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8451.

Question : Select the right option in which the edible part (A, B, C and D) shoen in the figure in correctly identified

Answer»

D- ENDOCARP
`C= EPICARP +MESOCARP`
B- Thalamus
A- SEED

Answer :C
8452.

Question : select the pyramid which correctly depicts A tree supporting on number of herbivorous birds which are eaten by 1 or 2 hawks of the area (A-tree, B-herbivorous birds, C-Haws )

Answer»




ANSWER :B
8453.

Question : Select the right match of endocrine gland and their hormone among the options given below. A)Pineal I)Epinephrine B)ThyroidII) Melatonin C)Ovary III)Estrogen D)Adrenal medullaIV)Tetraiodothyronine

Answer»

A-iv,B-ii,C-iii,D-i
A-ii,B-iv,C-I,D-iii
A-iv,B-ii,C-I,D-iii
A-ii,B-iv,C-iii,D-i

Answer :D
8454.

Question :Select the proper sequence indicating the increasing order of biodiversity.

Answer»

POLAR, TEMPERATE and Polar
TROPICS, Temperate and Polar
Temperate, TROPIC and Polar
Polar, Tropic and Temperate

Answer :A
8455.

Question : Select the proper hormonal composition of oral contraceptive pills

Answer»

(a) FSH & Prolactin
(b) Prolactin & TSH
(c) TSH & FSH
(d) FSH & LH

SOLUTION :FSH & LH
8456.

Question : Select the period for Mendel's hybridization experiments

Answer»

1856 - 1863
1850-1870
1857-1869
1870-1877

Answer :A
8457.

Question : Select the pair which does not match.

Answer»

`{:("Coacervates",-,"Aggregates of organic compounds separated by an organic MEMBRANE"):}`
`{:("Lamrarck",-,"Species are not immutable"):}`
`{:("Allopatric speciation",-,"Separated by space"):}`
`{:("DARWIN's finches",-,"Unique to Galapagos"):}`

Solution :According to OPARIN's hypothesis, early protocell could have been a coacervate. Such a structure could have CONSISTED of a collection of organic macromolecules surrounded by a film of water molecuels. This arrangement of water molecuels, although not a membrane, could have functioned as a physical barrier between the organic molecuels and their surroundigns.
8458.

Question : Select the pair that does not match.

Answer»

SPECIES are not immutable - Lamarck
Allopatric - Separated by space
Darwin's finches - UNIQUE to Galapagos
Coacervates - AGGREGATES of organic compounds bound by an organic MEMBRANE

Answer :D
8459.

Question : Select the option with incorrect satement

Answer»

BRYOPHYTES produce gametes by mitosis
Haploid SPORES are produced by diploid SPOROPHYTE THROGH meiosis
Life cycle of Sprogyra is haplodiplontic
Ulothrix shows zygotic meiosis

Answer :C
8460.

Question : Select the option with correct matching –

Answer»

`A - (i), B - (ii), C- (III), D - (iv), E- (v)`
`(ii), B - (iii), C- (i), D - (iv), E- (v)`
`A - (v), B - (iii), C- (i), D - (ii), E- (iv)`
`A - (v), B - (iii), C- (i), D - (iv), E- (ii)`

Answer :C
8461.

Question : Select the option with a correct representation of an animal belonging to the below mentioned class of vertebrates. I. The notochord is persisitent throughout life. The mouth is ventral. II. The skin is moist without scales . The tail may be present. III. 6 to 15 pairs of gill slits. Jaws absent. IV. Viviparous usually. pinna present in most of the members.

Answer»

`{:(I,II, III,IV),("Dog FISH", "Ichthyophis","Calotes","Cains"):}`
`{:(I,II, III,IV),("Hagfish", "Salamandra","Betta","APTENODYTES"):}`
`{:(I,II, III,IV),("PRISTIS", "Hyla","Lamprey","Pteropus"):}`
`{:(I,II, III,IV),("Clarius", "Rana","Myxine","Delphinus"):}`

Answer :C
8462.

Question : Name the endocrine gland which is present on the kidneys.

Answer»

{:("Endocrine GLAND","Hormone","Function"),("1)PLACENTA","Estrogen","Initiates secretion of the milk"):}
{:("Endocrine gland","Hormone","Function"),("2)Corpus luteum","Estrogen","Essential formain tenance of endometrium"):}
{:("Endocrine gland","Hormone","Function"),("3)LEYDIG's","Androgen","Initiates the production of sperms"):}
{:("Endocrine gland","Hormone","Function"),("4)Ovary","FSH","Stimulates FOLLICULAR development and the secretion of estrogens"):}

Answer :C
8463.

