Latest Chandigarh TGT Science Exam Question (Objective Questions), MCQ in English
Subjects : General Awareness and Reasoning, Arithmetical and Numerical Ability, Infomation and Communication Technology (ICT), Teaching Aptitude and Pedagogy, English, Hindi, Punjabi, Science-Medical
Question Bank Chandigarh TGT Science-Medical Exam - English
General Awareness and Reasoning, Arithmetical and Numerical Ability
Question 1Single Answer
Yojna a weekly journal
A
Ministry of Finance
B
Ministry of Information and Broadcastin
C
Ministry of Rural Development
D
Planning Commission
Question 2Single Answer
Kurukshetra a journal on rural development is published by
A
Ministry of Finance
B
Ministry of Information and Broadcastin
C
Ministry of Rural Development
D
Planning Commission
Question 3Single Answer
Passage :
Direction:Study the given information carefully and answer the given question
P, Q, R, S, T, V, X and Y are seated in a straight line facing North. P sits fourth to the left of V. V sits either sixth from the left end of the line or fourth from the right end of the line. S sits second to the right of R. R is not an immediate neighbor of V. T and Q are immediate neighbours of each other but neither T not Q sits at extreme ends of the line. Only one person sits between T and X. X does not sit at the extreme end of the line
According to the passage, what is the main purpose of data protection laws ?
A
To ensure that foreign countries invest in research for drugs to treat diseases like TB
B
To attract Indian scientists back to the country
C
To prevent misuse of research to make profit by competing companies
D
To make clinical trials more acceptable to the public
E
None of these
Question 4Single Answer
‘Gram’ is relatd to ‘Mass’ in the same way as ‘Centimetre’ is related to
A
Area
B
Volume
C
Length
D
Sound
E
Energy
Question 5Single Answer
'Mustard' is related to 'Seed' in the same way as 'Carrot' is related to
A
Fruit
B
Stem
C
Flower
D
Root
E
None of these
Question 6Single Answer
The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is:__________ ?
A
51:52
B
52:53
C
51:53
D
52:55
Question 7Single Answer
Which of the following numbers is irrational ?
A
√49
B
0.125
C
√2
D
22/7
Question 8Single Answer
356 x 936 – 356 x 836 = ?
A
35600
B
34500
C
9630
D
93600
Question 9Single Answer
Chandigarh, the capital of Punjab and Haryana, is a Union Territory of India. When was it established ?
A
1951
B
1966
C
1975
D
1982
Question 10Single Answer
Who was the chief architect of Chandigarh and is credited with designing its master plan ?
A
Le Corbusier
B
Charles Correa
C
Louis Kahn
D
Frank Lloyd Wright
Question 11Single Answer
On what date did India celebrate the 9th anniversary of the Goods and Services Tax (GST) implementation?
A
July 1, 2026
B
June 30, 2026
C
July 2, 2026
D
June 29, 2026
Question 12Single Answer
Which global event is India participating in with Sweden as a partner?
A
Venus Orbiter Mission 'Shukrayaan'
B
Chandrayaan-4
C
Gaganyaan crewed mission
D
Mars Orbiter Mission-2
Infomation and Communication Technology (ICT)
Question 13Single Answer
Which Windows interface element typically appears to display information, a warning, an error message, or a request for confirmation?
A
Window
B
Pop-up menu
C
Message box
D
Taskbar
Question 14Single Answer
What is active desktop ?
A
a term that is synonymous with viewing your desktop as web page
B
a feature to customize your desktop to display informating you can update from the internet
C
both a and b above mentioned
D
A software
E
None of these
Question 15Single Answer
What is meant by an active window?
A
A window that is minimized
B
The window currently receiving user input
C
Any window currently open
D
The window opened first
Question 16Single Answer
What was America Online (AOL) primarily known for during the early popularization of consumer Internet access?
