How many such pairs of letters are there in the word ‘CLEANLINESS’ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?
ATwo
BThree
CFive
DFour
ENone of these
Question 2Single Answer
Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
ATrue
BFalse
CUncertain
DNone
Question 3Single Answer
If it is possible to make only one meaningful word with the second, the third, the sixth and the eight letters of the word FRAGMENT using each only once, which of the following will be the third letter of that word ? If no such word can be formed, give ‘X’ as the answer and if more than one such word can be formed, give ‘Y’ as the answer.
AA
BE
CT
DX
EY
Question 4Single Answer
How many such letters are there in the word ORIENTAL each of which is as far away from the beginning of the word as when they are arranged alphabetically?
ANone
BOne
CTwo
DThree
EMore than three
Question 5Single Answer
How many such pairs of letters in the word CREDIT each of which has as many letters between them in the word as in the English alphabet?
ANone
BOne
CTwo
DThree
EMore than three
Question 6Single Answer
How many meaningful words can be made from the letters ‘LMEA’ using each letter only once in each word?
ANone
BOne
CTwo
DThree
EMore than three
Question 7Single Answer
If it is possible to make only one meaningful word with the first, the second, the seventh and the eighth letters of the word TEMPORAL, which of the following will be the first letter of that word? If more than one such word can be made, give ‘Y’ as the answer and if no such word can be made, give ‘X’ as the answer.
AT
BL
CE
DY
EX
Question 8Single Answer
If the letters of the word HANDOVER are arranged alphabetically from left to right how many letters will remain at the same position?
ANone
BOne
CTwo
DThree
EMore than three
Question 9Single Answer
How many such pairs of letters are there in the word EXCURSION, each of which has as many letters between them in the word as they have in the English alphabet?
ANone
BOne
CTwo
DThree
EMore than three
Question 10Single Answer
If it is possible to make only one meaningful word with the first, the second, the third, the sixth and the eighth letters of the word DEVIATION first letter of that word is your answer? If more than one such word can be made formed your answer is ‘A’ and if no such word can be formed your answer is ‘B’.
AV
BT
CE
DA
EB
Question 11Single Answer
If each alternate letter beginning with the first in the word WORKING is replaced by the next letter in the English alphabet and each of the remaining letters is replaced by the previous letter in the English alphabet, which of the following will be the fourth from the right and after the replacement ?
AN
BQ
CJ
DM
ENone of these
Question 12Single Answer
How many pairs of letters are there in the word ‘SHIFTED’ each of which has as many letters between its two letters as there are between in the English alphabet?
ANone
BOne
CTwo
DThree
ENone of these
Question 13Single Answer
Statement: Is common currency a necessary ingredient for Europe’s growth ?
Arguments :
I. Yes, A common currency will enable entire Europe to market itself as one .
II. No, Similar experiments by Latin America countries have not affected their economies .
AThe only argument I is strong
BOnly argument II is strong
CEither I or II is strong
DNeither I nor II is strong
Question 14Single Answer
If it is possible to make only one meaningful word with the first, the fifth, the sixth, the tenth and the eleventh letters of the word EXCEPTIONAL using each letter only once, first letter of that word is your answer. If no such word can be made formed your answer is ‘X’ and if more than one such word can be formed your answer is ‘Y’.
AP
BL
CT
DX
EY
Question 15Single Answer
How many meaningful English words can be formed with the letters RAE using each letter only once in each word?
ANone
BOne
CTwo
DThree
EMore than three
Question 16Single Answer
How many such pairs of letters are there in the word WONDERS, each of which has as many letters between its two letters as there are between them in the English alphabet?
AOne
BTwo
CThree
DFour
EMore than four
Question 17Single Answer
If it is possible to make only one meaningful English word from the second, the fifth, the seventh and the eighth letters of the word PHYSICAL, using each letter only once, second letter of that word is your answer. If more than one such word can be formed your answer is M. if no such word can be formed your answer is N.
AI
BA
CL
DM
EN
Question 18Single Answer
How many such pairs of letters are there in the word JUSTIFY, each of which have as many letters between them in the word as they have between them in the English alphabet?
ANone
BOne
CTwo
DThree
EMore than three
Question 19Single Answer
If the alphabets are assigned values as A=3, D=6, G=8, I=2, L=4 and T=5 then what is the sum of values of all the alphabets in the word DIGITAL?
A26
B28
C30
D32
ENone of these
Question 20Single Answer
How many such pairs of letters are there in the word EDUCATION, each of which has as many letters between them in the word as they have in the English alphabet?
