To boost your performance in OAVS TGT Science exam, practice each question regularly and with focus. Every question tests your subject understanding, so solve them one at a time. Taking a quiz improves your speed and accuracy. Practicing topic-wise MCQs. Students benefit greatly from reviewing questions with answer keys, which help clarify concepts and strengthen Questions knowledge for success in OAVS TGT Science exams.
Latest OAVS TGT Science Exam Question (Objective Questions), MCQ in English
The payment was collected by the hardworking salesman.
A.The hardworking salesman collected the payment.
B.the salesman who worked heard was able to collect the payment.
C.to collect the payment the salesman had to work hard.
D.The hardworking salesman was able to collect the payment.
Q 4 :
I had to stop all my work to complete this project.
A.All other work had to be stopped to complete this project by me
B.For completing this project all other work must be stopped
C.For completing this project I had to stop all my work
D.To complete this project all other work had been stopped by me
Q 5 :
They have published the names of all the successful candidates.
A.The candidates who have succeeded their names they had published.
B.The names of all the successful candidates have been published by them
C.The candidates who have succeeded their names have been published by them.
D.The names of all the successful candidate were published by them.
Q 6 :
The online shopping site lowered the prices.
A.Lowering of the prices was done by the online shopping site
B.The prices were lowered by the online shopping site
C.The prices had been lowered by the online shopping site
D.The prices have been lowered by the online shopping site
Q 7 :
Who taught you to drive a truck ?
A.To drive a truck by whom were you taught?
B.Driving a truck by who were you taught?
C.Driving a truck by who were you being taught?
D.By whom were you taught to drive a truck?
Q 8 :
We shall invite Suresh.
A.Suresh would be invited by us
B.Suresh would have been invited by us
C.Suresh will be invited by us
D.Suresh will have been invited by us
Q 9 :
Dark clouds have overcast the evening sky.
A.By the dark clouds the evening sky was overcast.
B.The evening sky has been overcast by the dark clouds.
C.Dark clouds overcastted the evening sky.
D.The sky of the evening was overcasted by dark clouds.
Q 10 :
The partners will celebrate their triumph tomorrow.
A.The triumph would be celebrated by the partners a day before
B.The triumph would be celebrated by the partners a day after
C.The triumph would have been celebrated by the partners a day after
D.The triumph will have been celebrated by the partners tomorrow
Q 11 :
The Finance Department has ……………a centralized online databank system for all statutory government bodies to …………an eye on their assets and liabilities.
A. presented , stay
B.introduced , keep
C.announce , make
D.created , let
E.proclaimed , hold
Q 12 :
Assets
A.liabilities
B.responsibilities
C.estates
D.profits
Q 13 :
Affidavit
A. Affirmation
B.Slander
C.Oath
D.Testimony
Q 14 :
Hollow
A.Alveolate
B.Cleft
C. Cavernous
D.Solid
Q 15 :
Cosset
A.Ignoreb
B.Close
C.Caress
D.Fondle
Q 16 :
Ogle
A.Leer
B.Gaze
C.Ignore
D.Gawk
Q 17 :
Intrinsic
A.Elemental
B.Innate
C.Connate
D.Acquired
Q 18 :
Coalesce
A.Separate
B.Adhere
C.Cleave
D.Amalgamate
Q 19 :
Loiter
A.lag
B.Hasten
C.Amble
D.Loii
Q 20 :
The protests were......... at ......... awareness among the elite and the educated.
What is the name of the next phase of India’s semiconductor programme notified by the Government in August 2026?
A.Chip India 3.0
B.India Chip Mission
C.Semicon 2.0
D.Semiconductor Bharat
Q 42 :
Which country conferred its highest honour for foreign leaders, the ‘Oliy Darajali Do‘stlik Order’, on Prime Minister Narendra Modi?
A.Kazakhstan
B.Kyrgyzstan
C.Uzbekistan
D.Tajikistan
Q 43 :
Where was the 2026 SCO Leaders’ Summit held?
A.Tashkent
B.Bishkek
C.Dushanbe
D.Astana
Q 44 :
India and Uzbekistan recently upgraded their bilateral relationship to which level?
