Q. Which of the following represents the solution to the inequality 6x - 4 ≤ 2x + 8?
A.
x ≤ 3
B.
x ≥ 3
C.
x < 3
D.
x > 3
Show solution
Solution
6x - 4 ≤ 2x + 8 => 4x ≤ 12 => x ≤ 3.
Correct Answer:
B
— x ≥ 3
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Q. Which of the following represents the solution to the inequality 7x - 4 < 10?
A.
x < 2
B.
x > 2
C.
x < 3
D.
x > 3
Show solution
Solution
7x - 4 < 10 => 7x < 14 => x < 2.
Correct Answer:
C
— x < 3
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Q. Which of the following represents the solution to the inequality x/3 + 2 < 5?
A.
x < 9
B.
x > 9
C.
x < 6
D.
x > 6
Show solution
Solution
x/3 + 2 < 5 => x/3 < 3 => x < 9.
Correct Answer:
A
— x < 9
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Q. Which of the following represents the solution to the inequality x/3 - 2 < 1?
A.
x < 9
B.
x > 9
C.
x ≤ 9
D.
x ≥ 9
Show solution
Solution
x/3 - 2 < 1 => x/3 < 3 => x < 9.
Correct Answer:
A
— x < 9
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Q. Which of the following revolutions is associated with the establishment of constitutional governance in England?
A.
Glorious Revolution
B.
American Revolution
C.
French Revolution
D.
Industrial Revolution
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Solution
The Glorious Revolution of 1688 is associated with the establishment of constitutional governance in England, limiting the powers of the monarchy.
Correct Answer:
A
— Glorious Revolution
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Q. Which of the following revolutions is associated with the phrase 'Liberty, Equality, Fraternity'?
A.
American Revolution
B.
French Revolution
C.
Russian Revolution
D.
Industrial Revolution
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Solution
The phrase 'Liberty, Equality, Fraternity' is associated with the French Revolution, which emphasized these ideals as fundamental rights.
Correct Answer:
B
— French Revolution
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Q. Which of the following revolutions is associated with the rise of industrial capitalism in the 18th century?
A.
American Revolution
B.
French Revolution
C.
Industrial Revolution
D.
Russian Revolution
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Solution
The Industrial Revolution, which began in the late 18th century, marked the transition to industrial capitalism, characterized by the growth of factories, mechanization, and urbanization.
Correct Answer:
C
— Industrial Revolution
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Q. Which of the following revolutions is known for the phrase 'Liberty, Equality, Fraternity'?
A.
The American Revolution.
B.
The French Revolution.
C.
The Russian Revolution.
D.
The Industrial Revolution.
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Solution
The phrase 'Liberty, Equality, Fraternity' is famously associated with the French Revolution, encapsulating its core ideals.
Correct Answer:
B
— The French Revolution.
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Q. Which of the following revolutions is often cited as a precursor to the American Revolution?
A.
The French Revolution.
B.
The Glorious Revolution.
C.
The Haitian Revolution.
D.
The Industrial Revolution.
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Solution
The Glorious Revolution of 1688 is often cited as a precursor to the American Revolution, as it established principles of constitutional monarchy and parliamentary sovereignty.
Correct Answer:
B
— The Glorious Revolution.
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Q. Which of the following rights is available only to citizens and not to foreigners?
A.
Right to Equality
B.
Right to Freedom of Speech
C.
Right to Constitutional Remedies
D.
Right to Freedom of Religion
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Solution
The Right to Constitutional Remedies is available only to citizens of India as per Article 32.
Correct Answer:
C
— Right to Constitutional Remedies
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Q. Which of the following rights is available only to citizens of India?
A.
Right to Equality
B.
Right to Freedom of Speech
C.
Right to Constitutional Remedies
D.
Right to Property
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Solution
The Right to Property was originally a Fundamental Right but is now a legal right; however, the other rights mentioned are available to all persons.
Correct Answer:
D
— Right to Property
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Q. Which of the following rights is considered a 'negative right'?
A.
Right to Life
B.
Right to Freedom of Speech
C.
Right to Equality
D.
Right to Property
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Solution
The Right to Freedom of Speech is considered a negative right as it requires the state to refrain from interference.
Correct Answer:
B
— Right to Freedom of Speech
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Q. Which of the following rivers is known as the 'Sorrow of Bengal' due to its frequent flooding?
A.
Ganges
B.
Brahmaputra
C.
Yamuna
D.
Godavari
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Solution
The Brahmaputra River is often referred to as the 'Sorrow of Bengal' because of its tendency to flood, causing significant damage to the region.
