Undergraduate MCQ & Objective Questions
The undergraduate level is a crucial phase in a student's academic journey, especially for those preparing for school and competitive exams. Mastering this stage can significantly enhance your understanding and retention of key concepts. Practicing MCQs and objective questions is essential, as it not only helps in reinforcing knowledge but also boosts your confidence in tackling important questions during exams.
What You Will Practise Here
Fundamental concepts in Mathematics and Science
Key definitions and theories across various subjects
Important formulas and their applications
Diagrams and graphical representations
Critical thinking and problem-solving techniques
Subject-specific MCQs designed for competitive exams
Revision of essential topics for better retention
Exam Relevance
Undergraduate topics are integral to various examinations such as CBSE, State Boards, NEET, and JEE. These subjects often feature a mix of conceptual and application-based questions. Common patterns include multiple-choice questions that assess both theoretical knowledge and practical application, making it vital for students to be well-versed in undergraduate concepts.
Common Mistakes Students Make
Overlooking the importance of understanding concepts rather than rote memorization
Misinterpreting questions due to lack of careful reading
Neglecting to practice numerical problems that require application of formulas
Failing to review mistakes made in previous practice tests
FAQs
Question: What are some effective strategies for solving undergraduate MCQ questions?Answer: Focus on understanding the concepts, practice regularly, and review your answers to learn from mistakes.
Question: How can I improve my speed in answering objective questions?Answer: Time yourself while practicing and gradually increase the number of questions you attempt in a set time.
Start your journey towards mastering undergraduate subjects today! Solve practice MCQs and test your understanding to ensure you are well-prepared for your exams. Your success is just a question away!
Q. Which of the following elements is a member of the alkaline earth metals? (2021)
A.
Sodium
B.
Calcium
C.
Aluminum
D.
Iron
Show solution
Solution
Calcium is a member of the alkaline earth metals, which are found in Group 2 of the periodic table.
Correct Answer:
B
— Calcium
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Q. Which of the following elements is a metalloid in the p-block? (2022) 2022
A.
Boron
B.
Aluminium
C.
Gallium
D.
Indium
Show solution
Solution
Boron is classified as a metalloid in the p-block elements.
Correct Answer:
A
— Boron
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Q. Which of the following elements is a noble gas? (2021) 2021
A.
Oxygen
B.
Nitrogen
C.
Neon
D.
Hydrogen
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Solution
Neon is a noble gas, which is characterized by its lack of reactivity.
Correct Answer:
C
— Neon
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Q. Which of the following elements is a p-block element? (2021) 2021
A.
Sodium
B.
Calcium
C.
Aluminium
D.
Iron
Show solution
Solution
Aluminium (Al) is in group 13 of the periodic table, which is classified as a p-block element.
Correct Answer:
C
— Aluminium
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Q. Which of the following elements is considered a micronutrient? (2023)
A.
Calcium
B.
Magnesium
C.
Iron
D.
Nitrogen
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Solution
Iron is classified as a micronutrient, required in smaller amounts compared to macronutrients.
Correct Answer:
C
— Iron
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Q. Which of the following elements is considered a secondary macronutrient? (2023)
A.
Iron
B.
Calcium
C.
Zinc
D.
Manganese
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Solution
Calcium is classified as a secondary macronutrient, important for cell wall structure and stability.
Correct Answer:
B
— Calcium
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Q. Which of the following elements is known for forming a stable +3 oxidation state? (2023)
A.
Aluminium
B.
Gallium
C.
Indium
D.
Thallium
Show solution
Solution
Aluminium commonly forms a stable +3 oxidation state in its compounds.
Correct Answer:
A
— Aluminium
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Q. Which of the following elements is known for forming a stable +4 oxidation state? (2023)
A.
Carbon
B.
Silicon
C.
Germanium
D.
Tin
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Solution
Tin (Sn) is known for forming a stable +4 oxidation state.
Correct Answer:
D
— Tin
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Q. Which of the following elements is known for forming complex ions?
A.
Calcium
B.
Copper
C.
Sodium
D.
Magnesium
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Solution
Copper (Cu) is known for forming complex ions due to its ability to coordinate with ligands.
Correct Answer:
B
— Copper
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Q. Which of the following elements is known for its ability to form complex ions? (2022)
A.
Copper
B.
Calcium
C.
Sodium
D.
Barium
Show solution
Solution
Copper (Cu) is known for its ability to form complex ions due to its d-orbitals.
Correct Answer:
A
— Copper
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Q. Which of the following elements is known for its catalytic properties?
A.
Copper
B.
Iron
C.
Platinum
D.
Zinc
Show solution
Solution
Platinum (Pt) is widely known for its catalytic properties in various chemical reactions.
Correct Answer:
C
— Platinum
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Q. Which of the following elements is most likely to form a covalent bond? (2023)
A.
Sodium
B.
Chlorine
C.
Calcium
D.
Potassium
Show solution
Solution
Chlorine (Cl) is a non-metal and is most likely to form covalent bonds.
Correct Answer:
B
— Chlorine
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Q. Which of the following elements is most likely to form an anion? (2023)
A.
Boron
B.
Carbon
C.
Fluorine
D.
Aluminum
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Solution
Fluorine (F) is highly electronegative and readily forms anions (F-).
Correct Answer:
C
— Fluorine
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Q. Which of the following elements is most likely to form an ionic bond with sodium? (2020)
A.
Chlorine
B.
Oxygen
C.
Nitrogen
D.