A.Strategic Partnership
B.Economic Partnership
C.Comprehensive Strategic Partnership
D.Defence Partnership
Q 45 :
Which two organisations signed an MoU to promote smart domestic PNG meters?
A.ONGC and IOCL
B.GAIL and NTPC
C.PNGRB and EESL
D.HPCL and BPCL
Q 46 :
The 2026 Asian Games are being hosted in which country?
A.China
B.South Korea
C.Japan
D.India
Q 47 :
The host region for the 2026 Asian Games is?
A.Aichi–Nagoya
B.Osaka–Kobe
C.Tokyo–Yokohama
D.Kyoto–Nara
Q 48 :
The 2026 Asian Games are which edition of the Asian Games?
A.18th
B.19th
C.21st
D.20th
Q 49 :
Which country hosted the 2026 Commonwealth Games?
A.Australia
B.Scotland
C.Canada
D.India
Q 50 :
The 2026 Commonwealth Games were held in which city?
A.Edinburgh
B.Glasgow
C.Aberdeen
D.Dundee
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OAVS TGT (Science) Exam Question Bank Book - English
Which Indian city was confirmed as host of the 2030 Commonwealth Games?
A.Mumbai
B.Ahmedabad
C.New Delhi
D.Bengaluru
Q 52 :
Which Indian judoka won a gold medal at the Glasgow Commonwealth Games 2026?
A.Vijay Yadav
B.Tulika Maan
C.Avtar Singh
D.Harsh Singh
Q 53 :
Which Indian female judoka won gold at the 2026 Commonwealth Games?
A.Garima Chaudhary
B.Sushila Likmabam
C.Asmita Dey
D.Tulika Maan
Q 54 :
Which Indian badminton doubles pair won the China Masters in September 2026?
A.Lakshya Sen–Kidambi Srikanth
B.Satwiksairaj Rankireddy–Chirag Shetty
C.Dhruv Kapila–Arjun Madathil
D.Krishna Prasad–Vishnuvardhan Goud
Q 55 :
Who won the 2026 US Open women's singles title?
A.Elena Rybakina
B.Aryna Sabalenka
C.Iga Świątek
D.Coco Gauff
Q 56 :
The 2026 FIFA World Cup is being jointly hosted by?
A.Spain, Portugal and Morocco
B.USA, Canada and Mexico
C.Brazil, Argentina and Uruguay
D.Germany, France and Italy
Q 57 :
How many teams are participating in the expanded FIFA World Cup 2026?
A.32
B.48
C.40
D.36
Q 58 :
Which country hosted the 2026 Winter Olympics along with the city of Milan?
A.Switzerland
B.Italy
C.France
D.Austria
Q 59 :
The 2026 Winter Olympics were known as?
A.Rome–Turin 2026
B.Turin–Cortina 2026
C.Venice–Milan 2026
D.Milano Cortina 2026
Q 60 :
The 2026 Winter Paralympics were held in?
A.France
B.Italy
C.Switzerland
D.Norway
Q 61 :
Which city hosted the 2026 Commonwealth Games?
A.Glasgow
B.Birmingham
C.Cardiff
D.Manchester
Q 62 :
Which Indian cricketer scored 117 in the first Test against Sri Lanka at Galle in 2026, according to the August current-affairs roundup?
A.Yashasvi Jaiswal
B.Shubman Gill
C.Devdutt Padikkal
D.Ruturaj Gaikwad
Q 63 :
India won the first Test against Sri Lanka at Galle in 2026 by?
A.105 runs
B.125 runs
C.165 runs
D.205 runs
Q 64 :
Which Indian wicketkeeper-batter scored 115 in the second Test against Sri Lanka mentioned in the August 2026 roundup?
A.Rishabh Pant
B.KL Rahul
C.Dhruv Jurel
D.Sanju Samson
Q 65 :
The Women's T20 Asia Cup 2026 commenced in which region?
A.Bangladesh
B.Sri Lanka
C.UAE
D.India
Q 66 :
Which body governs international cricket?
A.ICC
B.FIFA
C.FIH
D.BWF
Q 67 :
Which organization governs international badminton?