Correct Answer:
B
— Brahmaputra
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Q. Which of the following rivers is known as the 'Sorrow of Bihar'?
A.
Ganga
B.
Kosi
C.
Yamuna
D.
Brahmaputra
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Solution
The Kosi River is known as the 'Sorrow of Bihar' due to its frequent flooding.
Correct Answer:
B
— Kosi
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Q. Which of the following rivers is the longest in the world? (2021)
A.
Amazon River
B.
Nile River
C.
Yangtze River
D.
Mississippi River
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Solution
The Nile River is traditionally considered the longest river in the world, measuring about 6,650 kilometers.
Correct Answer:
B
— Nile River
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Q. Which of the following rivers is the longest river in India?
A.
Ganges
B.
Brahmaputra
C.
Indus
D.
Godavari
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Solution
The Indus River is the longest river in India, flowing for about 3,180 kilometers.
Correct Answer:
C
— Indus
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Q. Which of the following s-block elements has the highest melting point?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Rubidium
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Solution
Lithium has the highest melting point among the alkali metals due to its small size and strong metallic bonding.
Correct Answer:
A
— Lithium
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Q. Which of the following s-block elements is a liquid at room temperature?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Mercury
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Solution
Mercury is a liquid at room temperature, but it is not an s-block element; however, among the options, it is the only liquid.
Correct Answer:
D
— Mercury
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Q. Which of the following s-block elements is essential for human health?
A.
Sodium
B.
Calcium
C.
Potassium
D.
All of the above
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Solution
Sodium, calcium, and potassium are all essential s-block elements for human health, playing vital roles in various physiological processes.
Correct Answer:
D
— All of the above
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Q. Which of the following s-block elements is known for forming a protective oxide layer?
A.
Sodium
B.
Potassium
C.
Calcium
D.
Magnesium
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Solution
Magnesium forms a protective oxide layer that prevents further oxidation.
Correct Answer:
D
— Magnesium
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Q. Which of the following s-block elements is known for its use in batteries?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Calcium
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Solution
Lithium is widely used in batteries, especially in rechargeable lithium-ion batteries.
Correct Answer:
A
— Lithium
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Q. Which of the following s-block elements is least reactive?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Rubidium
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Solution
Lithium is the least reactive among the alkali metals.
Correct Answer:
A
— Lithium
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Q. Which of the following s-block elements is most reactive?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Rubidium
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Solution
Rubidium is the most reactive among the s-block elements listed.
Correct Answer:
D
— Rubidium
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Q. Which of the following s-block elements is the least reactive?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Rubidium
Show solution
Solution
Lithium is the least reactive among the alkali metals.
Correct Answer:
A
— Lithium
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Q. Which of the following s-block elements is used in fireworks for its bright red color?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Barium
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Solution
Lithium is used in fireworks to produce a bright red color.
Correct Answer:
A
— Lithium
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Q. Which of the following s-block elements is used in fireworks for producing a bright red color?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Calcium
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Solution
Lithium (Li) is used in fireworks to produce a bright red color.
Correct Answer:
A
— Lithium
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Q. Which of the following s-block elements is used in fireworks?
A.
Lithium
B.
Beryllium
C.
Sodium
D.
Magnesium
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Solution
Sodium is commonly used in fireworks for its bright yellow color.
Correct Answer:
C
— Sodium
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Q. Which of the following salts will produce a basic solution when dissolved in water?
A.
NaCl
B.
KNO3
C.
NH4Cl
D.
Na2CO3
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Solution
Na2CO3 is a salt of a weak acid (H2CO3) and a strong base (NaOH), thus it will produce a basic solution.
Correct Answer:
D
— Na2CO3
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Q. Which of the following scenarios exemplifies constraint-based distribution? (2023)
A.
A car accelerating on a straight road
B.
A pendulum swinging back and forth
C.
A ball rolling down a hill
D.
A rocket launching into space
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Solution
A pendulum swinging back and forth is a classic example of constraint-based distribution due to its fixed pivot point.
Correct Answer:
B
— A pendulum swinging back and forth
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Q. Which of the following schemes is aimed at providing health insurance to the poor? (2018)
A.
Ayushman Bharat
B.
Pradhan Mantri Fasal Bima Yojana
C.
Mahatma Gandhi National Rural Employment Guarantee Act
D.
National Rural Livelihood Mission
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Solution
Ayushman Bharat is aimed at providing health insurance to the poor, covering hospitalization costs.
Correct Answer:
A
— Ayushman Bharat
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