ANone
BOne
CTwo
DThree
EMore than three
Question 21Single Answer
How many such pairs of letters are there in the word MEASURE each of which has as many letters between them in the word as in the English alphabet?
ANone
BOne
CTwo
DThree
EMore than three
Question 22Single Answer
How many meaningful English words can be formed with the letters LMAE using each letter only once in each word?
ANone
BOne
CTwo
DThree
EMore than three
Question 23Single Answer
If each consonant in the word EXPLORATION is replaced by previous the alphabet and each vowel replaced by alphabet following it in the English alphabetic series, and then the order of the alphabets thus formed is reversed, which of the following from the right?
AP
BQ
CB
DK
ENone of these
Question 24Single Answer
If the letters in the word AMONGST are arranged in the English alphabetical order, the position of how many letters will remain unchanged?
ANone
BOne
CThree
DFour
EMore than Four
Question 25Single Answer
How many meaningful English words can be formed with the letters ACRS using each letter only once in each word?
ANone
BOne
CTwo
DThree
EMore than three
Question 26Single Answer
How many such pairs of letters there in the word, UNWANTED, each of which has as many letters between its two letters as there are between them in the English alphabets?
ANone
BOne
CTwo
DThree
EMore than three
Question 27Single Answer
How many meaningful English words can be made with the letters EIND using each letter only once in each word?
ANone
BOne
CTwo
DThree
ENone of these
Question 28Single Answer
How many such pairs of letters are there in the word, ‘TROUBLE’, each of which has as many letters between its two letters as there are between them in the English alphabet?
ANone
BOne
CTwo
DThree
ENone of these
Question 29Single Answer
How many such pairs of letters there in the word DOUBTS each of which has as many letters between its two letters as there are between them in the English alphabet?
ANone
BOne
CTwo
DThree
ENone of these
Question 30Single Answer
How many meaningful English words can be made with the letters ESDO using each letter only once in each word?
ANone
BOne
CTwo
DThree
ENone of these
Quantitative Aptitude
Question 31Single 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:__________ ?
A51:52
B52:53
C51:53
D52:55
Question 32Single Answer
Which of the following numbers is irrational ?
A√49
B0.125
C√2
D22/7
Question 33Single Answer
356 x 936 – 356 x 836 = ?
A35600
B34500
C9630
D93600
Question 34Single Answer
Arrange in descending order: 5/8, 7/10, 3/4
A3/4 > 7/10 > 5/8
B7/10 > 3/4 > 5/8
C3/4 > 5/8 > 7/10
D5/8 > 7/10 > 3/4
Question 35Single Answer
What is (3^{4} times 9^{2}) ?
A36
B38
C310
D96
Question 36Single Answer
If 34X-2 = 729, then find the value of X.
A4
B3
C2
D5
Question 37Single Answer
Convert 0.6 into fraction ?
A3/5
B2/3
C4/5
Question 38Single Answer
The no. plate of a bus had peculiarity. The bus number was a perfect square. It was also a perfect square when the plate numbers were reversed. The bus company had only five hundred buses numbered from 1 to 500. What was the number ?
A169
B36
C196
DCan not say
Question 39Single Answer
If a and b are positive integers, such that ab = 125, then (a-b)a+b-4 = ?
A16
B25
C28
D30
Question 40Single Answer
If x*y = x2 + y2 – xy, then value of 9*11 is
A93
B103
C60.5
D121
Question 41Single Answer
Which is greater ?
A15/16
B17/18
CEqual
DCannot compare
Question 42Single Answer
If sum of two numbers is 42 and their product is 437, then find their difference.
A3
B4
C5
D7
Question 43Single Answer
Write the 44000 in Roman numerals
AXLI
BXLVI
CXLIV
DXLVIC
Question 44Single Answer
Convert 0.0909… into fraction ?
A1/11
B9/11
C1/9
D9/10
Question 45Single Answer
What is (98 times 102) ?
A9996
B10000
C10096
D10196
Question 46Single Answer
Which is smaller ?
A9/11
B7/9
CEqual
DCannot compare
Question 47Single Answer
Convert 0.5777… into fraction ?
A26/45
B52/90
C13/22
D5/9
Question 48Single Answer
Convert 0.81 into fraction ?
A81/100
B9/10
C8/9
D9/11
Question 49Single Answer
(63)2 – (12)2 =?
A3528
B3852
C3582
D3825
Question 50Single Answer
Which is greater ?
A13/17
B11/14
CEqual
DCannot compare
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Quantitative Aptitude
Question 51Single Answer
16.928 + 24.7582 5.015 =?