A.ITF
B.BWF
C.FIDE
D.FIH
Q 68 :
Which body governs international chess?
A.IOC
B.FIFA
C.FIDE
D.ATP
Q 69 :
The headquarters of the International Olympic Committee is in?
A.Geneva
B.Paris
C.Zurich
D.Lausanne
Q 70 :
Which country will host the 2028 Summer Olympics?
A.France
B.Japan
C.Australia
D.USA
Reasoning
Q 71 :
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?
A.Two
B.Three
C.Five
D.Four
E.None of these
Q 72 :
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
A.True
B.False
C.Uncertain
D.None
Q 73 :
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.
A.A
B.E
C.T
D.X
E.Y
Q 74 :
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?
A.None
B.One
C.Two
D.Three
E.More than three
Q 75 :
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?
A.None
B.One
C.Two
D.Three
E.More than three
Q 76 :
How many meaningful words can be made from the letters ‘LMEA’ using each letter only once in each word?
A.None
B.One
C.Two
D.Three
E.More than three
Q 77 :
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.
A.T
B.L
C.E
D.Y
E.X
Q 78 :
If the letters of the word HANDOVER are arranged alphabetically from left to right how many letters will remain at the same position?
A.None
B.One
C.Two
D.Three
E.More than three
Q 79 :
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?
A.None
B.One
C.Two
D.Three
E.More than three
Q 80 :
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’.
A.V
B.T
C.E
D.A
E.B
Q 81 :
Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet ?
A.X
B.W
C.I
D.H
Q 82 :
If the third alphabet of each of the words is changed to the next alphabet in the English alphabetical series, which of the following will form a meaningful English word?
A.SUM
B.BIG
C.Both BIG and THE
D.FOR
E.Both FOR and BIG
Q 83 :
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be second from the right ?
A.AND
B.FOR
C.THE
D.BIG
E.SUM
Q 84 :
If second alphabet in each of the words is changed to next alphabet in the English alphabetical order, how many words having two vowels (same or different vowels) will be formed ?
A.None
B.One
C.Two
D.Three
E.Four
Q 85 :
How many letters are there in the English alphabetical series between the second letter of the word which is second from the right and the second letter of the word which is second from the left of the given words?
A.Two
B.Five
C.Six
D.Nine
E.Three
Q 86 :
What is the next number in the series: 2, 4, 6, 8, ?
A.9
B.11
C.10
D.12
Q 87 :
What comes next in the series: A, B, C, D, ?
A.F
B.E
C.G
D.H
Q 88 :
What is the missing number in the series: 1, 4, 9, 16, ?
A.20
B.36
C.30
D.25
Q 89 :
What follows in the series: 3, 6, 9, 12, ?
A.13
B.15
C.14
D.16
Q 90 :
What is the next term in the series: J, F, M, A, ?
A.M
B.J
C.S
D.O
Q 91 :
What comes next: 5, 10, 15, 20, ?
A.25
B.30
C.35
D.40
Q 92 :
What is the missing letter: A, C, E, G, ?
A.H
B.J
C.I
D.K
Q 93 :
What follows: 1, 8, 27, 64, ?
A.81
B.100
C.125
D.144
Q 94 :
What is next in the series: 10, 20, 30, 40, ?
A.45
B.55
C.50
D.60
Q 95 :
What comes after: Z, Y, X, W, ?
A.S
B.U
C.T
D.V
Q 96 :
What is the next number: 4, 9, 16, 25, ?
A.36
B.32
C.49
D.64
Q 97 :
What follows in the series: 1, 3, 5, 7, ?
A.8
B.10
C.9
D.11
Q 98 :
What is the missing term: O, T, T, F, ?
A.S
B.F
C.E
D.N
Q 99 :
What comes next: 7, 14, 21, 28, ?
A.35
B.32
C.30
D.42
Q 100 :
What is the next letter: B, D, F, H, ?
A.I
B.L
C.K
D.J
Concerned Subject (Science) & Methodology
Q 101 :
According to the Brønsted-Lowry concept, an acid is a substance that?