Question : Select the optionthat was not used in Green revolution.

Answer»

Agrochemical based agriculture
Conventional plant breeding and hybridization
Agriculture USING high YIELDING varieties
Genetically engineered CROP - based agriculture

ANSWER :D
8464.

Question : Match the terms column-I with column-II and select the correct option

Answer»


ANSWER :C
8465.

Question : Select the option that correctly describes the location and function of a respiratory centre.

Answer»

Pneumotaxic centre - Pons - Reduces the duration of inhalation
RESPIRATORY rhythm centre - Cerebellum -ESTABLISHES the basic respiratory rhythm
APNEUSTIC centre - MIDBRAIN - Sends stimulatory impulses to the inspiratory centre
Expiratory centre - Medulla - Stimulates contraction of diaphragm

Answer :A
8466.

Question : Select the option showing the correct sequential steps to produce a new genetic variety of a corp.

Answer»

Selection of parents `rarr` Hybridisation of SELECTED parents `rarr` Germplasm collection `rarr` Selection of superior RECOMBINANTS `rarr` TESTING and release of new varieties
Germplasm collection `rarr` Selection of parents `rarr` Hybridisation of selected parents `rarr` Selection of superior recombinants `rarr` Testing and release ofnew varieties
Selection of superior recombinants `rarr` Germplasm collection `rarr` HYBRIDATION of selected parents `rarr` Selection of parents `rarr` Testing and release of new varieties
Germplasm collection `rarr` Selection of parents `rarr` Hybridisation of selected parents `rarr` Testing and release of new varieties `rarr` Selection of superior recombinants

Answer :B
8467.

Question : Select the option in which the part of brain is not correctly matched with its function ?

Answer»

Association AREA - Responsible for complex functions like intersensory association, memory and communication
Thalamus - Acts as relay CENTRE of brain and co-ordinates sensory and motor signalling
Hippocampus - Transformation of short term memory into LONG term memory
Limbic SYSTEM - REGULATES sexual behaviour, emotions and motivation alone, without any help of other part of brain.

Answer :D
8468.

Question :Select the option in which given three parameters are notcorrectly matched Animals Breed Product

Answer»

cow SAHIWAL milk
rabbit LOHI Pashmina
sheep Nali carpet wool
Broilers Plymouth rock Meat

Answer :B
8469.

Question : Select the option having correct sequence of geological periods — Permian, Triassic, Jurassic

Answer»

`1` to `2` to `3`
`3` to `2` to `1`
`2` to `3` to `1`
`3` to `1` to `2`

ANSWER :A
8470.

Question : Select the option having all three correct characteristics :

Answer»


ANSWER :B
8471.

Question : Select the option having all the correct characteristics.

Answer»




ANSWER :B
8472.

Question : Select the option correctly identifies I, II,III and IV.

Answer»

I- Biosphere RESERVES, II-National parks , wildlife sanctuaries, III - Sacred groves, IV - Gene banks, CRYOPRESERVATION
I- Sacred plants, home gardens, II - National parks, wildlife sanctuaries, III - Arboreta, IV - Gene banks, cryopreservation
I - Biosphere reserves, II - Gene banks, cryopreservation, III - Sacred plants, home gardens, IV- National parks, wildlife sanctuaries
I-Biosphere reserves, II - Aroboreta, III-Gene banks, cryopreservation, IV - National parks, wildlife sanctuaries

Answer :A
8473.

Question : Select the one which is not related to Rhizobium:

Answer»

Arachis
Anabaena
Helianthus annus
Melilotus

Answer :C
8474.

Question : Select the odd plant hypogonous flowers.

Answer»

Mustard
Rose
China Rose
Petunia

Answer :B
8475.

Question : Select the one which is not helping vegetative propagation.BulbCloneAdventitious budsEyes of potato

Answer»

Blub
Clone
Adventitious
Eyes of the potato

Answer :B
8476.

Question : Select the odd one out w.r.t. Botanical gardens

Answer»

COLLECTION of living plants for reference
Indian Botanical GARDEN is at Howrah
Collection of preserved plants and ANIMALS specimens

Answer :D
8477.