A20
B24
C22
D26
Question 52Single Answer
Convert 0.75 into fraction ?
A3/4
B2/3
C4/5
D5/8
Question 53Single Answer
Which is greater ?
A11/13
B12/15
CEqual
DCannot compare
Question 54Single Answer
Two numbers are co-prime if their HCF is ?
A0
B1
CSame
DPrime
Question 55Single Answer
Product of all factors of 10 is ?
A
10
B100
C1000
D10000
Constitution, Current Affairs, Gujarati & English Comprehension
Question 56Single Answer
Yojna a weekly journal
AMinistry of Finance
BMinistry of Information and Broadcastin
CMinistry of Rural Development
DPlanning Commission
Question 57Single Answer
Kurukshetra a journal on rural development is published by
AMinistry of Finance
BMinistry of Information and Broadcastin
CMinistry of Rural Development
DPlanning Commission
Question 58Single Answer
Devaluation of a currency means
AFixing the value of the currency in conjuction with the movement in the value of a basket of predetermined currencies
BReduction in the value of a currency vis-à-vis major internationally traded currencies
CFixing the value of currency in multilateral consultaion with the IMF the World Bank and major trading partners
DPermitting the currency to seek its worth in the international market
Question 59Single Answer
I go to Madurai by —– Vaigai Express
Aa
Ban
Csome
Dthe
Question 60Single Answer
Have the car stolen!
ASteal the car
BYou should have the stolen car
CGet someone to steal the car
DThey have stolen the car
Question 61Single Answer
The payment was collected by the hardworking salesman.
AThe hardworking salesman collected the payment.
Bthe salesman who worked heard was able to collect the payment.
Cto collect the payment the salesman had to work hard.
DThe hardworking salesman was able to collect the payment.
Question 62Single Answer
I had to stop all my work to complete this project.
AAll other work had to be stopped to complete this project by me
BFor completing this project all other work must be stopped
CFor completing this project I had to stop all my work
DTo complete this project all other work had been stopped by me
Question 63Single Answer
They have published the names of all the successful candidates.
AThe candidates who have succeeded their names they had published.
BThe names of all the successful candidates have been published by them
CThe candidates who have succeeded their names have been published by them.
DThe names of all the successful candidate were published by them.
Question 64Single Answer
"શાંતિ" શબ્દનો અર્થ શું છે ?
A વાતચીત
B આક્રમણ
C ખેડૂત
D ધમાધમ
Question 65Single Answer
"વ્યક્તિ" શબ્દનો વિલોમ શબ્દ શું છે ?
A સંગઠન
B વ્યવસ્થા
C સંવિદાન
D અનવરત
Question 66Single Answer
"વિકાસ" શબ્દનું અર્થ શું છે ?
A અભિવૃદ્ધિ
B વિઘટન
C વિદ્યા
D આકર્ષણ
Question 67Single Answer
"સ્થાન" શબ્દનું વિરોધી શબ્દ શું છે ?
A ધૂપ
B દૂર
C જગ્યા
D આવેશ
Question 68Single Answer
"મંજિલ" શબ્દનો વ્યાપારિક અર્થ શું છે ?
A ગોલ
B ધબ્બુ
C સાંજ
D ઉદ્દેશ
Question 69Single Answer
Which Act gave separate electorate rights to Muslims in India ?
AThe Indian Councils Act, 1909
BThe Government of India Act, 1915
CThe Government of India Act, 1919
DThe Government of India Act, 1935
Question 70Single Answer
Which one of the following made the Indian Legislature bicameral ?
AThe Indian Councils Act, 1909
BGovernment of India Act, 1919
CGovernment of India Act, 1935
DIndian Independence Act, 1947
Question 71Single Answer
'Diarchy' was established in India by which of the following ?
AThe Indian Councils Act, 1909
BThe Government of India Act, 1935
CThe Government of India Act, 1919
DNone of the above
Question 72Single Answer
Which one of the following aimed at providing a federal structure for India ?
AIndian Councils Act, 1909
BGovernment of India Act, 1919
CGovernment of India Act, 1935
DIndian Independence Act, 1947
Question 73Single Answer
As a guardian of the government of India Act, 1935 a Court was constituted which was called.
APrivy Council
BSupreme Court
CHigh Court
DFederal Court
Question 74Single Answer
What is the lithosphere composed of ?
AWater and gases
BRocks and minerals
CLiving organisms
DAir and gases
Question 75Single Answer
The lithosphere includes :
AOnly the Earth's crust
BThe Earth's crust and upper mantle
COnly the Earth's mantle
DThe Earth's crust, mantle, and core
Question 76Single Answer
Whats the capital city of Gujarat?
