans given in coloumn in with their absorption site and mechanism in coloumn II.

Answer»


Solution :Amino acids, monosaccharids like glucose, electrolyte like `Na^(+)` are absorbed into the blood by active TRANSPORT.Fructose and some amino acids are absorbed with the help of the carrier ions like `Na^(+)` by faciliated transport.
Fatty acid and glycerol cannot be absorbed into the blood. They are FIRST INCORPORATED into SMALL droplets called miscells, which move into the intestinal mucosa.
Discussion
8695.

Question : Select the correct match of enzyme with its related function.

Answer»

DNA polymerase- SYNTHESIS of DNA strands
Helicase -Unwinding of DNA helix
Ligase - JOINS together SHORT DNA segments
all of these.

Solution :(d)
Discussion
8696.

Question : Select the correct match for 1-glucose molecule :-

Answer»

EMP pathway -12 ATP
Link REACTION - 8 ATP
Kreb's cycle - 24 ATP
Anaerobic RESPIRATION - 06 ATP

Answer :C
Discussion
8697.

Question : Select the correct match in the following :-

Answer»

Brood PARASITISM - PARTIAL stem parasite
Holoparasite - CUCKOO & crow
Hemiparasite - Parasite which TOTALLY dependent upon the host
Hyper parasite - A parasite living on ANOTHER parasite

Answer :D
Discussion
8698.

Question : Select the correct match between different formed elements of blood and their respective features in man

Answer»




ANSWER :B
Discussion
8699.

Question : Select the correct match among the following, regarding the event that took place in the history of life.

Answer»

FIRST mammals - Precambrian era
Appearance of humans - Pleistocene era
Dominance of dinosaurs - Coenozoic era
Movement of PLANTS & animals on to LAND - PALAEOZOIC era

ANSWER :B
Discussion
8700.

Question : Select the correct match. (A) S phase-DNA replication (B)Zygotene-Synapsis (C)Diplotene-Crossing over (D) Meiosis-Both haploid and diploid cells

Answer»

A and B
C AND D
C and E
A , C and D

Answer :A
Discussion