Question : Select the odd onew.r.t.vegetative reproduction infungi.

Answer»

Gamentangial contact
Fragmentation
Fission
Budding

Answer :A
8478.

Question : Select the odd one w.r.t. succulent

Answer»

Asparagus
Euphorbia
Cassia
Opuntia

Answer :C
8479.

Question : Select the odd one w.r.t types of movements in human body.

Answer»

Ciliary-Sperms
Flagellar-Male gamete
Amoeboid-Macrophage
Muscular-Biceps

Answer :C
8480.

Question : select the odd one w.r.t. the MOS which is a good many and has great water holding capacity.

Answer»

BOG moss
Peat moss
Cotton moss
Irish moss

Answer :D
8481.

Question : select the odd one w.r.t secondary meristem

Answer»

intrafascicular cambium
wound cambium
interfascicular cambium
cork cambium

Answer :A
8482.

Question : Select the odd one w.r.t. sexual spore in fungi?

Answer»

Oospores
Oidia
Basidiospores
Ascospores

Answer :B
8483.

Question : Select the odd one w.r.t non endospermic seeds.

Answer»

Bean
Castor
Groundnut
Pea

Answer :B
8484.

Question : Select the odd one w.r.t petroleum plants

Answer»

Trifolium
Jatropha
Hevea
Euphorbia

Answer :A
8485.

Question : Select the odd one w.r.t. photosynthetic protists.

Answer»

Dinoflagellates
Euglenoids
Sarcodines
Diatoms

Answer :C
8486.

Question : Select the odd one w.r.t natural methods of reproduction.

Answer»

RHIZOME in Banana
Offset in WATER hyacinth
Root CUTTINGS in Blackberry
Aerial SHOOTS in Opuntia

Answer :C
8487.

Question : Select the odd one w.r.t. haplodiplontic life cycle

Answer»

Ectocarpus
Kelps
Polysiphonia
Fucus

Answer :D
8488.

Question : select the odd one w.r.t. members of class 'Pteropsida'.

Answer»

dryopteris
pteris
Adiantum
selaginella

Answer :D
8489.

Question : Select the odd one w.r.t. economic importance of bryophyte.

Answer»

HELPS in water retention
used as Omamental
have medicinal uses
helps in overcoming soil alkalinity

Answer :B
8490.

Question : Select the odd one w.r.t functions of mesosome.

Answer»

HELPS in RESPIRATION and SECRETION processes
Help in cell wall formation
Helps in formation of INCLUSION bodies
Helps in DNA replication

Answer :C
8491.

Question : select the odd one w.r.tdisease withprion as causative organisms

Answer»

SCRAPIE DISEASE in SHEEP
Cholera
Creutzfeldt JAKOB disease
Bovine spongiform encephaloathy

Answer :B
8492.

Question : Select the odd one w.r.t causative agent.

Answer»

Typhoid
Pneumonia
Ringworms
Plague

Answer :D
8493.

Question : Select the odd one w.r.t criteria considered by R.H.Whittaker to classify organisms.

Answer»

THALLUS organisation
Phylogeny
Locomotion
Mode of nutrition

Answer :C
8494.

Question : Select the odd onew.r.t. basis of classification of kingdom fungi.

Answer»

FORMATION of fruiting bodies
Mode of SPORE formation
Composition of cell wall
Morphology of the mycelium

Answer :C
8495.

Question : Select the odd one out w.r.t. sub-aerial weak stem.

Answer»

Offsets
Stolons
Suckers
Tendrils

Answer :D
8496.

Question : Select the odd one out w.r.t. ruminate endosperm.

Answer»

Maize
Passiflora
Annona
Myristica

Answer :A
8497.

Question : Select the odd one out w.r.t. proponents of phylogenetic system of classification

Answer»

Hutchinson
Engler & Prantl
Joseph DALTON Hooker
Takhtajan

Answer :C
8498.

Question : Select the odd one out w.r.t. ex-albuminous seed.

Answer»

Groundnut
Beans
Barley
Pea

Answer :C
8499.

Question : Select the odd one out w.r.t. drinks with high alcohol concentration.

Answer»

Whisky
Brandy
Rum
Wine

Answer :D
8500.

Question : Select the odd one out w.r.t. adventitious bud?

Answer»

FOLIAR bud
Cauline bud
Extra axilary bud
Radical bud

Answer :C