AAhmedabad
BSurat
CGandhinagar
DVadodara
Question 77Single Answer
Which national parkn Gujarats famous for Asiatic lions?
AGir National Park
BRanthambore National Park
CKanha National Park
DBandipur National Park
Question 78Single Answer
Which river flows through the city of Ahmedabad?
ASabarmati
BTapi
CNarmada
DMahi
Question 79Single Answer
Whats the official language of Gujarat?
AGujarati
BHindi
CMarathi
DKonkani
Question 80Single Answer
Which dance forms native to Gujarat?
AGarba
BBhangra
CLavani
DKathakali
Question 81Single Answer
Which country holds the BRICS Chairmanship in 2026?
ABrazil
BRussia
CChina
DIndia
Question 82Single Answer
What is the theme of India’s BRICS Chairmanship 2026?
AInclusive Growth for All
BSustainable Global Economy
COne Earth One Future
DBuilding for Resilience, Innovation, Cooperation and Sustainability
Question 83Single Answer
Where was the BRICS Foreign Ministers' Meeting held in May 2026?
AMumbai
BHyderabad
CBengaluru
DNew Delhi
Question 84Single Answer
Which summit on Artificial Intelligence was hosted by India in February 2026?
AWorld AI Congress
BAI Action Summit
CIndia AI Impact Summit 2026
DGlobal AI Forum
Question 85Single Answer
Where was the India AI Impact Summit 2026 organized?
APragati Maidan, Delhi
BVigyan Bhawan, New Delhi
CBharat Mandapam, New Delhi
DHyderabad International Convention Centre
Subject-Specific Questions
Question 86Single Answer
Temperature can be expressed as derived quantity in terms of
Alength and mass
Bmass and time
Clength, mass and time
DNone of these
Question 87Single Answer
Electron volt is a unit of
Apotential difference
Bcharge
Cenergy
Dcapacity
Question 88Single Answer
Dimensions of impulse are
A[MLT –1]
B[MLT²]
C[MT–2]
D[ML–1T–3]
Question 89Single Answer
Potential is measured in
Ajoule/coulomb
Bwatt/coulomb
Cnewton–second
DNone of these
Question 90Single Answer
One Nanometer is equal to
A10–9m
B10–6m
C10–10m
D10–3m
Question 91Single Answer
Maxwell is the unit of
Amagnetic susceptibility
Bintensity of Magnetisation
Cmagnetic Flux
Dmagnetic Permeability
Question 92Single Answer
Which of the following is derived physical quantity ?
AMass
BVelocity
CLength
DTime
Question 93Single Answer
What are the units of magnetic permeability ?
AWb A–1 m–1
BWb–1 Am
CWb A m–1
DWb A–1 m
Question 94Single Answer
The dimensions of pressure gradient are
A[ML–2 T–2]
B[ML–2 T–1]
C[ML–1 T–1]
D[ML–1 T–2]
Question 95Single Answer
The dimensions of Rydberg's constant are
A[M0L–1T]
B[MLT–1]
C[M0 L–1T0]
D[ML0 T2]
Question 96Single Answer
'Farad' is the unit of
Aresistance
Bconductance
Ccapacitance
Dinductance
Question 97Single Answer
S.I. unit of surface tension is
Adegree/cm
BN/m
CN/m²
DNm
Question 98Single Answer
Which one of the following pairs does not have the same dimension ?
APotential energy and Kinetic energy
BDensity and specific gravity
CFocal length and height
DGravitational force and frictional force
Question 99Single Answer
Which one of the following physical quantity has the same unit as that of pressure ?
AAngular momentum
BStress
CStrain
DWork
Question 100Single Answer
The symbol of SI unit of inductance is H. It stands for
AHolm
BHalogen
CHenry
DHertz
Question 101Single Answer
Which of the following is not a synthetic fibre:
AAnygora
BRayon
CNylon
DPolyster
Question 102Single Answer
Which one of the following is not contained in Portland cement ?
ACa3Al2O6
BCa3SiO5
CCa2SiO4
DCa3(PO4)2
Question 103Single Answer
What is the reson for white cement to be white ?
AIt does not contain carbon
BIt does not contain silicon
CIt does not contain iron
DIt does not contain calcium
Question 104Single Answer
Which fertilizer is assimilated directly by the plant ?
ASuper phosphate
BNitrolim
CMuriate of Potash
DHumus
Question 105Single Answer
Which of the following chemicals is used in foam fire extinguishers ?
