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 structures is found only in plant cells? (2022)
A.
Cell membrane
B.
Mitochondria
C.
Chloroplast
D.
Ribosome
Show solution
Solution
Chloroplasts are found only in plant cells and are responsible for photosynthesis.
Correct Answer:
C
— Chloroplast
Learn More →
Q. Which of the following structures is involved in pollen production? (2021)
A.
Ovary
B.
Anther
C.
Style
D.
Stigma
Show solution
Solution
The anther is the part of the stamen that produces pollen.
Correct Answer:
B
— Anther
Learn More →
Q. Which of the following structures is NOT part of the respiratory system? (2021)
A.
Trachea
B.
Larynx
C.
Esophagus
D.
Bronchi
Show solution
Solution
The esophagus is part of the digestive system, while the trachea, larynx, and bronchi are components of the respiratory system.
Correct Answer:
C
— Esophagus
Learn More →
Q. Which of the following structures is responsible for the production of red blood cells? (2019)
A.
Liver
B.
Spleen
C.
Bone marrow
D.
Thymus
Show solution
Solution
Bone marrow is the primary site for the production of red blood cells in the human body.
Correct Answer:
C
— Bone marrow
Learn More →
Q. Which of the following structures is responsible for the storage of calcium ions in muscle cells? (2023)
A.
Mitochondria
B.
Sarcoplasmic reticulum
C.
Nucleus
D.
Golgi apparatus
Show solution
Solution
The sarcoplasmic reticulum is responsible for storing calcium ions, which are crucial for muscle contraction.
Correct Answer:
B
— Sarcoplasmic reticulum
Learn More →
Q. Which of the following structures is responsible for transmitting nerve impulses to muscle fibers? (2023)
A.
Motor neuron
B.
Sensory neuron
C.
Interneuron
D.
Glial cell
Show solution
Solution
Motor neurons transmit nerve impulses to muscle fibers, initiating muscle contraction.
Correct Answer:
A
— Motor neuron
Learn More →
Q. Which of the following structures is responsible for transmitting the action potential in muscle fibers? (2023)
A.
A. Sarcoplasmic reticulum
B.
B. T-tubules
C.
C. Myofibrils
D.
D. Endomysium
Show solution
Solution
T-tubules (transverse tubules) are responsible for transmitting the action potential deep into the muscle fiber.
Correct Answer:
B
— B. T-tubules
Learn More →
Q. Which of the following structures prevents backflow of blood in the heart? (2023)
A.
Valves
B.
Aorta
C.
Vena cavae
D.
Septum
Show solution
Solution
Valves in the heart prevent the backflow of blood, ensuring it flows in one direction through the heart chambers.
Correct Answer:
A
— Valves
Learn More →
Q. Which of the following substances is NOT typically found in urine? (2022)
A.
Urea
B.
Glucose
C.
Creatinine
D.
Uric acid
Show solution
Solution
Glucose is not typically found in urine unless there is a condition such as diabetes mellitus.
Correct Answer:
B
— Glucose
Learn More →
Q. Which of the following techniques is used for the production of genetically modified plants? (2023)
A.
Polymerase chain reaction
B.
Gene cloning
C.
Agrobacterium-mediated transformation
D.
Electrophoresis
Show solution
Solution
Agrobacterium-mediated transformation is a common technique used to introduce foreign genes into plant cells.
Correct Answer:
C
— Agrobacterium-mediated transformation
Learn More →
Q. Which of the following techniques is used for the production of monoclonal antibodies? (2020)
A.
Hybridoma technology
B.
Gene editing
C.
CRISPR-Cas9
D.
Fermentation
Show solution
Solution
Hybridoma technology is used to produce monoclonal antibodies by fusing myeloma cells with specific B cells.
Correct Answer:
A
— Hybridoma technology
Learn More →
Q. Which of the following techniques is used for the separation of DNA fragments? (2019)
A.
PCR
B.
Gel electrophoresis
C.
Cloning
D.
Transformation
Show solution
Solution
Gel electrophoresis is a technique used to separate DNA fragments based on their size, allowing for analysis and purification.
Correct Answer:
B
— Gel electrophoresis
Learn More →
Q. Which of the following techniques is used to separate DNA fragments based on size? (2022)
A.
PCR
B.
Gel electrophoresis
C.
DNA sequencing
D.
Cloning
Show solution
Solution
Gel electrophoresis is a technique used to separate DNA fragments based on their size, allowing for analysis and purification of DNA.
Correct Answer:
B
— Gel electrophoresis
Learn More →
Q. Which of the following terms describes the maximum population size that an environment can sustain? (2018)
A.
Carrying capacity
B.
Biotic potential
C.
Population density
D.
Ecological footprint
Show solution
Solution
Carrying capacity is the maximum number of individuals of a species that an environment can support sustainably.
Correct Answer:
A
— Carrying capacity
Learn More →
Q. Which of the following terms describes the physical appearance of an organism? (2023)
A.
Genotype
B.
Phenotype
C.
Allele
D.
Locus
Show solution
Solution
The term 'phenotype' refers to the physical appearance of an organism.
Correct Answer:
B
— Phenotype
Learn More →
Q. Which of the following tissues is responsible for the growth in length of a plant? (2022)
A.
Lateral meristem
B.
Apical meristem
C.
Parenchyma
D.
Sclerenchyma
Show solution
Solution
Apical meristem is responsible for the growth in length of a plant, found at the tips of roots and shoots.
Correct Answer:
B
— Apical meristem
Learn More →
Q. Which of the following tissues is responsible for the transmission of electrical impulses? (2022)
A.
Epithelial tissue
B.
Connective tissue
C.
Muscle tissue
D.
Nervous tissue
Show solution
Solution
Nervous tissue is responsible for the transmission of electrical impulses throughout the body.
Correct Answer:
D
— Nervous tissue
Learn More →
Q. Which of the following transitions in a hydrogen atom will emit the highest energy photon? (2019)
A.
n=2 to n=1
B.
n=3 to n=2
C.
n=4 to n=3
D.
n=5 to n=4
Show solution
Solution
The energy of the emitted photon is highest for the transition from n=2 to n=1, as it involves the largest difference in energy levels.
Correct Answer:
A
— n=2 to n=1
Learn More →
Q. Which of the following types of solids has the highest melting point? (2019)
A.
Ionic solids
B.
Covalent network solids
C.
Molecular solids
D.
Metallic solids
Show solution
Solution
Covalent network solids, such as diamond, have the highest melting points due to the strong covalent bonds throughout the structure.
Correct Answer:
B
— Covalent network solids
Learn More →
Q. Which of the following units is used to measure electric current? (2021)
A.
Volt
B.
Ohm
C.
Ampere
D.
Coulomb
Show solution
Solution
The unit used to measure electric current is Ampere (A).
Correct Answer:
C
— Ampere
Learn More →
Q. Which of the following wavelengths of light is least effective for photosynthesis? (2020)
A.
Red light
B.
Blue light
C.
Green light
D.
Yellow light
Show solution
Solution
Green light is least effective for photosynthesis because it is mostly reflected by chlorophyll.
Correct Answer:
C
— Green light
Learn More →
Q. Which of the following waves requires a medium for propagation? (2022)
A.
Electromagnetic waves
B.
Sound waves
C.
Light waves
D.
Radio waves
Show solution
Solution
Sound waves require a medium (solid, liquid, or gas) for propagation, while electromagnetic waves do not.
Correct Answer:
B
— Sound waves
Learn More →
Q. Which of the following waves requires a medium to travel? (2023)
A.
Electromagnetic waves
B.
Sound waves
C.
Radio waves
D.
Light waves
Show solution
Solution
Sound waves require a medium (solid, liquid, or gas) to travel, while electromagnetic waves can travel through a vacuum.
Correct Answer:
B
— Sound waves
Learn More →
Q. Which organ is primarily responsible for filtering blood? (2021)
A.
Liver
B.
Heart
C.
Kidneys
D.
Lungs
Show solution
Solution
The kidneys filter blood to remove waste products and excess substances, maintaining homeostasis in the body.
Correct Answer:
C
— Kidneys
Learn More →
Q. Which organ is primarily responsible for the excretion of urea? (2020)
A.
Liver
B.
Kidneys
C.
Lungs
D.
Skin
Show solution
Solution
The kidneys are primarily responsible for filtering blood and excreting urea in urine.
Correct Answer:
B
— Kidneys
Learn More →
Q. Which organ is primarily responsible for the production of blood cells? (2021)
A.
Liver
B.
Spleen
C.
Bone marrow
D.
Kidneys
Show solution
Solution
Bone marrow is the primary site of blood cell production, including red blood cells, white blood cells, and platelets.
Correct Answer:
C
— Bone marrow
Learn More →
Q. Which organelle contains digestive enzymes to break down waste materials? (2020)
A.
Peroxisome
B.
Lysosome
C.
Vesicle
D.
Ribosome
Show solution
Solution
Lysosomes contain digestive enzymes that break down waste materials and cellular debris.
Correct Answer:
B
— Lysosome
Learn More →
Q. Which organelle is involved in the digestion of waste materials in the cell? (2023)
A.
Lysosome
B.
Peroxisome
C.
Ribosome
D.
Vesicle
Show solution
Solution
Lysosomes contain digestive enzymes that break down waste materials and cellular debris.
Correct Answer:
A
— Lysosome
Learn More →
Q. Which organelle is involved in the modification and packaging of proteins? (2020)
A.
Lysosome
B.
Golgi Apparatus
C.
Endoplasmic Reticulum
D.
Nucleus
Show solution
Solution
The Golgi apparatus modifies, sorts, and packages proteins for secretion or delivery to other organelles.
Correct Answer:
B
— Golgi Apparatus
Learn More →
Q. Which organelle is involved in the synthesis of lipids? (2020)
A.
Rough endoplasmic reticulum
B.
Smooth endoplasmic reticulum
C.
Lysosome
D.
Peroxisome
Show solution
Solution
The smooth endoplasmic reticulum is involved in the synthesis of lipids and detoxification processes.
Correct Answer:
B
— Smooth endoplasmic reticulum
Learn More →
Showing 5281 to 5310 of 5514 (184 Pages)