A.Accepts an electron pair
B.Produces only hydroxide ions
C.Donates a proton
D.Accepts a proton
Q 102 :
Which species acts as a Lewis acid?
A.NH₃
B.OH⁻
C.H₂O
D.BF₃
Q 103 :
According to Lewis theory, a base is a species that?
A.Donates an electron pair
B.Accepts a proton only
C.Accepts an electron pair
D.Produces H⁺ only
Q 104 :
The conjugate base of H₂CO₃ is?
A.HCO₃⁻
B.CO₃²⁻
C.H₃O⁺
D.OH⁻
Q 105 :
The conjugate acid of NH₃ is?
A.NH₂⁻
B.NH₄OH
C.N₂H₄
D.NH₄⁺
Q 106 :
Which substance can behave both as a Brønsted acid and a Brønsted base?
A.CH₄
B.Cl⁻
C.Na⁺
D.HCO₃⁻
Q 107 :
Which acid is considered strong in aqueous solution?
A.CH₃COOH
B.H₂CO₃
C.HCl
D.HCN
Q 108 :
Which is a weak base?
A.NH₃
B.KOH
C.NaOH
D.Ba(OH)₂
Q 109 :
The pH of a neutral aqueous solution at 25°C is?
A.0
B.1
C.14
D.7
Q 110 :
If the hydrogen-ion concentration is 1 × 10⁻³ mol L⁻¹, the pH is?
A.2
B.3
C.10
D.11
Q 111 :
If [OH⁻] = 1 × 10⁻⁴ mol L⁻¹ at 25°C, the pOH is?
A.10
B.4
C.7
D.14
Q 112 :
At 25°C, the relationship between pH and pOH is?
A.pH − pOH = 14
B.pH × pOH = 14
C.pH/pOH = 14
D.pH + pOH = 14
Q 113 :
The ionic product of water at 25°C is approximately?
A.10⁻⁷
B.10⁻¹
C.10⁻¹⁴
D.10¹⁴
Q 114 :
A solution having pH 2 is how many times more acidic in terms of [H⁺] than a solution having pH 4?
A.2 times
B.100 times
C.10 times
D.1000 times
Q 115 :
Phenolphthalein is generally colorless in?
A.Strongly basic solution
B.Sodium hydroxide solution
C.Alkaline solution only
D.Acidic solution
Q 116 :
Phenolphthalein develops which color in a basic medium?
A.Pink
B.Blue
C.Yellow
D.Orange
Q 117 :
Methyl orange is red in?
A.Salt solution only
B.Strongly alkaline medium
C.Neutral medium only
D.Acidic medium
Q 118 :
Blue litmus paper turns red when placed in?
A.NaOH solution
B.Distilled water
C.NaCl solution
D.Acidic solution
Q 119 :
Red litmus paper turns blue in?
A.HCl
B.H₂SO₄
C.NaOH
D.CH₃COOH
Q 120 :
Which natural substance is commonly used as an acid-base indicator?
A.Sodium chloride
B.Turmeric
C.Sugar
D.Starch
Q 121 :
Turmeric generally changes to reddish-brown in the presence of?
A.Acid
B.Distilled water
C.Neutral salt
D.Base
Q 122 :
The acid present predominantly in vinegar is?
A.Acetic acid
B.Citric acid
C.Oxalic acid
D.Formic acid
Q 123 :
The major acid naturally present in citrus fruits is?
A.Citric acid
B.Formic acid
C.Lactic acid
D.Acetic acid
Q 124 :
Formic acid is naturally associated with?
A.Tamarind only
B.Milk
C.Vinegar
D.Ant sting
Q 125 :
Lactic acid is associated with?
A.Curd
B.Common salt
C.Baking soda
D.Limestone
Q 126 :
Which acid is present in gastric juice?
A.HNO₃
B.HCl
C.H₂SO₄
D.H₃PO₄
Q 127 :
Which substance is commonly used as an antacid?
A.Sodium chloride
B.Magnesium hydroxide
C.Copper sulfate
D.Potassium nitrate
Q 128 :
A salt formed from a strong acid and a strong base generally gives an aqueous solution that is?