A
An online service providing Internet access and proprietary online content
B
A computer operating system
C
A spreadsheet application
D
A database management system
Question 17Single Answer
An application is
A
word processing, accounting and engineering programs are example of application programs
B
computer program designed to enable users to perform specific job functions
C
Both a and b above mentioned
D
a document
E
None of these
Question 18Single Answer
Which of the following programs enables you to calculate numbers related to rows and columns?
A
Window program
B
Spreadsheet program
C
Graphics program
D
Word program
E
None of these
Question 19Single Answer
The term Briefcase is used for
A
a special folder on the windows desktop used to keep documents up to date when shared between computers
B
a window that us currently open
C
A folder which keeps deleted, files for a while and can be retrieved from it
D
All of the above
E
None of these
Question 20Single Answer
In a graphical user interface, what is a button primarily used for?
A
Executing a command or initiating an action
B
Permanently storing data
C
Displaying the computer's IP address
D
Formatting a disk automatically
Question 21Single Answer
A channel (in windows terminology) is
A
a widely used online service that offers access to the internet
B
a specialized web site designed to work with the windows 98 subscribing feature to automatically download information from the internet and store it on your computer for later viewing
C
an area on the computer memory where text or graphics can be temporarily stored
D
All of the above
E
None of these
Question 22Single Answer
What does a checked checkbox generally indicate in a graphical user interface?
A
The associated option is enabled or selected
B
The application has closed
C
The file has been deleted
D
The computer is offline
Question 23Single Answer
The term classic style implies
A
you can click on an item to select it and double click on an item to open it
B
a folder options setting that tells double click on an item to open it
C
both a and b
D
font style
E
None of these
Question 24Single Answer
The term click implies
A
to quickly push and release the main mouse button when onscreen mouse pointer is positioned over the desired item
B
a button in a dialog box
C
to shut down or exit a dialog box
D
All of the above
E
None of these
Teaching Aptitude and Pedagogy
Question 25Single Answer
Which of the following schools of philosophy integrates students' capacities, interests, habits with social participation ?
A
Pragmatism
B
Realism
C
Naturalism
D
Idealism
Question 26Single Answer
Which of the following is the common belief held by Tagore, Gandhi and Aurobindo ?
A
Self-reliance
B
International harmony
C
Socialisation of children
D
National character
Question 27Single Answer
Arrange the four noble truths given by Lord Buddha in proper sequence :
(i) Misery is the reality of life.
(ii) Every misery has a cause.
(iii) Freedom from misery is possible.
(iv) There is a remedy for every misery.
A
(i), (iii), (iv), (ii)
B
(i), (ii), (iv), (iii)
C
(ii), (iv), (iii), (i)
D
(iii), (ii), (iv), (i)
Question 28Single Answer
Today there is a lot of emphasis on ICT in education - it is the implication of :
A
Realism
B
Logical analysis
C
Pragmatism
D
Marxism
Question 29Single Answer
The statement : 'Education is the dynamic side of philosophy'. means:
A
No education can proceed without having an ideological basis.
B
The ultimate aim of education is to teach philosophical wisdom.
C
Education keeps philosophy moving.
D
Theoretical tenets are translated into practice by education.
Question 30Single Answer
We can call Gandhi an idealist because :
A
He believed tht truth is the ultimate value.
B
He emphasised characterbuilding.
C
For him education means bringing out the best.
D
He saw education as a tool of social revolution.
Question 31Single Answer
Which is the main objective of research?
A
To review the literature
B
To summarize what is already known
C
To get an academic degree
D
To discover new facts or to make fresh interpretation of known facts
Question 32Single Answer
Sampling error decreases with the
A
decrease in sample size
B
increase in sample size
C
process of randomization
D
process of analysis
Question 33Single Answer
The principles of fundamental research are used in
A
action research
B
applied research
C
philosophical research
D
historical research
Question 34Single Answer
Users who use media for their own ends are indentified as
A
Passive audience
B
Active audience
C
Positive audience
D
Negative audience
Question 35Single Answer
Classroom communication can be described as
A
Exploration
B
Institutionalisation
C
Unsignified narration
D
Discourse
Question 36Single Answer
Ideological codes shape our collective
A
Productions
B
Perceptions
C
Consumptions
D
Creations
English
Question 37Single Answer
Read sentence to find out whether there is any grammatical error in it. The sentences are In three separate parts and each one is labelled (a), (b), (c) and (d). In that case, letter (d) will signify a ‘No error’ response.
