Q. Which of the following is equivalent to log_2(32)?
Solution
log_2(32) = log_2(2^5) = 5.
Correct Answer:
B
— 5
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Q. Which of the following is NOT a characteristic of the Earth's crust?
-
A.
Thinnest layer
-
B.
Solid state
-
C.
Rich in metals
-
D.
Liquid state
Solution
The Earth's crust is solid and is the thinnest layer, unlike the outer core which is in a liquid state.
Correct Answer:
D
— Liquid state
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Q. Which of the following is NOT a characteristic of the Earth's inner core? (2019)
-
A.
Solid state
-
B.
Composed of iron and nickel
-
C.
Liquid state
-
D.
High temperature
Solution
The Earth's inner core is in a solid state, composed mainly of iron and nickel, despite the high temperature.
Correct Answer:
C
— Liquid state
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Q. Which of the following is NOT a characteristic of the Earth's outer core? (2023)
-
A.
Liquid state
-
B.
Composed of iron and nickel
-
C.
Responsible for magnetic field
-
D.
Solid state
Solution
The outer core is in a liquid state, not solid, and is responsible for generating the Earth's magnetic field.
Correct Answer:
D
— Solid state
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Q. Which of the following is NOT a duty of a citizen as per Article 51A?
-
A.
To uphold the sovereignty and integrity of India
-
B.
To defend the country
-
C.
To pay income tax
-
D.
To promote scientific temper
Solution
While paying taxes is a legal obligation, it is not listed as a Fundamental Duty under Article 51A.
Correct Answer:
C
— To pay income tax
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Q. Which of the following is NOT a function of the smooth endoplasmic reticulum?
-
A.
Lipid synthesis
-
B.
Detoxification of drugs
-
C.
Protein synthesis
-
D.
Calcium ion storage
Solution
The smooth endoplasmic reticulum is involved in lipid synthesis, detoxification, and calcium storage, but not protein synthesis.
Correct Answer:
C
— Protein synthesis
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Q. Which of the following is NOT a Fundamental Duty as per Article 51A of the Indian Constitution?
-
A.
To promote harmony
-
B.
To safeguard public property
-
C.
To pay taxes
-
D.
To protect the environment
Solution
Paying taxes is a legal obligation but not listed as a Fundamental Duty under Article 51A.
Correct Answer:
C
— To pay taxes
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Q. Which of the following is NOT a Fundamental Duty as per Article 51A?
-
A.
To promote harmony
-
B.
To safeguard public property
-
C.
To vote in elections
-
D.
To protect the environment
Solution
Voting in elections is a civic duty but not listed as a Fundamental Duty under Article 51A of the Constitution.
Correct Answer:
C
— To vote in elections
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Q. Which of the following is NOT a Fundamental Duty under Article 51A?
-
A.
To promote harmony
-
B.
To safeguard public property
-
C.
To pay taxes
-
D.
To protect the environment
Solution
Paying taxes is a legal obligation but is not listed as a Fundamental Duty under Article 51A of the Constitution.
Correct Answer:
C
— To pay taxes
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Q. Which of the following is NOT a fundamental duty under the Indian Constitution?
-
A.
To promote harmony
-
B.
To safeguard public property
-
C.
To vote in elections
-
D.
To protect the environment
Solution
Voting in elections is a right and not a fundamental duty as per Article 51A of the Indian Constitution.
Correct Answer:
C
— To vote in elections
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Q. Which of the following is NOT a Fundamental Right in India?
-
A.
Right to Equality
-
B.
Right to Freedom
-
C.
Right to Property
-
D.
Right to Constitutional Remedies
Solution
The Right to Property was removed from the list of Fundamental Rights and is now a legal right under Article 300A.
Correct Answer:
C
— Right to Property
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Q. Which of the following is NOT a fundamental right under the Indian Constitution?
-
A.
Right to Equality
-
B.
Right to Freedom
-
C.
Right to Property
-
D.
Right against Exploitation
Solution
The Right to Property was removed from the list of Fundamental Rights and is now a legal right under Article 300A.
Correct Answer:
C
— Right to Property
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Q. Which of the following is NOT a Fundamental Right? (2019)
-
A.
Right to Education
-
B.
Right to Work
-
C.
Right to Privacy
-
D.
Right to Freedom of Speech
Solution
The Right to Work is not explicitly mentioned as a Fundamental Right in the Constitution.
Correct Answer:
B
— Right to Work
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Q. Which of the following is NOT a macromolecule? (2021)
-
A.
Proteins
-
B.
Carbohydrates
-
C.
Lipids
-
D.
Water
Solution
Water is a small molecule and not classified as a macromolecule, while proteins, carbohydrates, and lipids are.
Correct Answer:
D
— Water
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Q. Which of the following is NOT a macronutrient for plants?
-
A.
Nitrogen
-
B.
Phosphorus
-
C.
Potassium
-
D.
Iron
Solution
Iron is considered a micronutrient, while nitrogen, phosphorus, and potassium are macronutrients essential for plant growth.
Correct Answer:
D
— Iron
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Q. Which of the following is NOT a part of the Directive Principles of State Policy? (2012)
-
A.