A.Approximately neutral
B.Basic
C.Acidic
D.Always strongly alkaline
Q 129 :
Which salt gives an acidic aqueous solution due to hydrolysis?
A.NaCl
B.KNO₃
C.Na₂CO₃
D.NH₄Cl
Q 130 :
Which salt normally produces a basic aqueous solution?
A.Na₂CO₃
B.KCl
C.NaNO₃
D.NH₄Cl
Q 131 :
Sodium carbonate is a salt of?
A.Weak acid and strong base
B.Strong acid and strong base
C.Strong acid and weak base
D.Weak acid and weak base only
Q 132 :
Ammonium chloride is formed from?
A.H₂CO₃ and NaOH
B.HCl and NH₃/NH₄OH
C.HNO₃ and KOH
D.HCl and NaOH
Q 133 :
Hydrolysis of acetate ions in sodium acetate solution results in formation of?
A.H⁺
B.Cl⁻
C.OH⁻
D.NO₃⁻
Q 134 :
Which species is the conjugate base of HSO₄⁻?
A.H₂SO₄
B.H₃O⁺
C.SO₄²⁻
D.SO₂
Q 135 :
Which species is the conjugate acid of H₂O?
A.OH⁻
B.O²⁻
C.H₃O⁺
D.H₂O₂
Q 136 :
In the reaction HCl + H₂O → H₃O⁺ + Cl⁻, water acts as?
A.Brønsted base
B.Brønsted acid
C.Lewis acid only
D.Neutral salt
Q 137 :
In NH₃ + H₂O ⇌ NH₄⁺ + OH⁻, NH₃ acts as?
A.Proton donor
B.Oxidizing agent
C.Proton acceptor
D.Strong acid
Q 138 :
Which molecule is electron deficient and therefore readily acts as a Lewis acid?
A.H₂O
B.NH₃
C.BF₃
D.CH₄
Q 139 :
Which ion is capable of donating an electron pair?
A.OH⁻
B.Al³⁺
C.H⁺
D.Fe³⁺
Q 140 :
The strength of an acid in water primarily depends on its tendency to?
A.Accept electrons only
B.Form metals
C.Produce precipitates
D.Donate protons
Q 141 :
The stronger an acid, generally the weaker its?
A.Solvent
B.Conjugate acid
C.Conjugate base
D.Indicator
Q 142 :
Which pair represents a conjugate acid-base pair?
A.HCl and NaOH
B.H₂SO₄ and NaOH
C.NaCl and KCl
D.NH₄⁺ and NH₃
Q 143 :
A buffer solution primarily resists changes in?
A.Temperature
B.pH
C.Volume
D.Density
Q 144 :
An acidic buffer can be prepared using?
A.HCl and NaCl
B.NaOH and NaCl
C.CH₃COOH and CH₃COONa
D.HNO₃ and KNO₃
Q 145 :
A basic buffer can be prepared using?
A.NH₃ and NH₄Cl
B.HCl and NaCl
C.HNO₃ and KNO₃
D.H₂SO₄ and Na₂SO₄
Q 146 :
Which expression defines pH?
A.−log[H⁺]
B.log[H⁺]
C.−log[OH⁻]
D.log[OH⁻]
Q 147 :
Which expression defines pOH?
A.−log[H⁺]
B.log[OH⁻]
C.−log[OH⁻]
D.[H⁺][OH⁻]
Q 148 :
If pH = 9 at 25°C, pOH equals?
A.3
B.9
C.7
D.5
Q 149 :
A solution with pH 11 is?
A.Acidic
B.Necessarily a buffer
C.Neutral
D.Basic
Q 150 :
If pOH of a solution is 2, its pH at 25°C is?
A.2
B.12
C.7
D.16
Q 151 :
If [H⁺] = 10⁻⁵ M, then [OH⁻] at 25°C is?
A.10⁻⁵ M
B.10⁻⁷ M
C.10⁻⁹ M
D.10⁻¹⁴ M
Q 152 :
A decrease of one unit in pH corresponds to what change in hydrogen-ion concentration?
A.Twofold increase
B.No change
C.Hundredfold decrease
D.Tenfold increase
Q 153 :
The pH scale is logarithmic because?