A
He was in the temper
B
and refused
C
discuss the matter again
D
No error
Question 38Single Answer
Read sentence to find out whether there is any grammatical error in it. The sentences are In three separate parts and each one is labelled (a), (b), (c) and (d). In that case, letter (d) will signify a ‘No error’ response.
A
A flower makes no garland
B
so we must do a thing together
C
in a unit for a good result
D
No error
Question 39Single Answer
Read sentence to find out whether there is any grammatical error in it. The sentences are In three separate parts and each one is labelled (a), (b), (c) and (d). In that case, letter (d) will signify a ‘No error’ response.
A
My friend is a software engineer
B
and his wife is doctor
C
so they don’t have enough time for each other
D
No error
Question 40Single Answer
Read sentence to find out whether there is any grammatical error in it. The sentences are In three separate parts and each one is labelled (a), (b), (c) and (d). In that case, letter (d) will signify a ‘No error’ response.
A
I don’t have much time that
B
I hear you in detail with verbosity
C
tell everything in nutshell
D
No error
Question 41Single Answer
Read sentence to find out whether there is any grammatical error in it. The sentences are In three separate parts and each one is labelled (a), (b), (c) and (d). In that case, letter (d) will signify a ‘No error’ response.
A
The atmosphere is changing
B
so I have severe pain in my body
C
if you have any painkiller, please give it to me
D
No error
Hindi
Question 42Single Answer
'ऋ' अर् में बदलता है -
A
गुण संधि के अनुसार
B
यण संधि के अनुसार
C
वृद्धि संधि के अनुसार
D
अयादि संधि के अनुसार
Question 43Single Answer
निम्न में कौनसा नासिक्य व्यंजन है -
A
त्
B
न्
C
द्
D
भ्
Question 44Single Answer
निम्न में से उत्क्षिप्त व्यंजन है -
A
ल
B
ष
C
ड़
D
न
Question 45Single Answer
निम्न में से अल्प प्राण नहीं है -
A
ख
B
ग
C
च
D
द
Question 46Single Answer
तालव्य व्यंजन है-
A
ट ड द ढ
B
च छ ज झ
C
त थ द ध
D
प फ ब भ
Punjabi
Question 47Single Answer
ਕਿਹੜਾ ਸ਼ਬਦ ਗਲਤ ਹੈ? (Which word is incorrect?)
A
ਕਿਤਾਬ (kitab)
B
ਪੰਨਾ (panna)
C
ਬੇਤਾ (beta)
D
ਗਰੰਮ (garam)
Question 48Single Answer
ਕਿਹੜਾ ਸ਼ਬਦ ਪੰਜਾਬੀ ਵਿਚ "ਮਾਤਰ" ਦਾ ਸਮਾਨ ਹੈ? (Which word is equivalent to "mother" in Punjabi?)
A
ਪਿਓ (pio)
B
ਮਾਂ (maan)
C
ਬਾਪੂ (baapu)
D
ਬੇਟਾ (beta)
Question 49Single Answer
ਕਿਹੜਾ ਸ਼ਬਦ ਵਿਚਾਰਕ ਨੰਬਰ ਹੈ? (Which word is a numeral?)
A
ਫੁਲ (phul)
B
ਕੁੜੀ (kudi)
C
ਪੰਨੀ (panni)
D
ਦੋ (do)
Question 50Single Answer
ਕਿਹੜੇ ਸ਼ਬਦ ਦੇ ਮੁਲਾਂਕਣ ਦੀ ਕਿਸੇ ਗਿਆਨੀ ਜਾਂ ਮਾਨਸਿਕ ਸਿਖਲੇ ਵਾਲੇ ਵਾਲੇ ਵਿਚਾਰ ਨੰਬਰ ਨਾਲ ਸੋਂਪਿਆ ਜਾ ਸਕਦਾ ਹੈ? (Which word can be associated with a philosophical or intellectual concept?)
