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12551.

Question : Recognise the figure and find out the correct matching

Answer»

a-racheid,b-vessels,c-xylem fiber,d-sclerenchymatous FIBRE
a-vessels,b=compainion CELLS, c-tracheid d- sieve TUBE ELEMENT
a-tracheid,b-bessels, c-sclerenchymatous fibre,d-trcheid
a-vessels, b-tracheid,c-sclerenchymatous fiber, d-vessels

Solution :
Discussion
12552.

Question : Recognise the figure and find out the correct matching

Answer»

a-sexually, b-asexually
a-asexually, b-sexually
a-asexually, b-parthenogenetically
a-sexually, b-parthenogenetically

Solution :.
Discussion
12553.

Question : Recognise the figure and find out the correct matching.

Answer»

ALBUGO, Aspergillusrespectively
MUCOR, AGARICUS respectively
ASPERGILLUS, Mucor respectively
Mucor, Aspergillus respectively

Solution :
Discussion
12554.

Question : Recognise the figure and find out the correct matching :

Answer»

a-Parent COLONY,b-daughter colony,c-Chlamydomonas
a-Parent colony,b-daughter colony,c-Volvox
a-Daughter colony,b-parent colony,c-Volvox
a-Daughter colony,b-parent colony,c-Chlamydomonas

Solution :
Discussion
12555.

Question : Recognise the figure and find out the correct matching :

Answer»

a-Long SHOOT,b-Dwarf shoot,c-Seed
a-Dwarf shoot, b-Long shoot, c-Seed
a-Dwarf shoot,b-Long shoot, c-Fruit
a-Long shoot,b-Dwarf shoot, c-Fruit

Solution :
Discussion
12556.

Question : Recognise the figure and find out the correct matching :

Answer»

Cycas-a,Pinus-b,Ginkgo-c
Cycas-c,Pinus-a,Ginkgo-b
Cycas-b,Pinus-c,Ginkgo-a
Cycas-c,Pinus-b,Ginkgo-a

Solution :
Discussion
12557.

Question : Recognise the figure and find out the correct matching :

Answer»

a-Leaves,b-Stem,c-Rhizoid,d-Psilopsid
a-Fronds,b-Stem,c-Rhozoid,d-Sphenopsid
a-Leaves,b-Front,c-Root,d-Pterosid
a-Leaves,b-Stem,c-Root,d-Lycopsid

Solution :
Discussion
12558.

Question : Recognise the figure and find out the correct matching :

Answer»

a-Haplontic LIFE CYCLE, b-diplontic life cycle, c-haplodiplontic LIDE cycle
a-Haplodiplontic life cycle, b-diplontic life cycle, c-haplontic life cycle
a-Diplontic life CYCLIC, b-haplodiplontic life cycle, c-haplontic life cycle
a-Haplontic life cycle, b-haplodiplontic life cycle, c-diplontic life cycle

Solution :
Discussion
12559.

Question : Recognise the figure and find out the correct matching :

Answer»

Seta-a,Capsule-b,Gametophyte-c,Sporophyte-d
Seta-b,Capsule-a,Gametophyte-d,Sporophyte-c
Seta-a,Capsule-b,Gametophye-d,Sporophyte-c
Seta-b,Capsule-a,Gametophyte-c,Sporophyte-d

Solution :
Discussion
12560.

Question : Recognise the figure and find out the correct matching :

Answer»

a-Antheridial BRANCH, b-Archegonial branch, c-Sphagnum gametophyte
a-Antheridial branch,b-Archegonial branch,c-Sphagnum sporophyte
a-Archegonial branch,b-Antherodial branch, c-Sphagnum sporophyte
a-Archegonial branch,b-Antheridial branch,c-Sphagnum gametophyte

Solution :
Discussion
12561.

Question : Recognise the figure and find out the correct matching :

Answer»

a-archegonia,b-antheridia
a-antheridia,b-archegonia
a-antheridophore,b-archegoniophore
a-archegoniophore,b-antheridphore

Solution :
Discussion
12562.

Question : Recognise the figure and find out the correct matching :

Answer»

a-Chlamydomonas, b-Spirogyra
a-Volvox, b-Spirogyra
a-Volvox,b-Chlamydomonas
a-Chlamydononas, b-Volvox

Solution :
Discussion
12563.

Question : Recognise the figure and find out the correct matching :

Answer»

a-front,b-stipe,c-holdfast
a-stipe,b-front-c-holdfast
a-front,b-holdfast,c-stipe
a-stipe,b-holdfast,c-front

Solution :
Discussion
12564.

Question : Recognise the figure and find out the correct match .