AAluminium sulphate
BCopper sulphate
CCobalt sulphate
DNickel sulphate
Question 106Single Answer
What is a mixture of potassium nitrate, powdered charcoal and sulphur called ?
AGlass
BCement
Cpaint
DGun powder
Question 107Single Answer
Which one of the following chemicals is used in beauty parlours for hair – setting ?
ASulphur based
BPhosphorus based
CSilicon based
DIron based
Question 108Single Answer
Which one of the following is used as a mordant in dyeing and tanning industry ?
AMagnesium oxide
BMagnesium carbonate
CMagnesium chloride
DMagnesium sulphate
Question 109Single Answer
Which one of the following substances is used in the manufacture of safety matches ?
ARed phosphorus
BWhite phosphorus
CPhosphorus trioxide (P2O3)
DBlack phosphorus
Question 110Single Answer
Which one of the following polymeric materials is used for making bullet proof jacket ?
ANylon –6, 6
BRayon
CKevlar
DDacron
Question 111Single Answer
Which one of the following is another name of RDX
ACyanohydrin
BDextran
CCyclohexane
DCyclonite
Question 112Single Answer
Which one of the following is used as an explosive ?
APhosphorus trichloride
BMercuric oxide
CGraphite
DNitroglycerine
Question 113Single Answer
Flint glass is obtained from which of the following ?
AZinc and barium borosilicate
BSand, red lead and potassium carbonate
CSodium aluminium borosilicate
DPure silica and zinc oxide
Question 114Single Answer
Which one of the following correctly defines the state of glass ?
ACrystalline solid
BSuper cooled liquid
CCondensed gas
DLiquid crystal
Question 115Single Answer
Which one of the following is not used as fertilizer ?
AAmmonium nitrate
BAmmonium sulphide
CAmmonium phosphate
DAmmonium sulphate
Question 116Single Answer
Which of the following contain enzymes for cellular respiration ?
ADictyosomes
BEndoplasmic reticulum
Clysosomes
DMitochondria
Question 117Single Answer
Which one among the following nutrients is a strctural
ACell membrane
BPlasma membrane
CCell wall
DNucleus
Question 118Single Answer
Which one among the following nutrients is a structural component of the cell wall of plants ?
AManganese
BPotassium
CPhosphorus
DCalcium
Question 119Single Answer
Which of the following groups is present in animal cells ?
For which among the following is not a true fruit ?
AApple
BDate
CGrape
DPlum
Question 121Single Answer
Which one of the following is not a constituent of cell membrane ?
ACholesterol
BGlycoplids
CProline
DPhospholipids
Question 122Single Answer
The replication of DNA is a pre-requisite for a eukaryotic cell to undergo division. During the cell cycle, the DNA replicates in
AS–phase
BG1–phase
CG2–phase
DM-phase
Question 123Single Answer
During which stage of mitosis does cytokinesis usually occur in animals ?
APhophase
BMetaphase
CAnaphase
DTelophase
Question 124Single Answer
Lysosome arises from
Aendoplasmic reticulum
Bgolgi apparatus
Cnucleus
Dmitochondria
Question 125Single Answer
The correct sequence of cell cycle is
AS, G1, G2, M
BS, M, G1, G2
CG1, S, G2, M
DM, G1, G2, S
Question 126Single Answer
Biological membranes are composed of
A40% proteins and 60% lipids
B50% proteins and 50% lipids
C70% proteins and 30% lipids
D60% proteins and 40% lipids
Question 127Single Answer
F1 particles / oxysome / elementary particles are present in
Aendoplasmic reticulum
Bchloroplast
Cmitochondria
Dgolgi complex
Question 128Single Answer
"Endomitosis" refers to
Adivision of nucleus without chromosomal division
Bdivision of chromosome without nuclear division
Cdivision of cytoplasm
DNone of the above
Question 129Single Answer
When the concentration of water and solutes on either side of the cell membrane is same, the solution is said to be
Ahypertonic
Bisotonic
Chypotonic
DNone of these
Question 130Single Answer
The function of nucleous is the synthesis of
ADNA
Bm - RNA
Cr- RNA
Dt - RNA
Question 131Single Answer
The grain size (USDA) of silt in soil ranges between :
A0.2 mm to 0.5 mm
B0.5 mm to 0.1 mm
C0.1 mm to 0.05 mm
D0.05 mm to 0.002 mm
Question 132Single Answer
What will be BOD, for a wastewater sample when 21 ml of sample is diluted to 300 ml in BOD bottle to determine dissolved oxygen .
