Question : 91
(skipped)
How many of the following statements can be considered as defining feature of all life forms?
A. Increase in mass of body from inside due to synthesis of living substances only.
B. Growth and reproduction are mutually inclusive events for bacteria, protists and algae.
C. Intrinsic growth due to deposition of apoplasmic and symplasmic substances.
D. Awareness in organisms for their surroundings.
Options:
Four
| |
Three
| |
 |
Two
|
One
|
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Question : 92
(skipped)
Scientific name of edible mushroom is based on agreed principles and criteria which are mentioned in
Options:
|
ICBN
|
ICNCP
| |
ICNB
| |
ICZN
|
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Question : 93
(skipped)
Which
of the following statements justify that living organisms are
self-regulating, interactive systems and it results in emergent
properties at higher level of organisation?
A. Properties of tissues arise at the result of interaction in their constituent cells.
B. Properties of cell organelles are present in their molecular constituents.
C. They are capable of responding external stimuli.
Options:
All are correct
| |
|
A & C are correct
|
B & C are incorrect
| |
A & B are incorrect
|
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Question : 94
(skipped)
Select the taxa of same category level from the given options
Options:
Man, Cat, Animals and Insect
| |
Potato, Sweet potato, Mango and Dicots
| |
Felidae, Carnivora, Primata
| |
|
Moss, Green algae, Dicots and Mammals
|
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Question : 95
(skipped)
Which of the following pair is incorrectly matched?
Options:
Mangifera indica _ Species
| |
Hominidae _ Family
| |
|
Diptera _ Class
|
Gymnospermae _ Division
|
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Question : 96
(skipped)
The aggregates of potato and sweet potato families into next higher category is mainly based upon
Options:
Vegetative characters
| |
Vegetative and floral characters
| |
|
Floral characters
|
Colour, size and number of leaves
|
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Question : 97
(skipped)
Which of the following will have more number of common characters?
Options:
A group of related genera
| |
|
A group of related species
|
A group of related family
| |
A group of related order
|
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Question : 98
(skipped)
The most obvious and technically complicated feature is 
present in 
.
present in .
Options:
A _ Growth, B _ Higher plants and animals
| |
A _ Reproduction, B _ Eukaryotes
| |
A _ Self-consciousness, B _ Multicellular organisms
| |
|
A _ Consciousness, B _ Prokaryotes and eukaryotes
|
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Question : 99
(skipped)
Kinds and diversity of organisms alongwith their relationship are dealt with
Options:
Classical taxonomy
| |
Classification
| |
Morphotaxonomy
| |
|
Systematics
|
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Question : 100
(skipped)
Select correctly matched pair from the given options
Options:
Polytypic genus _ Homo sapiens
| |
Polytypic species _ Solanum melongena
| |
|
Polytypic genus _ Panthera
|
Biological concept of species _ Mule
|
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Question : 101
(skipped)
Animals like fishes, amphibians, reptiles and birds constitute the next higher category called
Options:
Class
| |
|
Phylum
|
Division
| |
More than one option is correct
|
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Question : 102
(skipped)
With respect to following taxonomic aids, how many are associated with preservation of plants [A] and animals [B]?
Options:
A _ (ii), (iii), (v); B _ (i), (ii)
| |
A _ (ii), (v); B _ (ii), (iv)
| |
|
A _ (ii), (v); B _ (ii)
|
A _ (v); B _ (i), (ii)
|
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Question : 103
(skipped)
In taxonomic keys
Options:
The pair of contrasting characters is called lead
| |
|
Statements are analytical in nature
|
Each character has generally more than two choices
| |
More than one option is correct
|
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Question : 104
(skipped)
Select
correct choice for the conservation strategies of live specimens where
each specimen is labelled indicating its scientific name and family
name.
Options:
Herbarium
| |
Museum
| |
|
NBRI
|
Zoological park
|
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Question : 105
(skipped)
Find correct match.