Answer»

a-iii,b-ii,c-I,d-iv
a-iv,b-I,c-iii,d-ii
a-iii,b-ii,c-iv,d-i
a-iii,b-I,c-iv,d-ii

Solution :
Discussion
12565.

Question : Recognise the figure and find out the correct labelling

Answer»

a-elongntion. c-diffrentiation, b-plasmatic GROWTH, d-senescence, e-maturation 
b-elongation, e-differentiation, a-plasmatic growth, c-senescence, d-maturation
a-elongation, d-differentiation, b-plasmatic growth, e-senescence, c-maturation 
b-elongation, c-differentiation, a-plasmatic growth, e-senescence, d-maturation 

ANSWER :D
Discussion
12566.

Question : Recognise the figure and find out the correct labelling. 

Answer»

a-long DAY PLANT, b-short day plant, c-day NEUTRAL plan
b-long day plant, a-short day plant, c-day neutral plant 
c-long day plant, b-Short day plant, a-day neutral plant 
a-long day plant, c-short day plant, b-day neutral plant 

SOLUTION :
Discussion
12567.

Question : Recognise the figure and find out the correct labelling:

Answer»

a-linear CURVE in geometric growth, b-sigmoid or 
MEASUREMENT and the COMPARISON of total growth S-curve in arithmetic growth per unit time is CALLED the ....a.... growth rate.
a-sigmoid or S-curve in geometric growth, b-linear curve in arthetic growth.
 a-sigmoid or S-curve in arithmetic growth, blinear curve in geometric growth 

Solution :
Discussion
12568.

Question : Recognise the figure and find out the correct labelling.

Answer»

a-RNA, B- Capsomeres
a-RNA, b- Capsid
a-RNA, b-Nucleoprotein
a-DNA, b-Capsomeres

Solution :
Discussion
12569.

Question : Recognise the figure and find out that to which division that plant belongs :

Answer»

Monocotyledonae
DICOTYLEDONAE
Angiospermae
Anacardiaceae

Solution : This is a dicot PLANT which belongs to CLASS dicotyledonae of DIVISION angiospermae.
Discussion
12570.

Question : Recognise the figure and find oput the correct matching

Answer»

b-epidermis,c-pericycle,d-protoxylem,a-primary PHLOEM
b-epidermis, c-periccycle,a-protoxylem, d-primary phloem
c-endodermis,b-pericycle,d-protoxylem,a-primary phloem
c-endodermis,b-pericycle,a-protoxylem,d-primary phloem

SOLUTION :
Discussion
12571.

Question : Recognise the figure and fin out the correct labelling

Answer»

a-log PHASE, b-log phase, c-stationary phase
a-log phase, b-log phase, c-stationary phase
a-log phase, b-exponential phase, c-stationary phase
Both A and C

Answer :D
Discussion
12572.

Question : Recognise the figure

Answer»

FIGURE 'a' shows T.S of dict stemas it has scattered vascular bundle ,while figure 'b' shows T.S of MONOCOT stem as it has ring ARRANGEMENT of vascular BUNDLES.
Figure 'a' shows T.S ofdicot stem as it has ring arrangement of vascular bundles while figure 'b' shows T.S of monocot stem as it has scattered vascualr bundle
Figure 'a' shows T.S of dicot stem as it has ring arrangement of vascualr bundles hwile figure 'b' shows T.S of monocot stem as it has ascattered vascualr bundle
Figure 'a' T.S of monocot stem as it has ring arrangement of vascualr bundles while figure 'b' shows T.S of dicot stem as it has scattered vascua,lr bundles .

Solution :
Figure 'a' shows sT.S of monocot stem as ITHAS scattered vascualr bundles while figure 'b' shows T.Sof dicot stem as it has ring arrangement of vascualr bundles.
Discussion
12573.

Question : Recoginise the figure and find the correct labelling

Answer»

a-vascular cambium, b-shoot APICAL MERISTEM, called the o-root apical meristem 
b--vascular cambium, e-shoot apical meristem, (A) OPEN form of growth a-root apical meristem (B) CLOSED form of growth 
c-vascular cambium, a-shoot apical meristem, (C) Determinate growth b-root apical meristem 
c-vascular cambium, b-shoot apical meristem, a-root apical meristem

Solution :
Discussion
12574.

Question : Recognies the figure and find out the correct matching.

Answer»

c-palisade, d-guard CELL, a-xylem, b-phloem
c-palisade, d-guard cell, b-xylem, a-phloem
d-palisade, c-guard cell, a-xylem, b-phloem
d-palisade, c-gurad cell, b-xylem, a-phloem

Solution :
Discussion
12575.