A
ਆਲਸੀ (aalsi)
B
ਅਕਲੀ (akali)
C
ਖੁਸ਼ (khush)
D
ਛੋਟਾ (chhota)
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Science-Medical
Question 51Single Answer
Which of the following is not a synthetic fibre:
A
Anygora
B
Rayon
C
Nylon
D
Polyster
Question 52Single Answer
Which one of the following is not contained in Portland cement ?
A
Ca3Al2O6
B
Ca3SiO5
C
Ca2SiO4
D
Ca3(PO4)2
Question 53Single Answer
What is the reson for white cement to be white ?
A
It does not contain carbon
B
It does not contain silicon
C
It does not contain iron
D
It does not contain calcium
Question 54Single Answer
Which fertilizer is assimilated directly by the plant ?
A
Super phosphate
B
Nitrolim
C
Muriate of Potash
D
Humus
Question 55Single Answer
Which of the following chemicals is used in foam fire extinguishers ?
A
Aluminium sulphate
B
Copper sulphate
C
Cobalt sulphate
D
Nickel sulphate
Question 56Single Answer
What is a mixture of potassium nitrate, powdered charcoal and sulphur called ?
A
Glass
B
Cement
C
paint
D
Gun powder
Question 57Single Answer
Which one of the following chemicals is used in beauty parlours for hair – setting ?
A
Sulphur based
B
Phosphorus based
C
Silicon based
D
Iron based
Question 58Single Answer
Which one of the following is used as a mordant in dyeing and tanning industry ?
A
Magnesium oxide
B
Magnesium carbonate
C
Magnesium chloride
D
Magnesium sulphate
Question 59Single Answer
Which one of the following substances is used in the manufacture of safety matches ?
A
Red phosphorus
B
White phosphorus
C
Phosphorus trioxide (P2O3)
D
Black phosphorus
Question 60Single Answer
Which one of the following polymeric materials is used for making bullet proof jacket ?
A
Nylon –6, 6
B
Rayon
C
Kevlar
D
Dacron
Question 61Single Answer
Which one of the following is another name of RDX
A
Cyanohydrin
B
Dextran
C
Cyclohexane
D
Cyclonite
Question 62Single Answer
Which one of the following is used as an explosive ?
A
Phosphorus trichloride
B
Mercuric oxide
C
Graphite
D
Nitroglycerine
Question 63Single Answer
Flint glass is obtained from which of the following ?
A
Zinc and barium borosilicate
B
Sand, red lead and potassium carbonate
C
Sodium aluminium borosilicate
D
Pure silica and zinc oxide
Question 64Single Answer
Which one of the following correctly defines the state of glass ?
A
Crystalline solid
B
Super cooled liquid
C
Condensed gas
D
Liquid crystal
Question 65Single Answer
Which one of the following is not used as fertilizer ?
A
Ammonium nitrate
B
Ammonium sulphide
C
Ammonium phosphate
D
Ammonium sulphate
Question 66Single Answer
Which one of the following elements is needed in the human body to transfer electrical signals by nerve cells ?
A
Lithium
B
Sodium
C
Rubidium
D
Caesium
Question 67Single Answer
Which one of the following is NOT true for bleaching powder ?
A
It is used as a reducing agent in chemical industries
B
It is used for bleaching wood pup in paper factories
C
It is used for disinfecting drinking water
D
It is used for bleaching linen in textile industry
Question 68Single Answer
Hard glass having the same ingredientsas soft glass excepts.
A
hard glass have Na in place of K
B
hard glass having K in place of Na
C
hard glass having both Na and K
D
None of the above
Question 69Single Answer
A complete fertilizer provides
A
N,P, K
B
S, K, N
C
S, B, K
D
N, S, P
Question 70Single Answer
Antacids are commonly used to get rid of acidity in the Stomach. A commonly used antacid is.