Carbon
Show solution
Solution
Chlorine is most likely to form an ionic bond with sodium as it readily accepts an electron to achieve a stable electron configuration.
Correct Answer:
A
— Chlorine
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Q. Which of the following elements is most likely to form an ionic bond? (2023)
A.
Carbon
B.
Oxygen
C.
Sodium
D.
Nitrogen
Show solution
Solution
Sodium is most likely to form an ionic bond as it readily loses an electron to form Na+.
Correct Answer:
C
— Sodium
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Q. Which of the following elements is most likely to form an ionic bond? (2023) 2023
A.
Carbon
B.
Oxygen
C.
Sodium
D.
Nitrogen
Show solution
Solution
Sodium is most likely to form an ionic bond as it readily loses an electron to form Na+.
Correct Answer:
C
— Sodium
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Q. Which of the following elements is most likely to form covalent bonds? (2023)
A.
Sodium
B.
Magnesium
C.
Chlorine
D.
Aluminum
Show solution
Solution
Chlorine (Cl) is a non-metal and tends to form covalent bonds.
Correct Answer:
C
— Chlorine
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Q. Which of the following elements is not a p-block element? (2022)
A.
Boron
B.
Carbon
C.
Sodium
D.
Nitrogen
Show solution
Solution
Sodium is an s-block element, while Boron, Carbon, and Nitrogen are p-block elements.
Correct Answer:
C
— Sodium
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Q. Which of the following elements is not an alkali metal? (2023)
A.
Lithium
B.
Sodium
C.
Potassium
D.
Aluminum
Show solution
Solution
Aluminum (Al) is not an alkali metal; it is a post-transition metal.
Correct Answer:
D
— Aluminum
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Q. Which of the following elements is not an alkaline earth metal? (2023)
A.
Beryllium
B.
Magnesium
C.
Aluminum
D.
Calcium
Show solution
Solution
Aluminum (Al) is not an alkaline earth metal; it is a post-transition metal.
Correct Answer:
C
— Aluminum
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Q. Which of the following enzymes is secreted by the pancreas? (2020)
A.
Pepsin
B.
Amylase
C.
Trypsin
D.
Both Amylase and Trypsin
Show solution
Solution
Both amylase and trypsin are enzymes secreted by the pancreas to aid in digestion.
Correct Answer:
D
— Both Amylase and Trypsin
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Q. Which of the following equations has roots that are both negative? (2022)
A.
x² + 4x + 4 = 0
B.
x² - 4x + 4 = 0
C.
x² + 2x + 1 = 0
D.
x² - 2x + 1 = 0
Show solution
Solution
The equation x² + 4x + 4 = 0 has roots -2 and -2, which are both negative.
Correct Answer:
A
— x² + 4x + 4 = 0
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Q. Which of the following equations represents Bernoulli's principle?
A.
P + 1/2 ρv² + ρgh = constant
B.
P = ρgh
C.
F = ma
D.
V = IR
Show solution
Solution
Bernoulli's principle is represented by the equation P + 1/2 ρv² + ρgh = constant, relating pressure, velocity, and height in a fluid.
Correct Answer:
A
— P + 1/2 ρv² + ρgh = constant
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Q. Which of the following f-block elements is used in making strong permanent magnets? (2022)
A.
Cerium
B.
Neodymium
C.
Plutonium
D.
Uranium
Show solution
Solution
Neodymium is used in making strong permanent magnets, known as neodymium magnets.
Correct Answer:
B
— Neodymium
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Q. Which of the following f-block elements is used in the production of nuclear reactors? (2023)
A.
Uranium
B.
Thorium
C.
Plutonium
D.
Neptunium
Show solution
Solution
Uranium is commonly used in the production of nuclear reactors due to its fissile properties.
Correct Answer:
A
— Uranium
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Q. Which of the following factors does NOT affect the gravitational force between two masses? (2023)
A.
Mass of the first object
B.
Mass of the second object
C.
Distance between the objects
D.
Color of the objects
Show solution
Solution
The color of the objects does not affect the gravitational force between them.
Correct Answer:
D
— Color of the objects
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Q. Which of the following factors does NOT affect the gravitational force between two objects? (2021)
A.
Mass of the objects
B.
Distance between the objects
C.
Shape of the objects
D.
Gravitational constant
Show solution
Solution
The shape of the objects does not affect the gravitational force; only mass and distance do.
Correct Answer:
C
— Shape of the objects
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Q. Which of the following factors does NOT affect the position of equilibrium in a chemical reaction? (2021)
A.
Concentration of reactants
B.
Temperature
C.
Pressure
D.
Nature of the reactants
Show solution
Solution
The nature of the reactants does not affect the position of equilibrium. Changes in concentration, temperature, and pressure can shift the equilibrium position according to Le Chatelier's principle.
Correct Answer:
D
— Nature of the reactants
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Q. Which of the following factors does NOT affect the position of equilibrium? (2023) 2023
A.
Concentration of reactants
B.
Temperature
C.
Pressure
D.
Presence of a catalyst
Show solution
Solution
A catalyst speeds up the rate of reaching equilibrium but does not affect the position of equilibrium itself.
Correct Answer:
D
— Presence of a catalyst
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Q. Which of the following factors does NOT affect the rate of a chemical reaction? (2021) 2021
A.
Concentration of reactants
B.
Temperature
C.
Presence of a catalyst
D.
Color of the reactants
Show solution
Solution
The color of the reactants does not affect the rate of a chemical reaction. The other factors directly influence the reaction rate.
Correct Answer:
D
— Color of the reactants
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