Q. Which method is often used in forensic science for group identification? (2023)
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A.
Mass spectrometry
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B.
Filtration
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C.
Titration
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D.
Chromatography
Solution
Mass spectrometry is widely used in forensic science for the identification of substances and groups due to its accuracy and sensitivity.
Correct Answer: A — Mass spectrometry
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Q. Which mountain range separates Europe and Asia? (2019)
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A.
Himalayas
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B.
Andes
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C.
Ural Mountains
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D.
Rocky Mountains
Solution
The Ural Mountains separate Europe and Asia.
Correct Answer: C — Ural Mountains
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Q. Which mountain range separates Europe from Asia?
-
A.
Himalayas
-
B.
Andes
-
C.
Ural Mountains
-
D.
Rocky Mountains
Solution
The Ural Mountains are traditionally considered the natural boundary between Europe and Asia.
Correct Answer: C — Ural Mountains
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Q. Which movement was launched by Mahatma Gandhi in 1930? (1930)
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A.
Non-Cooperation Movement
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B.
Civil Disobedience Movement
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C.
Quit India Movement
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D.
Swadeshi Movement
Solution
The Civil Disobedience Movement was launched by Gandhi in 1930 to resist British rule through non-violent means.
Correct Answer: B — Civil Disobedience Movement
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Q. Which number does not belong in the following series?
Solution
All options are even numbers, but 2 is the only prime number.
Correct Answer: A — 2
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Q. Which number is missing in the series: 5, 10, 15, ?, 25
Solution
The pattern is adding 5 each time. 15 + 5 = 20.
Correct Answer: B — 20
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Q. Which number is the odd one out? 1, 3, 5, 7, 9, 10 (2022)
Solution
10 is an even number; the others are odd.
Correct Answer: D — 10
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Q. Which number is the odd one out? 11, 13, 15, 17 (2022)
Solution
15 is not a prime number; the others are prime.
Correct Answer: C — 15
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Q. Which number is the odd one out? 2, 4, 6, 9 (2021)
Solution
9 is the only odd number; all others are even.
Correct Answer: D — 9
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Q. Which number will come next in the series: 1, 1, 2, 3, 5, 8, ?
Solution
This is the Fibonacci series where the next number is the sum of the previous two. 5 + 8 = 13.
Correct Answer: A — 10
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Q. Which number will replace the question mark in the following series: 2, 4, 8, 16, ? (2020)
Solution
The series is a geometric progression where each number is multiplied by 2. Thus, 16 * 2 = 32.
Correct Answer: C — 32
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Q. Which number will replace the question mark? 1, 1, 2, 3, 5, ?
Solution
This is the Fibonacci series where the next number is the sum of the previous two. 3 + 5 = 8.
Correct Answer: A — 7
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Q. Which number will replace the question mark? 3, 9, 27, ? (2023)
Solution
The pattern is multiplying by 3: 3*3=9, 9*3=27, 27*3=81.
Correct Answer: B — 81
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Q. Which ocean is the largest by surface area?
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A.
Atlantic Ocean
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B.
Indian Ocean
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C.
Arctic Ocean
-
D.
Pacific Ocean
Solution
The Pacific Ocean is the largest ocean, covering more area than all the continents combined.
Correct Answer: D — Pacific Ocean
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Q. Which ocean is the largest? (2020)
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A.
Atlantic Ocean
-
B.
Indian Ocean
-
C.
Arctic Ocean
-
D.
Pacific Ocean
Solution
The largest ocean in the world is the Pacific Ocean.
Correct Answer: D — Pacific Ocean
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Q. Which of the following best describes a 'constraint' in physics? (2019)
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A.
A limitation on the motion of a system
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B.
A force acting on an object
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C.
A type of energy transfer
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D.
A method of calculating speed
Solution
A constraint is a limitation that restricts the motion or behavior of a system.
Correct Answer: A — A limitation on the motion of a system
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Q. Which of the following best describes figural memory? (2022)
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A.
Memory for facts and concepts
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B.
Memory for visual and spatial information
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C.
Memory for language and grammar
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D.
Memory for emotional experiences
Solution
Figural memory pertains to the recall of visual and spatial information.
Correct Answer: B — Memory for visual and spatial information
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Q. Which of the following best describes potential energy? (2022)
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A.
Energy of motion
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B.
Energy stored due to position
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C.
Energy transferred through heat
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D.
Energy due to mass
Solution
Potential energy is the energy stored in an object due to its position or configuration, such as an object held at a height.
Correct Answer: B — Energy stored due to position
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Q. Which of the following best describes the concept of inertia? (2020)
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A.
The tendency of an object to resist changes in its state of motion
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B.
The force that causes an object to accelerate
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C.
The energy stored in an object due to its position
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D.
The mass of an object multiplied by its velocity
Solution
Inertia is defined as the tendency of an object to resist changes in its state of motion, which is directly related to its mass.
Correct Answer: A — The tendency of an object to resist changes in its state of motion
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Q. Which of the following can affect the accuracy of a compass? (2022)
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A.
Metal objects nearby
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B.
High altitudes
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C.
Water bodies
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D.
Wind direction
Solution
Metal objects can create magnetic interference, affecting the accuracy of a compass.
Correct Answer: A — Metal objects nearby
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Q. Which of the following can be a cause of inflation? (2021)
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A.
Increased demand for goods
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B.
Decreased supply of goods
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C.
Increased production costs
-
D.
All of the above
Solution
All of the options listed can contribute to inflation, including increased demand, decreased supply, and increased production costs.
Correct Answer: D — All of the above
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Q. Which of the following describes the concept of work in physics? (2019)
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A.
Force applied over a distance
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B.
Energy stored in an object
-
C.
Power multiplied by time
-
D.
Mass times acceleration
Solution
Work is defined as the product of force applied over a distance in the direction of the force.
Correct Answer: A — Force applied over a distance
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Q. Which of the following describes the motion of an object in free fall? (2022)
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A.
Constant speed
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B.
Accelerated motion
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C.
Uniform motion
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D.
Cyclic motion
Solution
An object in free fall experiences accelerated motion due to the force of gravity.
Correct Answer: B — Accelerated motion
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Q. Which of the following does not belong to the group? (2019)
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A.
Sodium
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B.
Potassium
-
C.
Calcium
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D.
Chlorine
Solution
Chlorine is a non-metal, while the others are metals.
Correct Answer: D — Chlorine
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Q. Which of the following does not belong to the same category?
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A.
Lion
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B.
Tiger
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C.
Elephant
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D.
Cheetah
Solution
Elephant is a herbivore, while the others are carnivores.
Correct Answer: C — Elephant
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Q. Which of the following does not fit in the group?
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A.
Red
-
B.
Blue
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C.
Green
-
D.
Circle
Solution
Circle is a shape, while the others are colors.
Correct Answer: D — Circle
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Q. Which of the following does not fit with the others?
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A.
Mercury
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B.
Venus
-
C.
Earth
-
D.
Sunflower
Solution
Sunflower is a plant, while the others are planets.
Correct Answer: D — Sunflower
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Q. Which of the following does not fit?
-
A.
Mercury
-
B.
Venus
-
C.
Earth
-
D.
Sunflower
Solution
Sunflower is a plant, while the others are planets.
Correct Answer: D — Sunflower
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Q. Which of the following does not follow the same pattern?
Solution
All options are perfect squares except 1 which is not a square of a whole number.
Correct Answer: A — 1
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Q. Which of the following figures can be formed by folding the given paper?
Solution
Figure C can be formed by folding the paper along the indicated lines.
Correct Answer: C — C
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