A
sodium hydrogen phthalate
B
magnesium hydroxide
C
calcium hydroxide
D
manganese acetate
Question 71Single Answer
Annealing of glass is done to.
A
make it brittle
B
make it opaque
C
make it transparent
D
None of the above
Question 72Single Answer
Petrochemicals are obtained from.
A
coal
B
petroleum
C
coal tar
D
All of these
Question 73Single Answer
The use of chemicals for treatment of diseases is called as.
A
isothermotherapy
B
angiotherapy
C
physiotherapy
D
chemotherapy
Question 74Single Answer
Which of the following is a hypnotic drug ?
A
luminal
B
salol
C
catechol
D
chemisol
Question 75Single Answer
Teflon is a polymer of which of the following monomers ?
A
Tetrafluoroethylene
B
Vinyl chloride
C
Acetylene dichloride
D
None of the above/More than one of the above
Question 76Single Answer
LPG used as domestic fuel chiefly contains–
A
Methane
B
Propane
C
Ethylene
D
Butane
E
None of the above/More than one of the above
Question 77Single Answer
Glass is a.
A
liquid
B
colloid
C
non–crystalline amorphous solid
D
crystalline solid
Question 78Single Answer
Which one of the following acids is used for etching glass ?
A
H2SO4
B
HNO3
C
HF
D
HCI
Question 79Single Answer
What is the purpose of adding plasticizers in paint manufacturing process ?
A
They act as a film–forming constituent
B
They reduce the viscosity
C
They prevent the polymerization and condensation
D
They provide elasticity to the film and minimize its cracking
Question 80Single Answer
Which raw material is used in the preperation of soft glass ?
A
K2CO3, SiO2, CaCO3
B
K2CO3, SiO2, PbCO3
C
Na2CO3, SiO2, CaCO3
D
Na2CO3, SiO2, PbO
Question 81Single Answer
What is the composition of nitrolim – a chemical fertilizer ?
A
Nitrogen and limestone
B
Calcium carbide and nitrogen
C
Calcium carbide and carbon
D
None of above
Question 82Single Answer
the major component used in preparation of different type of glasses is.
A
Silica
B
Sodium borate
C
Calcium silicate
D
Sodium silicate
Question 83Single Answer
Salts of which of the following elements provide colours to fireworks ?
A
Zinc and sulphur
B
Potassium and mercury
C
Strontium and barium
D
Chromium and nickel
Question 84Single Answer
Given below are two statements :
Statement I : Phenyl is used as a household germicide.
Statement II : Phenyl is phenol derivative and phenol is an effective germicide.
In the light of the above statement, choose the correct answer from the options given below:
A
Both Statement I and II are correct and Statement II is the correct explanation of Statement I
B
Both Statement I and Statement II are true but Statement II is NOT the correct explanation of Statement I
C
Statement I is correct, but Statement II is incorrect
D
Statement I is incorrect, but Statement II is correct
Question 85Single Answer
Given below are two statements :
Statement I : Coal–based thermal power stations contribute to acid–rain.
Statement II : Oxides of carbon are emitted when coal burns.
In the light of the above statement, choose the correct answer from the options given below:
A
Both Statement I and II are individually correct and Statement II is the correct explanation of Statement I
B
Both Statement I and Statement II are individiaully correct but Statement II is not the correct explanation of Statement I
C
Statement I is correct, but Statement II is incorrect
D
Statement I is incorrect, but Statement II is correct
Question 86Single Answer
Plant viruses usually contain :
A
RNA
B
DNA
C
DNA and RNA
D
DNA or RNA
Question 87Single Answer
Viruses were discovered by :
A
Stanley
B
Ivanowski
C
Twort
D
Herelle
Question 88Single Answer
Which statement best defines viruses?