[Given: Initial DO, = 10 mg/l; Five days later DO5 = 5 mg/l]
A~ 5 mg/l
B~ 25 mg/l
C~ 71.4 mg/l
D~75 mg/l
Question 133Single Answer
What will be the concentration of 40 ppb SOâ‚‚ in µg/m³ unit at 25°C ?
A~ 0.04 µg/m³
B~ 1047 µg/m³
C~ 104.7 µg/m³
D~ 10.47 µg/m³
Question 134Single Answer
National Ambient air quality standards typically include following components :
AMaximum and Minimum pollutant levels, adjustment for co - pollutants
BAbetment strategies, non - attainment penalties
CAmbient temperature, size distribution and relative humidity
DIndicator (Chemical/Chemical class), Averaging time, Pollutant form and level
Question 135Single Answer
Primary air pollutants differ from secondary air pollutants as they :
Aare present in levels that can be weighed on filter paper
Bare directly emitted from identified sources
Chave undergone chemical transformation in air after release from identified sources
Dare designated as hazardous air pollutants
Question 136Single Answer
Continuity equation expresses the law of conservation of :
AMomentum
BMass
CEntropy
DEnergy
Question 137Single Answer
Which of the following statements correctly represent the environmental wisdom worldwide ?
AOur success depends on how well we manage the earth's life support systems mostly for our benefits
BOur success depends on how well we manage the earth's life support systems for our benefit and for the rest of nature
COur success depends on learning how nature sustains itself and integrating such lessons from nature into the ways we think
DOur success depends on using environmentally beneficial forms of economic growth and discourage environmentally harmful forms
Question 138Single Answer
Exposure concentration is _______ .
Athe amount of the chemical that is received by the target
Bthe amount of chemical present in the medium with which an Organism has contact
Cthe amount of the chemical that is excreted by the target
Dthe amount of the chemical that is metabolized by the target
Question 139Single Answer
In ecotoxicology studies, ED - 50 is _______ .
Athe dose that affects 50% of the population or observed subjects
Bthe dose that affects 95% of the population or observed subjects
Cthe dose that affects 25% of the population or observed subjects
Dthe dose that do not affect 50% of the total population
Question 140Single Answer
A hypothesis, that predicts a linear relationship in which rate of ecosystem processes is maximum with greatest number of species, is known as :
ARivet - popper hypothesis
BRedundancy hypothesis
CDiversity - stability hypothesis
DIdiosyncratic hypothesis
Question 141Single Answer
Which of the following is not a phase of secondary succession ?
AInitiation
BContinuation
CTermination
DInvasion
Question 142Single Answer
The Concept of r - and k - selection was originally given by :
AMacArthur and Wilson (1967)
BGrime (1979)
CMolles (2008)
DMayr (1942)
Question 143Single Answer
The prefix "steno" and "eury” have been used for :
Acomparing the relative degree of tolerance of an organism to a given environmental factor
Bcomparing the body size of organisms occurring in a given habitat
Ccomparing the metabolic activity of organisms in a given habitat
Dcomparing the distribution limits of organisms occurring across a biome
Question 144Single Answer
The strong and rapidly moving circumpolar upper air westerly circulation in a narrow belt of a few hundred kilometers width in the upper limit of the troposphere is called _______ .
ARossby waves
BJet streams
CWalker streams
DHadley Circulation
Question 145Single Answer
Coriolis effect is :
Athe influence of Earth's rotation, which tends to turn air towards the right in the Northern Hemisphere
Bthe influence of Earth's rotation, which tends to turn air upwards in the Northern Hemisphere
Cthe influence of Earth's rotation, which tends to turn air towards the left in the Northern Hemisphere
Dthe influence of Earth's rotation, which tends to turn air downwards in the Northern Hemisphere
Question 146Single Answer
Which state in India receives the highest annual rainfall, making it ideal for paddy cultivation?
APunjab
BKerala
CUttar Pradesh
DJammu & Kashmir
Question 147Single Answer
The "Mediterranean climate" with mild winters and dry summers favors the growth of which major crop?
ARice
BGrapes
C Sugarcane
DPotatoes
Question 148Single Answer
The "Black Prairies" region of the United States is known for its fertile soil and ideal climate for growing:
ACitrus fruits
B Corn and soybeans
CCotton and tobacco
DCoffee and tea
Question 149Single Answer
Jute, a fiber crop, thrives in which Indian state with its warm, humid climate and alluvial soil?
ARajasthan
B West Bengal
CTamil Nadu
DHimachal Pradesh
Question 150Single Answer
Which crop is known as the "king of fruits" and requires a hot, humid climate with well-drained soil?