Right to Work
-
B.
Right to Education
-
C.
Right to Health
-
D.
Right to Property
Solution
The Right to Property is not a Directive Principle; it was removed from the Fundamental Rights and is now a legal right.
Correct Answer:
D
— Right to Property
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Q. Which of the following is not a rational number? (2023)
Solution
√3 is an irrational number, while 1/2, 0, and 3 are rational.
Correct Answer:
C
— √3
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Q. Which of the following is NOT a reason for the existence of time zones? (2019)
-
A.
Earth's rotation
-
B.
Political boundaries
-
C.
Latitude differences
-
D.
Geographical features
Solution
Time zones are primarily based on longitude and the Earth's rotation, not latitude differences.
Correct Answer:
C
— Latitude differences
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Q. Which of the following is NOT a type of seismic wave? (2019)
-
A.
P-wave
-
B.
S-wave
-
C.
L-wave
-
D.
T-wave
Solution
T-wave is not a recognized type of seismic wave; the main types are P-waves, S-waves, and surface waves (L-waves).
Correct Answer:
D
— T-wave
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Q. Which of the following is the capital of India?
-
A.
Mumbai
-
B.
Delhi
-
C.
Kolkata
-
D.
Chennai
Solution
Delhi is the capital of India.
Correct Answer:
B
— Delhi
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Q. Which of the following is the conjugate of the complex number z = 2 - 3i?
-
A.
2 + 3i
-
B.
2 - 3i
-
C.
3 - 2i
-
D.
3 + 2i
Solution
The conjugate of a complex number z = a + bi is given by z* = a - bi. Here, the conjugate is 2 + 3i.
Correct Answer:
A
— 2 + 3i
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Q. Which of the following is the conjugate of the complex number z = 5 - 2i? (2021)
-
A.
5 + 2i
-
B.
5 - 2i
-
C.
-5 + 2i
-
D.
-5 - 2i
Solution
The conjugate of z = 5 - 2i is z* = 5 + 2i.
Correct Answer:
A
— 5 + 2i
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Q. Which of the following is the conjugate of the complex number z = 5 - 3i?
-
A.
5 + 3i
-
B.
5 - 3i
-
C.
3 - 5i
-
D.
3 + 5i
Solution
The conjugate of a complex number z = a + bi is given by z* = a - bi. Here, the conjugate of 5 - 3i is 5 + 3i.
Correct Answer:
A
— 5 + 3i
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Q. Which of the following is the correct expansion of (x - 3)²?
-
A.
x² - 6x + 9
-
B.
x² + 6x + 9
-
C.
x² - 9
-
D.
x² - 3
Solution
(x - 3)² = x² - 2(3)x + 3² = x² - 6x + 9.
Correct Answer:
A
— x² - 6x + 9
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Q. Which of the following is the correct expansion of (x - y)³?
-
A.
x³ - 3x²y + 3xy² - y³
-
B.
x³ - y³
-
C.
x³ - 3xy² + 3x²y - y³
-
D.
3x²y - 3xy²
Solution
(x - y)³ = x³ - 3x²y + 3xy² - y³ by the binomial theorem.
Correct Answer:
A
— x³ - 3x²y + 3xy² - y³
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Q. Which of the following is the correct factorization of a² - b²?
-
A.
(a + b)(a - b)
-
B.
(a - b)(a - b)
-
C.
(a + b)(a + b)
-
D.
a² - 2ab + b²
Solution
a² - b² = (a + b)(a - b) by the difference of squares identity.
Correct Answer:
A
— (a + b)(a - b)
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Q. Which of the following is the correct identity for (a - b)(a + b)? (2019)
-
A.
a² + b²
-
B.
a² - b²
-
C.
ab
-
D.
a - b
Solution
(a - b)(a + b) = a² - b² by the difference of squares formula.
Correct Answer:
B
— a² - b²
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Q. Which of the following is the correct identity for (a - b)²?
-
A.
a² - 2ab + b²
-
B.
a² + 2ab + b²
-
C.
a² - b²
-
D.
2a² - 2b²
Solution
(a - b)² = a² - 2ab + b² by the expansion of the square of a binomial.
Correct Answer:
A
— a² - 2ab + b²
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Q. Which of the following is the correct identity for (x + y + z)³?
-
A.
x³ + y³ + z³ + 3(x + y)(y + z)(z + x)
-
B.
x³ + y³ + z³ + 3xyz
-
C.
x³ + y³ + z³ + 3xy + 3yz + 3zx
-
D.
x³ + y³ + z³ - 3xyz
Solution
(x + y + z)³ = x³ + y³ + z³ + 3xyz.
Correct Answer:
B
— x³ + y³ + z³ + 3xyz
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Q. Which of the following is the correct identity for (x + y)³?
-
A.
x³ + y³ + 3xy(x + y)
-
B.
x³ + y³ - 3xy(x + y)
-
C.
x³ + y³ + 3xy²
-
D.
x³ - y³
Solution
(x + y)³ = x³ + y³ + 3xy(x + y) by the binomial expansion.
Correct Answer:
A
— x³ + y³ + 3xy(x + y)
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