A.Bases contain logarithms
B.Acids are always logarithmic compounds
C.Ion concentrations can vary over many orders of magnitude
D.Indicators require logarithms
Q 154 :
Which salt is expected to have pH greater than 7 in aqueous solution?
A.NaCl
B.CH₃COONa
C.NH₄NO₃
D.KCl
Q 155 :
Which salt is expected to have pH less than 7?
A.Na₂CO₃
B.NH₄Cl
C.CH₃COONa
D.KNO₃
Q 156 :
A neutralization reaction between an acid and a base generally produces?
A.Metal and hydrogen
B.Salt and water
C.Carbon dioxide only
D.Oxygen and salt
Q 157 :
HCl + NaOH → NaCl + H₂O is an example of?
A.Displacement only
B.Photochemical decomposition
C.Combustion
D.Neutralization
Q 158 :
Which equation is correctly balanced?
A.2H₂ + O₂ → 2H₂O
B.H₂ + O₂ → H₂O
C.H₂ + 2O₂ → H₂O
D.2H₂ + 2O₂ → H₂O
Q 159 :
Balancing a chemical equation is based on the law of?
A.Conservation of mass
B.Constant temperature
C.Multiple proportions only
D.Conservation of volume
Q 160 :
In a balanced chemical equation, the number of atoms of each element is?
A.Equal on both sides
B.Smaller on reactant side
C.Greater on product side
D.Unrelated on both sides
Q 161 :
CaO + H₂O → Ca(OH)₂ represents a?
A.Displacement reaction
B.Decomposition reaction
C.Combination reaction
D.Double displacement reaction
Q 162 :
CaCO₃ → CaO + CO₂ is classified as?
A.Thermal decomposition
B.Combination
C.Double displacement
D.Neutralization
Q 163 :
2AgCl → 2Ag + Cl₂ in sunlight is an example of?
A.Thermal decomposition
B.Neutralization
C.Combination
D.Photochemical decomposition
Q 164 :
Electrolysis of water represents?
A.Precipitation
B.Combination
C.Electrolytic decomposition
D.Neutralization
Q 165 :
Zn + CuSO₄ → ZnSO₄ + Cu is an example of?
A.Combination
B.Displacement
C.Decomposition
D.Neutralization
Q 166 :
AgNO₃ + NaCl → AgCl + NaNO₃ is an example of?
A.Double displacement
B.Combination
C.Combustion
D.Single displacement
Q 167 :
The white precipitate formed when AgNO₃ reacts with NaCl is?
A.Ag₂O
B.AgCl
C.NaNO₃
D.Na₂O
Q 168 :
A reaction involving gain of oxygen is commonly described as?
A.Reduction
B.Oxidation
C.Neutralization
D.Hydrolysis
Q 169 :
Removal of oxygen from a compound is generally termed?
A.Oxidation
B.Combustion
C.Reduction
D.Hydration
Q 170 :
A reaction in which oxidation and reduction occur simultaneously is called?
A.Redox reaction
B.Neutralization reaction
C.Precipitation reaction
D.Polymerization reaction
Q 171 :
The term science is best understood as?
A.A fixed collection of unquestionable facts
B.A method based only on memorization
C.A collection of personal beliefs
D.A systematic process and organized body of knowledge
Q 172 :
Which characteristic most clearly distinguishes scientific knowledge from personal opinion?
A.Scientific knowledge never changes
B.Scientific knowledge is based on systematic evidence
C.Scientific knowledge depends on authority alone
D.Scientific knowledge avoids observation
Q 173 :
The nature of science emphasizes that scientific knowledge is?
A.Tentative but reliable
B.Absolutely unchangeable
C.Independent of evidence
D.Entirely subjective
Q 174 :
Scientific knowledge is described as tentative because it?
A.May be revised in the light of new evidence
B.Has no practical value
C.Is always incorrect
D.Cannot be tested
Q 175 :
Which activity is most fundamental to scientific inquiry?
A.Memorizing conclusions
B.Blind acceptance
C.Systematic observation
D.Avoiding questions
Q 176 :
Science primarily attempts to understand?