Question : Recoginise the figure and find out the correct matiching

Answer»

a-axillary bud, c-leaf primordium b-diffeentitiating avascular tissue, d-SHOOT apical meristematic ZONE
b-axiallary bud ,d-leaf primordium a-diffeentiating VASCULAR tissue , c-shoot apical meristematic zone
c-axillary bud, a-leaf primordium,d-diffentiating vascular tissue , b-shoot apical meristematic zone
d-axillary bud, VB- leaf primordium c-differentiating vasculartissue a- shoot apical meristematic zone

SOLUTION :
Discussion
12576.

Question : Recoganis the figure and find suitable matching. 1. 'a' attacks on an eukaryotic organism while 'b' attacks on a prokaryotic organism 2. 'a' has ssRNA as genetic material while 'b' has dsDNA as genetic material 3. 'a' belongs to protista and 'b' belongs to monera 4. Both 'a' and 'b' are acellular organisms Among these, correct statements are :

Answer»

1 and 2
2 and 4
1,3 and 4
1,2 and 4

Solution :1. 'a' (TMV) attacks on a eukaryotic organism (tobacco) while 'b' (BACTERIOPHAGE) attacks on a prokaryotic organism (bacteria).
2. 'a' has ssRNA as GENETIC material while 'b' has DSDNA as genetic material.
3. Viruses do not belong to any kingdom.
Discussion
12577.

Question : Recoginise the figure and find out the correct matching

Answer»

a-PRIMARY PHLOEM, b-primary xylem,c-VASCULAR CAMBIUM, d- interfascicular cambium
b-primary phloem, a - primary xylem, c-vasuclar cambium,d-interfascicular cambium
a-primary phloem, b-primary xylem,d-vascular cambium,c-interfascicular cambium
b-primary phloem , a- primary xylem, d- vascular cambium ,c- interfascicular cambium

Solution :
Discussion
12578.

Question : State whether the following statement is true or false. Receptors are involved in the movement of some materialsacross the plasma membrane. A. TrueB. False

Answer»


ANSWER :TRUE
Discussion
12579.

Question : Receptor site for neurotransmitters are present on

Answer»

Pre-SYNAPTIC
Tips of axons
Post-synaptic MEMBRANE
Membrane of synaptic vesicles

Solution :Post-synaptic membrane
Discussion
12580.

Question : Receptor-mediated endocytosis :

Answer»

helps to CONCENTRATE PROTEINS in vesicles
brings specific SUBSTANCES into the CELL
is not different from phagocytosis
all of the above are correct

Solution :brings specific substances into the cell
Discussion
12581.

Question : Receptaculum seminis is present in

Answer»

`5^(TH)` SEGMENT 
`6^(th)` segment 
`9^(th)` segment 
`10^(th)` segment 

Answer :B
Discussion
12582.

Question : Recall that 0.9% NaCl and 5% glucose solutions are isotonic to human erythrocytes. Indicate whether each of the following solutions is hypertonic, hypotonic or isotonic. Suggest what type of changes will occur in erythrocytes when placed in : (a) 5% NaCl (b) 5% Glucose (c) 0.8% NaCl (d) 0.2% Glucose (e) 10% Glucose (t) 0.2% NaCl.

Answer»

Solution :(a) HYPERTONIC, crenations on RBCS. (b) Isotonic, no change. (C) Hypotonic, swollen RBCs. (d) Hypotonic, bursting of RBCs. (E) Hypertonic, crenations on RBCs. Hypotonic, bursting of RBCs
Discussion
12583.

Question : Receives most modalities of sensory information from the right side of the body.

Answer»


ANSWER :T
Discussion
12584.

Question : Reason : It is a National body working towards conservation of biodiversity whereas the others are of international origin.

Answer»

IUCN
NBA
WWF
CITES

Answer :B
Discussion
12585.

Question : Reason : It is an example of mutualism. whereas the other are examples of commensalism.

Answer»

Bacteria in calcium
Cross pollination by bees
Sucker FISH and shark
Sea ANEMONE and HERMIT crab

Answer :A::C::D
Discussion
12586.

Question : Reason : It is a feature of Taiga bioma whereas the other are feature of Tundra Biome.

Answer»

Treeless
Winter
Pine
Frost
Discussion
12587.

Question : Reason: It is a means of Ex-situ conservation of biodiversity whereas the others are In-situ means.

Answer»

NATIONAL park
Botanical garden
Wild LIFE sanctuary
Biosphere reserve

Answer :B
Discussion
12588.

Question : Reason: Ilt reproduces, asexually by budding whereas the others reproduce asexually by fissioin.

Answer»

Amoeba
Paramecium
Vorticella
Hydra

Answer :D
Discussion
12589.