Column I Column II
a. Index to the plant (i) Manuals species in a particular area
b. Alphabetical (ii) Monographs arrangement of species
c. Information of any (iii) Catalogues one taxon
d. Information for (iv) Flora
identification of
names of species
found in an area
Options:
|
a(iv), b(iii), c(ii), d(i)
|
a(iv), b(ii), c(iii), d(i)
| |
a(iv), b(iii), c(i), d(ii)
| |
a(iii), b(iv), c(ii), d(i)
|
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Question : 106
(skipped)
Unicellular
prokaryotic and eukaryotic organisms with cell wall are kept together
in the same kingdom _____ in ______ classification.
Options:
|
Plantae; Linnaeus
|
Protista; Whittaker's
| |
Protista; Copeland's
| |
Plantae; Copeland's
|
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Question : 107
(skipped)
Select the organism with loose tissue level body organisation for the box.
Options:
|
(iv), (v), (vi), (vii)
|
(iii), (iv), (vi), (ix)
| |
(i), (iii), (vii), (viii)
| |
(iv), (vii), (ix)
|
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Question : 108
(skipped)
The kingdom Monera includes
Options:
Unicellular and multicellular microorganisms with simplest metabolism
| |
The most ancient microorganisms which are nutritionally heterotrophs only
| |
|
Most ancient, the smallest, and most abundant microorganisms.
|
Only unicellular photosynthetic microorganisms.
|
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Question : 109
(skipped)
Purple sulphur bacteria are nutritionally
Options:
Chemotrophic autotrophs
| |
|
Photolithotrophs
|
Photoorganotrophs
| |
Chemolithotrophs
|
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Question : 110
(skipped)
Which of the following is capable of switching over to anaerobic mode to get energy for its survival?
Options:
Obligate anaerobe like Bacillus subtilis
| |
Facultative aerobes like Chlorobium
| |
|
Facultative anaerobes like Pseudomonas
|
Facultative aerobes like Clostridium botulinum
|
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Question : 111
(skipped)
Select incorrect match w.r.t. given organisms and their features.
Options:
Anabaena _ Specialized vegetative cell with PS I only
| |
Chlorobium _ Anoxygenic photosynthesis
| |
|
Bacillus _ Rod shape chemoautotrophic bacteria
|
Methanococcus _ Obligate anaerobe
|
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Question : 112
(skipped)
Cyanobacteria are
Options:
|
Oxyphotobacteria having chlorophyll a similar to higher plants
|
Non-motile/ aflagellate in vegetative stage only
| |
Mostly unicellular terrestrial forms
| |
Gram positive monerans
|
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Question : 113
(skipped)
Which of the following statement is correct for the ancient bacteria of saline habitats?
Options:
Obligate anaerobes
| |
|
Heterotrophic mode of nutrition
|
Are able to produce methane
| |
Muramic acid is present in cell wall
|
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Question : 114
(skipped)
Photosynthetic protists that float passively on water surface show/are
Options:
Stiff cellulosic plates on cell wall
| |
Thick overlapping silicified shells
| |
|
Chrysophytes
|
More than one option is correct
|
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Question : 115
(skipped)
Indestructible cell wall is due to _______ and present in ________.
Options:
Silica, Ceratium and Gymnodinium
| |
Cellulose, Physarum
| |
Pectin, Diatoms
| |
|
Silica, Melosira
|
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Question : 116
(skipped)
How many protistans have body covering of pellicle?
Options:
|
Four
|
Five
| |
Three
| |
One
|
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Question : 117
(skipped)
"Slime Moulds 
Fruiting bodies".
Fruiting bodies".
In the above mentioned incomplete statement, labelling represents
Options:
A- Aggregation, B- Plasmodium, C- Suitable conditions
| |
A- Suitable conditions, B- Plasmodium, C- Aggregation
| |
|
A- Aggregation, B- Plasmodium, C- Differentiation
|
A- Suitable conditions, B- Pseudoplasmodium, C- Aggregation
|
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Question : 118
(skipped)
Organism which forms red tide also show
Options:
Complementary chromatic adaptations
| |
|
Spinning movement
|
Reserve food as leucosin
| |
Nitrogen fixation
|
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Question : 119
(skipped)
The mode of nutrition in protists group as a known primitive relative of multicellular animals, is
Options:
Predation and chemoautotrophic
| |
Parasitism and commensalism
| |
|
Predation and parasitic
|
Predation and holophytic
|
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Question : 120
(skipped)
Monerans with smallest living cells
Options:
|
Are pathogens of plants and animals
|
Lack cell wall and are sensitive to penicillin
| |
Obligate parasites only
| |
Cannot survive without oxygen
|
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Question : 121
(skipped)
The unique kingdom of heterotrophic organisms with loose tissue level organisation shows
(i) Diversity in habitat
(ii) Diversity in morphology of mycelium
(iii) NAG polymer in cell wall
(iv) Degeneration of sex organs from lower to higher group
(v) Optimum growth in cool and humid places.