A.Only supernatural phenomena
B.Natural phenomena through systematic investigation
C.Personal preferences
D.Unverified traditions
Q 177 :
Scientific explanations are expected to be?
A.Consistent with available evidence
B.Based entirely on authority
C.Impossible to test
D.Independent of observations
Q 178 :
Which is an essential characteristic of scientific investigation?
A.Secrecy
B.Dogmatism
C.Testability
D.Personal preference
Q 179 :
Replication in science is important because it helps?
A.Eliminate observation
B.Establish reliability of findings
C.Prevent verification
D.Replace experimentation
Q 180 :
Objectivity in science primarily requires a scientist to?
A.Accept only expected results
B.Ignore contradictory evidence
C.Base conclusions on evidence rather than personal bias
D.Avoid measurement
Q 181 :
Which statement best represents the dynamic nature of science?
A.Scientific ideas cannot be modified
B.Scientific explanations may develop as evidence increases
C.Science consists only of established facts
D.Scientific theories are permanent truths
Q 182 :
Observation differs from inference because observation is primarily?
A.A personal belief
B.An explanation derived from observations
C.Always a prediction
D.Information obtained through senses or instruments
Q 183 :
A student sees water droplets on the outside of a cold glass. Which statement is an observation?
A.Humidity caused the condensation
B.Water vapor condensed because the glass was cold
C.Water droplets are present on the glass
D.The temperature reached the dew point
Q 184 :
Which statement about scientific theories is correct?
A.They are merely unsupported guesses
B.They are well-supported explanatory frameworks
C.They automatically become laws
D.They cannot generate predictions
Q 185 :
A scientific law primarily describes?
A.An unsupported assumption
B.Why every natural phenomenon occurs
C.A consistent pattern or relationship in nature
D.A personal scientific opinion
Q 186 :
Which statement correctly distinguishes a scientific theory from a scientific law?
A.Laws cannot be tested
B.A law is a theory after sufficient proof
C.Theories contain no evidence
D.A theory explains phenomena, while a law generally describes a pattern or relationship
Q 187 :
Scientific models are mainly used to?
A.Prove ideas without evidence
B.Replace all observations
C.Represent and explain systems or phenomena
D.Eliminate abstraction
Q 188 :
Which is an example of a scientific model?
A.Unverified rumor
B.Personal opinion about an atom
C.Model of an atom
D.Literary metaphor only
Q 189 :
Scientific creativity is particularly important while?
A.Copying observations without thought
B.Developing hypotheses and designing investigations
C.Memorizing terminology only
D.Avoiding alternative explanations
Q 190 :
A hypothesis should ideally be?
A.Testable
B.Impossible to examine
C.Based solely on belief
D.Permanently accepted
Q 191 :
Which statement represents a testable hypothesis?
A.Increasing light intensity within a suitable range increases the photosynthetic rate
B.Plants grow because nature wants them to
C.Every unexplained event is supernatural
D.Beautiful plants grow faster
Q 192 :
A controlled experiment is especially useful for?
A.Examining cause-and-effect relationships
B.Eliminating variables entirely
C.Avoiding data collection
D.Confirming every hypothesis automatically
Q 193 :
In an experiment, the factor deliberately changed by the investigator is the?
A.Controlled variable
B.Dependent variable
C.Independent variable
D.Extraneous conclusion
Q 194 :
The variable measured as an outcome in an experiment is the?
A.Independent variable
B.Dependent variable
C.Constant
D.Hypothesis
Q 195 :
Variables intentionally kept unchanged during an experiment are called?
A.Experimental conclusions
B.Dependent variables
C.Controlled variables
D.Hypotheses
Q 196 :
The primary function of a control group is to?
A.Change every variable
B.Provide a basis for comparison
C.Guarantee the hypothesis is correct
D.Eliminate data analysis
Q 197 :
Which process skill involves arranging objects according to similarities and differences?
A.Prediction
B.Classification
C.Measurement
D.Experimentation
Q 198 :
Estimating what may happen on the basis of evidence is called?
A.Classification
B.Prediction
C.Observation
D.Measurement
Q 199 :
Giving a possible explanation for an observed event involves?