A
Acellular infectious agents that replicate only inside living host cells
B
Cellular microorganisms containing only DNA
C
Free-living microorganisms capable of independent metabolism
D
Cellular microorganisms containing only RNA
Question 89Single Answer
Which infectious agents consist essentially of small, naked RNA molecules without a protein coat?
A
Virions
B
Prions
C
Viroids
D
Bacteriophages
Question 90Single Answer
Coliphage f X 174 contains :
A
double stranded RNA
B
single stranded DNA
C
double stranded DNA
D
single stranded RNA
Question 91Single Answer
Viruses differ from living organisms in that, they :
A
can grow inside a living host
B
can multiply inside a living host
C
can undergo mutation inside a living host
D
are non-cellular
Question 92Single Answer
Virus which attacks E.coli is called :
A
bacteriophage
B
coliphage
C
phytophage
D
zoophage
Question 93Single Answer
Which characteristic distinguishes viruses from cellular organisms?
A
They possess ribosomes for protein synthesis
B
They have independent energy metabolism
C
They are acellular and depend on host cells for replication
D
They reproduce by binary fission
Question 94Single Answer
The genome of a temperate bacteriophage integrated into the bacterial chromosome is termed as?
A
Prophage
B
Episome
C
Plasmid
D
Capsomere
Question 95Single Answer
Virus was crystallized and isolated first by :
A
J.D. Ivanowski
B
F.C. Bawden
C
W.M. Stanley
D
K.M. Smith
Question 96Single Answer
Little leaf disease of brinjal is primarily associated with which pathogen?
A
Phytoplasma
B
Begomovirus
C
Fungus
D
Viroid
Question 97Single Answer
Which approximate size range includes many of the smallest known conventional virus particles?
A
20–30 nm
B
100–150 nm
C
500–700 nm
D
1–2 µm
Question 98Single Answer
Which of the following is devoid of protein coat, with a constitution of RNA only ?
A
Tobacco mosaic virus
B
Poxvirus
C
Potato spindle tuber virus
D
None of the above
Question 99Single Answer
Genetic modification brought about by a virus in a bacteria is known as :
A
transformation
B
transduction
C
conjugation
D
candidiasis
Question 100Single Answer
Which property makes the classification of viruses as strictly living or non-living problematic?
A
They reproduce independently outside cells
B
They possess cellular organelles but lack DNA
C
They replicate in host cells but are metabolically inactive outside them
D
They perform independent respiration outside host cells
Question 101Single Answer
Influenza viruses contain which type of genetic material?
A
Double-stranded DNA
B
Single-stranded RNA
C
Single-stranded DNA
D
Double-stranded RNA
Question 102Single Answer
Edward Jenner is best known for pioneering vaccination against which disease?
A
Smallpox
B
Chickenpox
C
Rabies
D
Poliomyelitis
Question 103Single Answer
Roux Sarcoma virus contains :
A
RNA
B
DNA
C
DNA and RNA
D
None of these
Question 104Single Answer
Which of the following is a viral disease of potato ?
A
Early blight of potato
B
Late blight of potato
C
Leaf roll of potato
D
None of the above
Question 105Single Answer
The term Virus' has been derived from a Latin word meaning :
A
poison
B
secretion
C
cell
D
venom
Question 106Single Answer
Which of the following is an example of DNA containing plant virus ?
A
Tobacco mosaic virus
B
Potato mosaic virus
C
Cauliflower mosaic virus
D
Tomato mosaic virus
Question 107Single Answer
Rabies is caused by :
A
viruses
B
slime moulds
C
fungi
D
bacterium
Question 108Single Answer
A clear area produced when bacteriophages lyse bacterial cells growing on a culture medium is called a?
A
Plaque
B
Colony
C
Streak
D
Capsule
Question 109Single Answer
An antiviral substance produced by many vertebrates in response to viral infection for resisting the multiplication of viruses is known as :
A
antivirin
B
antigen
C
virion
D
interferon
Question 110Single Answer
Viruses with two types of symmetry, i.e., icosahedral head and helical tail are called :
A
picornaviruses
B
binal viruses
C
riboviruses
D
none of these
Question 111Single Answer
Which of the following is a Capsid ?
A
Protein part of virus
B
Nucleic part of virus
C
Both (a) and (b)
D
None of these
Question 112Single Answer
A stage in the replication of virus, when the cell wall of host is ruptured is known as :
A
lesion
B
lysis
C
autolysis
D
haemolysis
Question 113Single Answer
Which metabolic capability is absent in viruses?
A
Independent ATP-generating metabolism
B
Genetic mutation
C
Genome replication within a suitable host
D
Assembly of progeny virions inside host cells
Question 114Single Answer
The exception to the cell theory of Schleiden and Schwann are :
A
viruses
B
bacteria
C
algae
D
fungi
Question 115Single Answer
An extreme example of latency in which the DNA of the phage is integrated with the DNA of host cell chromosome is :
A
lysis
B
lysogeny
C
prophage
D
attenuated virus
Question 116Single Answer
Which feature is characteristic of all viruses?
A
They require living host cells for replication
B
They contain proteins but no nucleic acid
C
They replicate exclusively in the cytoplasm
D
They infect only bacterial cells
Question 117Single Answer
One of the following discovered synthesis of DNA from RNA in Roux Sarcoma Virus :
A
Smith
B
Temin
C
Twort
D
Mayer
Question 118Single Answer
Which component is present in both a bacteriophage and a yeast cell?
A
Nucleic acid
B
Mitochondria
C
Golgi apparatus
D
Endoplasmic reticulum
Question 119Single Answer
Transduction was discovered by :
A
Safferman and Morris
B
Lederberg and Zinder
C
Smith and Knight
D
None of these
Question 120Single Answer
Viral DNA incorporated in host DNA is known as :
A
prophage
B
vegephage
C
cyanophage
D
phycophage
Question 121Single Answer
What generally happens to contractile-vacuole activity when a freshwater Amoeba is transferred to a sufficiently hypertonic saline solution?
A
It increases rapidly
B
It remains unchanged
C
It decreases markedly or may cease
D
The vacuole divides repeatedly
Question 122Single Answer
What is the median adhesive pad located between the two terminal claws of a cockroach leg called?
A
Unguis
B
Arolium
C
Tibial spur
D
Cercus
Question 123Single Answer
The binomial system of Carolus Linnaeus was devoid of which of the following categories ?
A
Genus and species
B
Class and order
C
Phylum and family
D
Kingdom and class
Question 124Single Answer
The mouthparts of a cockroach are adapted primarily for which mode of feeding?
A
Biting and chewing
B
Piercing and sucking
C
Siphoning
D
Sponging
Question 125Single Answer
Which mosquito is the biological vector responsible for natural transmission of human malaria?
A
Male Culex
B
Female Culex
C
Female Aedes
D
Female Anopheles
Question 126Single Answer
Amniota group includes :
A
Aves and Reptiles
B
Pisces, Amphibia and Reptiles
C
Amphibia, Reptiles and Aves
D
Reptiles, Aves and Mammalia
Question 127Single Answer
Which combination correctly represents the principal mouthparts of a cockroach?
A
Labrum, mandibles, first maxillae, labium and hypopharynx
B
Labrum, antennae, tibia, labium and cerci
C
Mandibles, antennae, femur, maxillae and labium
D
Labrum, wings, mandibles, hypopharynx and tibia
Question 128Single Answer
In a typical winged insect, the two pairs of wings are borne on which thoracic segments?
A
Prothorax and mesothorax
B
Mesothorax and metathorax
C
Prothorax and metathorax
D
Prothorax and first abdominal segment
Question 129Single Answer
Which is true ?
A
Pisces, Reptiles and birds are poikilotherms
B
Pisces, Amphibians and Reptiles are Anamniota
C
Aves, Mammals and Reptiles are homeotherms
D
Reptiles, Aves and Mammais are Amniota
Question 130Single Answer
Which sequence correctly represents the general forward flow of haemolymph through the dorsal vessel of a cockroach?