Question : Rearrange the six periods of the eva Paleozic from the oldest to the youngest in correct order. (a) Devonian (b) Ordovician (c ) Cambrain (d) Putman (e ) Carboniferous (f) Silurian

Answer»

Cambrian `RARR` ORDOVICIAN `rarr` Silurian `rarr` Devonian `rarr` CARBONIFEROUS `rarr` Permian
Ordovician `rarr` Devonian `rarr` Silyrian `rarr` Permian `rarr` Carboniferous `rarr` Cambrian
Silurian `rarr` Carboniferous `rarr` Devonian `rarr` Cambrian `rarr` Ordovician `rarr` Permian
Devonian `rarr` Ordovician `rarr` Cambrian `rarr` Carboniferous `rarr` Silurian `rarr` Permian

Answer :A
Discussion
12590.

Question : Rearrange the following zones as seen in the root in vertical section and choose the correct option. (A) Root hair zone (B) Zone of meristems (C) Root cap zone (D) Zone of maturation (E) Zone of elongation

Answer»

C, B, E, A, D
A, B, C, D, E
D, E, A, C, B
E, D, C, B, A,

Solution :(C) Rootcap zone : It provides protection for the growing part of the root and SECRETES sticky mucus and soften the soil so the root GROWS.
(B) Zone of meristems : The cells of this region divide repeatedly in the region of densely arranged cells. As a result, growth of root Occurs.
(E) Zone of elongation : DIVIDED cells undergo elongation and enlargement and are responsible for growth of root in length. These cells never divide further.
(A) Root hair zone : Root hairs are produced in this region and grow. It helps in absorption of water and minerals from soil.
(D) zone of maturation : The cells of root of this region are completely divided and mature and perform VARIOUS FUNCTIONS of the root.
Discussion
12591.

Question : Rearrange the following in the correct order of involvement in electrical impulse movement. (i) Synaptic knob (ii) Dendrites (iii) Cell body (iv) Axon terminal (v) Axon

Answer»

Solution :(i) DENDRITES
(ii) Cell body
(iii) Axon
(iv) Axon TERMINAL
(V) SYNAPTIC KNOB
Discussion
12592.

Question : Rearrange the following in the correct taxonomic hiearchial sequence. ChordatararrPrimatararrMammaliararrHomorarrHominidaerarrSapiens

Answer»

Solution :Chordata`RARR`MAMMALIA`rarr`PRIMATA`rarr`Hominidae`rarr`HOMO`rarr`Sapiens
Discussion
12593.

Question : Rearrange the following in the correct order of involvement in electrical impluse movement : Synaptic knob, dendrites, cell body, axon terminal, axon.

Answer»

Solution :The CORRECT order of involvement in electrical impulse movement.
(i)Dendrites
(ii) CELL body
(iii) AXON
(iv)Axon TERMINAL
(v) Synaptic KNOB
Discussion
12594.

Question : Rearing of honey bee is called

Answer»

Sericulture
Lac CULTURE
VERMICULTURE
APICULTURE

Solution :Apiculture
Discussion
12595.

Question : Realizing the importance of maintaining the cleanliness of the water bodies, the Government of India has passed The water(Prevention and Control of Pollution) Act in whichyear?

Answer»

1974
1973
1970
1975

Answer :A
Discussion
12596.

Question : ____reagent is used in starch test.

Answer»

POTASSIUM permanganate
Potassium IODIDE
Calcium chloride
Calcium iodide

Solution :Potassium iodide.
Discussion
12597.

Question : Readthe statement and answer the questions given below: The dog Canis familiaris of the family Canidae has certain resemblances with the cat family, family felidae Dog belongs to genus _______ and its family is _______.

Answer»

SOLUTION :CANIS, CANIDAE
Discussion
12598.

Question : Readthe statement and answer the questions given below: The dog Canis familiaris of the family Canidae has certain resemblances with the cat family, family felidae Scientific name of dogs is ________.

Answer»

SOLUTION :CANIS familiaris
Discussion
12599.

Question : Readthe statement and answer the questions given below: The dog Canis familiaris of the family Canidae has certain resemblances with the cat family, family felidae Both dogs and cats can be grouped together in the same hierarchy _______.

Answer»

SOLUTION :ORDER CARNIVORA
Discussion
12600.

Question : Readthe statement and answer the questions given below: Panthera leo (the lion), Panthera tigris (the tiger) and Felis domestica (the domestic cat) belong to the same cat family Felidae. Felis libyca (the African cat) would have the features common to ________ as they belong to the same _______.

Answer»

SOLUTION :FELIS DOMESTICA, GENUS
Discussion