AMango
B Apple
C Banana
D Grapes
Question 151Single Answer
Wheat, a major cereal crop, prefers a temperate climate with distinct seasons and well-distributed rainfall. Which Indian state is NOT suitable for wheat cultivation?
APunjab
B Madhya Pradesh
C Kerala
D Jammu & Kashmir
Question 152Single Answer
Coffee, a popular beverage crop, needs well-defined wet and dry seasons with specific temperature ranges. Which South Indian state is a major coffee producer?
AAndhra Pradesh
B Karnataka
CTamil Nadu
DKerala
Question 153Single Answer
Which climate type, characterized by cold, dry winters and hot, wet summers, is suitable for growing cotton?
ATropical rainforest
BMediterranean
CTemperate continental
D Subtropical monsoon
Question 154Single Answer
Potatoes, a versatile root vegetable, can adapt to a range of climates. Which state in India experiences varied temperature zones, making it suitable for potato cultivation in different seasons?
AGujarat
BBihar
CAndhra Pradesh
DHimachal Pradesh
Question 155Single Answer
Which state in India enjoys abundant winter sunshine and fertile black soil, making it ideal for wheat and oranges?
AMaharashtra
BUttar Pradesh
C Rajasthan
DWest Bengal
Question 156Single Answer
The "Chinook winds" in Canada and the United States warm up winters and promote the growth of which major crop?
A Barley
BCotton
CWheat
DCoffee
Question 157Single Answer
Sorghum, a drought-resistant cereal, is well-suited for which Indian state with semi-arid conditions?
AKerala
BPunjab
CKarnataka
DMaharashtra
Question 158Single Answer
Tea, a popular beverage plant, requires well-defined rainfall, acidic soil, and cool temperatures. Which Indian state is known for its Darjeeling tea?
AAssam
BWest Bengal
CHimachal Pradesh
DTamil Nadu
Question 159Single Answer
Which crop is sensitive to frost and requires a long growing season with ample sunshine, making it thrive in California's Central Valley?
A Corn
B Grapes
C Potatoes
D Jute
Question 160Single Answer
Which agricultural practice aims to conserve soil moisture and reduce weed growth in dry climates?
AIntercropping
BMulching
CTerracing
D Precision agriculture
Question 161Single Answer
Who is known as the "Father of Microbiology"?
ALouis Pasteur
BRobert Hooke
CAntonie van Leeuwenhoek
DJoseph Lister
Question 162Single Answer
Who first proposed the germ theory of disease?
ARobert Koch
BLouis Pasteur
CEdward Jenner
DJoseph Lister
Question 163Single Answer
The first vaccine developed was for which disease?
ACholera
BRabies
CSmallpox
DTuberculosis
Question 164Single Answer
Which scientist is credited with developing pure culture techniques?
ARobert Koch
BEdward Jenner
CAlexander Fleming
DJohn Tyndall
Question 165Single Answer
Who discovered penicillin?
AAlexander Fleming
BLouis Pasteur
CPaul Ehrlich
DJoseph Lister
Question 166Single Answer
The process of killing all forms of microbial life, including spores, is called:
ASterilization
BDisinfection
CPasteurization
DAntisepsis
Question 167Single Answer
Which scientist introduced antiseptic surgery?
ALouis Pasteur
BJoseph Lister
CRobert Koch
DAlexander Fleming
Question 168Single Answer
Which of the following is an application of microbiology?
AIndustrial fermentation
BGenetic engineering
CBioremediation
DAll of the above
Question 169Single Answer
The first person to observe and describe microorganisms accurately was:
ARobert Hooke
BAntonie van Leeuwenhoek
CLouis Pasteur
DFerdinand Cohn
Question 170Single Answer
Which of the following is NOT a branch of microbiology?
AVirology
BMycology
CBotany
DImmunology
Question 171Single Answer
Position and Diversity of Microorganisms in the Living World
Bacteria belong to which kingdom according to the five-kingdom classification?
APlantae
BProtista
CMonera
DFungi
Question 172Single Answer
Archaea are most closely related to:
ABacteria
BEukarya
CViruses
DNone of the above
Question 173Single Answer
Which of the following is an acellular microorganism?
ABacteria
BFungi
CProtozoa
DViruses
Question 174Single Answer
Which of these microbes have a nucleus?
ABacteria
BArchaea
CFungi
DViruses
Question 175Single Answer
Which microorganism is responsible for nitrogen fixation in the soil?
AClostridium
BRhizobium
CPseudomonas
DStreptococcus
Question 176Single Answer
Which of the following best describes the scope of biochemistry?