Options:
All are correct
| |
(i), (ii), (iii) & (v) are correct
| |
(iii) & (v) are incorrect
| |
|
Only (v) is incorrect
|
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Question : 122
(skipped)
Karyogamy is delayed after plasmogamy in the sexual life cycle of how many members?
Options:
|
Five
|
Six
| |
Four
| |
Three
|
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Question : 123
(skipped)
Plasmogamy by fusion of the protoplasm of gametangia can be observed in
Options:
|
Rhizopus and Mucor
|
Pythium and Agaricus
| |
Trichoderma and Puccinia
| |
Penicillium and Alternaria
|
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Question : 124
(skipped)
Highly resistant spores with ability to survive for many years even under adverse conditions are found in
Options:
Protists as whirling whips
| |
Bioluminescent protists
| |
|
Protists showing plant, animal and fungi characters
|
Protists having chlorophyll-b
|
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Question : 125
(skipped)
Ray fungi are/ have
(a) Mycobacteria
(b) Intermediate position between bacteria and fungi
(c) Mycolic acid in cell wall
(d) Largely decomposers
Options:
|
All are correct
|
Only (a), (b), (c) are correct
| |
Only (a) & (b) are correct
| |
Only (a), (b), & (d) are correct
|
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Question : 126
(skipped)
Pathogen of sleeping sickness disease
Options:
Possess no motile structure
| |
s sporozoan
| |
|
Is flagellated protozoan
|
Is amoeboid protozoan
|
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Question : 127
(skipped)
How many statements are correct for truffles and morels?
(i) They have septate monokaryotic mycelium
(ii) Reproduce asexually by nonmotile endogenous spores
(iii) Produce haploid exogenous sexual spores arranged in an orderly manner
(iv) Their fruiting bodies are edible
Options:
Four
| |
Three
| |
|
Two
|
One
|
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Question : 128
(skipped)
Consider the statements :
(i) Organisms are known by only vegetative or asexual stage.
(ii) Most of the members are decomposers of litter.
These statements are true for
Options:
Phycomycetes
| |
Ascomycetes
| |
Basidiomycetes
| |
|
Deuteromycetes
|
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Question : 129
(skipped)
Virus and viroids have no position in five kingdom system because they
Options:
Are causal organism of several diseases
| |
Don't have the ability to multiply
| |
|
Are noncellular structure
|
Are obligate parasites
|
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Question : 130
(skipped)
How many statements/ features are correct for T4, phage or T even-phage?
(a) They have non-prismatic polygonal head and envelope
(b) Contractile tail
(c) Tail sheath present
(d) Tail fibers are six as locomotory structure
(e) Nucleic acid as double stranded circular DNA
Options:
|
(b) & (c)
|
(a), (b), (c) & (d)
| |
(b), (c), (d) & (e)
| |
All correct, except (d)
|
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Question : 131
(skipped)
Viruses infecting plants have genetic material usually as
Options:
ssDNA
| |
dsDNA
| |
|
ssRNA
|
dsRNA
|
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Question : 132
(skipped)
Causal organism of PSTD
Options:
Possess free RNA of high molecular weight
| |
Was discovered by T.O. Diener as inert protein crystal
| |
|
Lacks protein coat
|
Has double stranded RNA of low molecular weight
|
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Question : 133
(skipped)
Dominating mycobiont and phycobiont components in lichens are respectively
Options:
Club fungi and BGA
| |
Sac fungi and BGA
| |
|
Ascomycetes and Green algae
|
Basidiomycetes and BGA
|
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Question : 134
(skipped)
The fungal partner in lichens body is not concerned with
Options:
Absorption of water from wet air, dew and rain
| |
Body structure and covering
| |
Frutification and sex organs formation
| |
|
itrogenase activity
|
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Question : 135
(skipped)
Which of the following is not associated with ectomycorrhiza?
Options:
Wooly covering
| |
Hartig net
| |
|
VAM
|
Basidiomycetes
|
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Question : 136
(skipped)
An adaptation to motile and sedentary life style is _________ and_________symmetry respectively.
Options:
Radial, bilateral
| |
|
Bilateral, radial
|
Bilateral, asymmetric
| |
Biradial, bilateral
|
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Question : 137
(skipped)
A key evolutionary development seen for the first time in the sponges is
Options:
Intracellular digestion
| |
Origin of nerve cells
| |
Body symmetry
| |
|
Multicellularity
|
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Question : 138
(skipped)
Which of the following is true of sharks and rays?
Options:
They do not have lateral line system
| |
Pectoral fins are well demarcated
| |
|
They have placoid scales
|
They have five pairs of gill slits situated on the lateral sides of the body
|
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Question : 139
(skipped)
Given below are four statements A, B, C and D. Select the option which correctly states whether they are True (T) or False (F).
A. Due to counter current exchange of gases fish gills are the most efficient of all respiratory organs
B.
Fishes have lateral line sense organs on each side of the body
containing a series of sensory cells to detect the vibrations generated
by other fishes or objects.
C. Puffer the second most poisonous fish can swallow air or water and swell up like a puff as a mean of defense.
D. In Exocoetus the pelvic fins are modified into wing like structures, with the help of which the fish glides
A B C D
Options:
F T T T
| |
T T F F
| |
T T T T
| |
|
T T T F
|
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Question : 140
(skipped)
Archaeopteryx is believed to be the transition fossil between dinosaurs and birds because, like a bird Archaeopteryx had feathers and
Options:
A tail similar to that of modern birds
| |
Scales
| |
Presence of beak with teeth
| |
|
A fused collar bone, indicating flying ability
|
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Question : 141
(skipped)
Read the statements A and B given below:
A. In insects blood has no role in transportation of oxygen and there is no link between respiratory and circulatory systems
B. The cuticle lined `Tracheae', are the tubes carrying oxygen directly to the cells and tissues in insects
Choose the correct answer
Options:
A is correct but B is incorrect
| |
A is incorrect but B is correct
| |
|
A is correct and B is the correct explanation of it
|
A is correct but B is not the correct explanation of it
|
You scored 0 of 4
Question : 142
(skipped)
What evidence suggests that arthropods are closely related to annelids?
Options:
Arthropods and annelids have gills
| |
Both groups have marine species
| |
|
Metameric segmentation is present in both groups
|
Both have two way digestive tract
|
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Question : 143
(skipped)
In adult insects
Options:
There are two pairs of wings attached to the abdomen
| |
xygen is delivered throughout the body by blood
| |
|
Three pairs of jointed legs are attached to thorax
|
There are two pairs of antennae
|
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Question : 144
(skipped)
Key evolutionary advances of the flatworms are bilateral symmetry and
Options:
A coelom
| |
|
Internal organs
|
One way digestive tract
| |
Both extracellular and intracellular digestion
|
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Question : 145
(skipped)
Which of the following is not a characteristic of amphibians (frog)?
Options:
Skin of amphibians is moist, without scales
| |
Body is divided into head and trunk
| |
Amphibians do not breathe the same way as other terrestrial vertebrate do. They have positive pressure breathing
| |
|
Heart has two ventricles
|
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Question : 146
(skipped)
Complete the following analogy.
Fluke: Schistosomiasis : : Filarial worm :
Options:
Trichinosis
| |
|
Elephantiasis
|
Perianal itching
| |
Swimmer's itch
|
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Question : 147
(skipped)
Which of the following statement is false?
Options:
Aplysia (seahare) is a shell-less mollusc with bilateral symmetry
| |
In salamanders, fertilisation is usually external
| |
Male
frogs can be distinguished by the presence of sound producing vocal
sacs and also a copulatory pad on the first digit of the forelimbs which
are absent in female frogs
| |
|
Male cartilaginous fishes can be distinguished from female by the presence of claspers in pectoral fins, used in copulation
|
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Question : 148
(skipped)
Which of the following nematode is viviparous and causes muscular pain and stiffness?
Options:
Enterobius
| |
Ancylostoma
| |
|
Trichinella
|
Ascaris
|
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Question : 149
(skipped)
Members of which group along with examples illustrated are not deuterostomes?
Options:
Chordates : Scoliodon, Pristis
| |
Echinoderms : Asterias, Echinus
| |
|
Arthropods : Culex, Aedes
|
Hemichordates: Balanoglossus, Saccoglossus
|
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Question : 150
(skipped)
Ornithorhynchus (platypus) differ from marsupial in that, platypus
Options:
Has external ears or pinnae
| |
Is viviparous
| |
Do not have mammary glands
| |
|
Lay eggs
|
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Question : 151
(skipped)
Given below are types of cells present in some animals. Each one is specialized to perform a single specific function, except
Options:
Choanocytes
| |
|
Archaeocyte
|
Nematocysts
| |
Gastrodermal cells
|
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Question : 152
(skipped)
Base your answer to the question on the diagram given below
Where are the capillaries labelled X are located?
Options:
In the brain
| |
|
In the gills
|
In muscles
| |
In lungs
|
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Question : 153
(skipped)
Which of the following is false w.r.t. genus name/its two characteristics/phylum?
Options:
|
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Question : 154
(skipped)
Which of the following is incorrect w.r.t. animal/class, its circulatory system and respiratory organ?
Options:
|
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Question : 155
(skipped)
Given below are four matching, of animals and their excretory organs
A. Pila _ Metanephridia
B. Crab _ Green glands
C. Balanoglossus _ Proboscis gland
D. Locusta _ Malpighian tubules
How many matching is/are correct?
Options:
One
| |
Two
| |
Three
| |
|
Four
|
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Question : 156
(skipped)
Which one of the following sets of items in options (1) to (4) is not correctly categorised with an exception in it?
Options:
|
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Question : 157
(skipped)
Identify the animal in the photograph below. Which of the following is not a correct reason for its identification?
Reasons:
Options:
It is female Ascaris a round worm its postanal tail is straight
| |
It is round worm which is bilaterally symmetrical
| |
|
It is male Ascaris, post anal tail is curved
|
It is round worm with unsegmented body and complete alimentary canal
|
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Question : 158
(skipped)
Identify A, B, C and D marked in the following chart
The correct option for A, B, C and D is
Options:
|
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Question : 159
(skipped)
Birds and mammals share one of the common characteristics as a common feature, that is
Options:
Endoskeleton is fully ossified and the long bones are hollow with air cavities
| |
Respiration is by lungs. Non-vascular air sacs connected to lungs supplement respiration
| |
The digestive tract is with additional chambers, the crop and gizzard
| |
|
Endothermy
|
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Question : 160
(skipped)
Which
of the following possess sucking and circular mouth without jaws? Their
characteristic ammocoete larvae after metamorphosis migrate to the
ocean.
Options:
Myxine
| |
|
Lamprey
|
Both (1) & (2)
| |
Agnatha
|
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Question : 161
(skipped)
Which
of the following is exclusively in marine water? They are without brain
box and notochord extends from head to tail region and is persistent
throughout their life.
Options:
Ascidia
| |
Salpa
| |
Doliolum
| |
|
Branchiostoma
|
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Question : 162
(skipped)
Amniotic eggs evolved as a means to__A__. It was a decisive event in the conquest of land by vertebrates. Fill in blank A
Options:
Protect the embryo from predators
| |
|
Prevent the embryo from drying out
|
Allow respiratory gases to pass through, but retains water within the egg
| |
Allow waste products from the embryo to be excreted
|
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Question : 163
(skipped)
When a piece of Hemidactylus (lizard's)
tail breaks off the separated portion may wiggle about forcefully. (A)
How might this adaptation be an advantage for the lizard? (B) The
regenerated tail is_______.
Options:
A : The movement of last frightens the predator.
B : Without tail vertebrae
| |
A : Eating the tail provides the lizard with the energy it needs to escape.
B : With tail vertebrae
| |
|
A : Predators are distracted by the wiggling tail, giving the lizard time to escape
B : Without tail vertebrae
|
A : The wiggling tail can injure the predator preventing it from pursuing the lizard
B : With tail vertebrae
|
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Question : 164
(skipped)
Which of the following is not a correct match?
Options:
Fish possessing poison sting _ Trygon
| |
A limbless amphibian _ Ichthyophis
| |
Fish with cycloid/ctenoid scales _ Catla
| |
|
Aptenodytes _ Penguin, present in Arctic region
|
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Question : 165
(skipped)
Which one of the following is not a poisonous snake?
Options:
Naja
| |
Bungarus
| |
Vipera
| |
|
Python
|
You scored 0 of 4
Question : 166
(skipped)
Which of the following is found in adult tunicates or sea squirts?
Options:
Notochord
| |
Spinal cord
| |
Cranium/brain box
| |
|
Pharynx with gill slits for respiration
|
You scored 0 of 4
Question : 167
(skipped)
Complete the following analogy
Song : Syrinx : : Pigeon's milk : :
Options:
|
Crop
|
Proventriculus
| |
Anterior air sacs
| |
Gizzard
|
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Question : 168
(skipped)
Blood in the circulatory system of an annelid, example earthworm,
Options:
Flows into its body cavity
| |
Delivers carbon dioxide to its tissue
| |
Passes through gills
| |
|
Stays within the circulatory system
|
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Question : 169
(skipped)
Which of the following does adult chordates and adult echinoderms have in common?
Options:
A non-segmented body
| |
|
An internal skeleton
|
A water vascular system
| |
Bilateral symmetry
|
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Question : 170
(skipped)
The type of body cavity seen in the roundworms is called
Options:
Schizocoelom, formed by splitting up to mesoderm filled with coelomic fluid
| |
Enterocoelom
| |
|
Pseudocoelom, partially open, fluid filled body cavity which develops from the blastocoel
|
Acoelomate
|
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Question : 171
(skipped)
Ctenophores differ from the cnidarians in having
Options:
Both extracellular and intracellular digestion
| |
Tissue level organisation and radial symmetry
| |
|
Only sexual reproduction
|
Larval stage in the life cycle and presence of metagenesis
|
You scored 0 of 4
Question : 172
(skipped)
The echinoderms that lack distinct arms are the
Options:
Brittle stars
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Sea stars
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|
Sea urchins
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Asteroidea
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You scored 0 of 4
Question : 173
(skipped)
Which of the following does not possess basic tissue types in the embryo?
Options:
Hydra
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|
Sycon
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Jellyfish
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Pleurobrachia
|
You scored 0 of 4
Question : 174
(skipped)
Mark the odd one
Options:
Common toad
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Surinam toad
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Horned toad
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African toad
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You scored 0 of 4
Question : 175
(skipped)
Endothermic metabolism permits mammals to do all of the following, except
Options:
Live in very cold climates
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Generate heat internally
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Run or fly for long distances
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Eat less than ectotherms
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You scored 0 of 4
Question : 176
(skipped)
Which
of the following animals illustrated below is/are dioecious, coelomate,
with internal fertilisation and closed circulatory system?
A. 
B. 
B.
C. 
D. 
D.
Options:
A only
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A and C
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B and C
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D only
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You scored 0 of 4
Question : 177
(skipped)
Base your answer to question on the following diagram.
Letters
A _ D represent evolutionary milestones in the evolution of the animal
body. A, B, C and D respectively indicate the presence of
Options:
Multicellularity, tissues, triploblastic, segmentation
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Tissue, protostomic, body cavity, segmentation
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|
Tissue, bilateral symmetry, body cavity, segmentation
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Tissue, radial symmetry, coelom, deuterostomic
|
You scored 0 of 4
Question : 178
(skipped)
Which of the following is not correct comparison between Locusta (A), and Prawn (B), illustrated in the following diagram?
(A) 
(B) 
(B) 
Options:
|
You scored 0 of 4
Question : 179
(skipped)
Which one of the following is incorrect w.r.t. phylum its symmetry, body plan and example mentioned?
Options:
|
You scored 0 of 4
Question : 180
(skipped)
Which of the following group is composed of mammals capable of true flight?
Options:
Flying lemurs
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Cetaceans
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|
Chiroptera
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Sirenia
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