AStudy of chemical reactions in test tubes
BInvestigation of all chemical processes occurring within living organisms
CAnalysis of plant cell walls
DIdentification of new elements
Question 177Single Answer
Biochemistry primarily deals with:
APhysical laws governing the universe
BChemical processes in living systems
CGeological formations
DAstronomical events
Question 178Single Answer
Which element is the most abundant by mass in living organisms?
ANitrogen
BCarbon
CHydrogen
DOxygen
Question 179Single Answer
Carbon's importance in biomolecules is primarily due to its:
AHigh reactivity
BAbility to form four covalent bonds
CAbundance in the atmosphere
DMetallic properties
Question 180Single Answer
The primary structure of a protein refers to its:
AThree-dimensional shape
BAmino acid sequence
CFolding patterns
DInteraction with other proteins
Question 181Single Answer
Nucleic acids are polymers of:
AAmino acids
BNucleotides
CFatty acids
DSugars
Question 182Single Answer
The 'mole' is a unit of:
AMass
BVolume
CAmount of substance
DConcentration
Question 183Single Answer
Molarity is defined as:
AMoles of solute per liter of solution
BGrams of solute per liter of solution
CMoles of solute per kilogram of solvent
DGrams of solute per kilogram of solvent
Question 184Single Answer
Mole fraction is:
AMoles of one component divided by total moles of all components
BMoles of solute divided by liters of solution
CGrams of solute divided by grams of solvent
DVolume of solute divided by volume of solution
Question 185Single Answer
Which of the following elements is essential for the formation of disulfide bonds in proteins?
ACarbon
BSulfur
CNitrogen
DOxygen
Question 186Single Answer
Hydrophobic interactions in biomolecules are primarily driven by:
AAttraction between polar molecules
BRepulsion of water by nonpolar molecules
CHydrogen bonding
DIonic interactions
Question 187Single Answer
Which of the following is a polar amino acid?
AAlanine
BValine
CSerine
DPhenylalanine
Question 188Single Answer
Which of the following is a nonpolar amino acid?
AGlutamic acid
BLysine
CLeucine
DAspartic acid
Question 189Single Answer
The secondary structure of a protein refers to:
AThe sequence of amino acids
BLocal folding patterns like alpha-helices and beta-sheets
CThe overall three-dimensional shape
DThe interaction with other protein subunits
Question 190Single Answer
Tertiary structure of a protein is stabilized by:
APeptide bonds
BHydrogen bonds, hydrophobic interactions, ionic bonds, and disulfide bonds
COnly covalent bonds
DOnly hydrogen bonds
Question 191Single Answer
The region of the ocean that receives sufficient sunlight for photosynthesis is called the:
AAbyssal zone
BNeritic zone
CEuphotic zone
DBathypelagic zone
Question 192Single Answer
Which of the following is the most stable marine environment?
ACoral reefs
BMangrove swamps
COpen ocean (Pelagic zone)
DDeep-sea trenches
Question 193
The salinity of seawater is approximately:
Question 194
5%
b)
Question 195
0%
c)
Question 196
5%
d)
Question 197Single Answer
Which of the following marine environments is characterized by extreme temperature variations and high biodiversity?
AHydrothermal vents
BOpen ocean
CCoral reefs
DPolar ice shelves
Question 198Single Answer
Thermocline in oceans refers to:
AA layer where temperature changes rapidly with depth
BA region of constant temperature
CThe uppermost layer of the ocean
DThe deep ocean floor
Question 199Single Answer
Which of the following is a primary producer in the marine food chain?
AZooplankton
BPhytoplankton
CCrustaceans
DMolluscs
Question 200Single Answer
Which pigment is responsible for the green color in most marine algae?
APhycocyanin
BCarotenoids
CChlorophyll-a
DRhodopsin
Question 201Single Answer
Which marine plant is known for its ability to stabilize coastal sediments?
ASeaweed
BSeagrass
CMangroves
DKelp
Question 202Single Answer
Mangroves play a crucial role in:
AOpen ocean productivity
BCoral reef bleaching
CShoreline protection and sediment trapping
DFormation of deep-sea trenches
Question 203Single Answer
Which type of algae is rich in carrageenan, a substance used in food processing?
AGreen algae
BBrown algae
CRed algae
DBlue-green algae
Question 204Single Answer
Zooplankton are primarily:
APhotosynthetic organisms
BDecomposers
CPrimary producers
DHeterotrophic consumers
Question 205Single Answer
The most abundant type of zooplankton in marine ecosystems is: