Medical Entrance MCQ & Objective Questions
Preparing for medical entrance exams is a crucial step for aspiring doctors in India. Mastering MCQs and objective questions can significantly enhance your exam performance. By practicing these questions, you not only familiarize yourself with the exam format but also strengthen your understanding of important concepts and topics essential for scoring better.
What You Will Practise Here
Key concepts in Biology, Chemistry, and Physics relevant to medical entrance.
Important formulas and definitions that frequently appear in exams.
Diagrams and illustrations to help visualize complex processes.
Practice questions based on previous years' medical entrance exams.
Conceptual clarity through detailed explanations of difficult topics.
Strategies for tackling tricky MCQs and objective questions.
Time management techniques for effective exam preparation.
Exam Relevance
Medical entrance topics are integral to various examinations like NEET, JEE, and state board assessments. These subjects often feature MCQs that test your grasp of fundamental concepts and application skills. Common question patterns include multiple-choice questions that assess both theoretical knowledge and practical understanding, making it vital to practice regularly with important Medical Entrance questions for exams.
Common Mistakes Students Make
Overlooking the importance of reading questions carefully, leading to misinterpretation.
Neglecting to revise basic concepts, which can result in confusion during exams.
Relying solely on rote memorization instead of understanding the underlying principles.
Failing to practice time management, which can hinder performance in timed exams.
FAQs
Question: What are Medical Entrance MCQ questions?Answer: Medical Entrance MCQ questions are multiple-choice questions designed to test your knowledge and understanding of subjects relevant to medical entrance exams.
Question: How can I improve my performance in Medical Entrance objective questions?Answer: Regular practice of MCQs, understanding key concepts, and reviewing previous years' papers can significantly improve your performance.
Start your journey towards success by solving practice MCQs today! Test your understanding and build confidence as you prepare for your medical entrance exams.
Q. What is the main product when ethene reacts with water in the presence of an acid? (2023)
A.
Ethanol
B.
Ethane
C.
Acetic acid
D.
Ethylene glycol
Show solution
Solution
The reaction of ethene with water in the presence of an acid yields ethanol.
Correct Answer:
A
— Ethanol
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Q. What is the main product when hydrogen reacts with oxygen? (2019)
A.
Water
B.
Hydrogen peroxide
C.
Ozone
D.
Hydroxide
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Solution
When hydrogen reacts with oxygen, the main product formed is water (H2O).
Correct Answer:
A
— Water
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Q. What is the main product when propan-2-one is treated with sodium borohydride? (2023)
A.
Propan-1-ol
B.
Propan-2-ol
C.
Propan-3-ol
D.
No reaction
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Solution
Sodium borohydride reduces propan-2-one to propan-2-ol, which is a secondary alcohol.
Correct Answer:
B
— Propan-2-ol
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Q. What is the main product when propanal is treated with sodium bisulfite? (2019)
A.
Sodium propanoate
B.
Propyl sulfonate
C.
Propane-1,2-diol
D.
A bisulfite adduct
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Solution
Propanal reacts with sodium bisulfite to form a bisulfite adduct, which is a characteristic reaction of aldehydes.
Correct Answer:
D
— A bisulfite adduct
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Q. What is the main purpose of a choke in an AC circuit? (2022)
A.
To increase current
B.
To decrease current
C.
To store energy
D.
To convert AC to DC
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Solution
A choke is used to decrease current in an AC circuit by providing inductive reactance.
Correct Answer:
B
— To decrease current
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Q. What is the main purpose of a Punnett square? (2020)
A.
To determine the phenotype
B.
To predict genetic variation
C.
To identify alleles
D.
To analyze pedigrees
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Solution
A Punnett square is used to predict the genetic variation and possible genotypes of offspring from a genetic cross.
Correct Answer:
B
— To predict genetic variation
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Q. What is the main purpose of amniotic fluid? (2022)
A.
Protection of the fetus
B.
Nourishment of the fetus
C.
Gas exchange
D.
Hormonal regulation
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Solution
Amniotic fluid serves to protect the fetus by cushioning it from physical shocks and providing a stable environment.
Correct Answer:
A
— Protection of the fetus
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Q. What is the main purpose of classification in biology? (2019)
A.
To identify organisms
B.
To understand evolutionary relationships
C.
To simplify the study of organisms
D.
All of the above
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Solution
The main purpose of classification in biology is to identify organisms, understand evolutionary relationships, and simplify the study of organisms.
Correct Answer:
D
— All of the above
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Q. What is the main purpose of family planning? (2021)
A.
To increase population growth
B.
To allow couples to decide the number and spacing of children
C.
To promote early childbirth
D.
To discourage contraceptive use
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Solution
Family planning enables couples to make informed decisions about the number and spacing of their children.
Correct Answer:
B
— To allow couples to decide the number and spacing of children
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Q. What is the main purpose of reproduction in organisms? (2020)
A.
To maintain homeostasis
B.
To produce energy
C.
To ensure species survival
D.
To grow and develop
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Solution
The main purpose of reproduction is to ensure the survival of a species by producing new individuals.
Correct Answer:
C
— To ensure species survival
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Q. What is the main purpose of respiration in plants? (2023)
A.
To produce glucose
B.
To release energy
C.
To absorb water
D.
To synthesize proteins
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Solution
The main purpose of respiration in plants is to release energy from glucose, which is essential for various cellular processes.
Correct Answer:
B
— To release energy
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Q. What is the main purpose of sexual reproduction? (2020)
A.
To produce more offspring
B.
To create genetic diversity
C.
To ensure survival of the species
D.
To reduce competition
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Solution
The main purpose of sexual reproduction is to create genetic diversity, which can improve adaptability.
Correct Answer:
B
— To create genetic diversity
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Q. What is the main purpose of the acrosome in sperm? (2022)
A.
To provide energy
B.
To penetrate the egg
C.
To store genetic material
D.
To aid in motility
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Solution
The acrosome contains enzymes that help the sperm penetrate the outer layers of the egg during fertilization.
Correct Answer:
B
— To penetrate the egg
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Q. What is the main purpose of the amniotic fluid? (2023)
A.
Protection of the fetus
B.
Nourishment of the fetus
C.
Gas exchange
D.
Hormonal regulation
Show solution
Solution
The main purpose of the amniotic fluid is to protect the fetus by cushioning it from physical shocks.
Correct Answer:
A
— Protection of the fetus
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Q. What is the main purpose of the G1 phase in the cell cycle? (2022)
A.
DNA replication
B.
Cell growth and preparation for DNA synthesis
C.
Chromosome separation
D.
Cell division
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Solution
The G1 phase is primarily for cell growth and preparation for DNA synthesis.
Correct Answer:
B
— Cell growth and preparation for DNA synthesis
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Q. What is the main purpose of the menstrual cycle? (2023)
A.
To prepare the body for pregnancy
B.
To produce sperm
C.
To regulate hormone levels
D.
To eliminate waste
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Solution
The main purpose of the menstrual cycle is to prepare the female body for potential pregnancy each month.
Correct Answer:
A
— To prepare the body for pregnancy
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Q. What is the main purpose of the S phase in the cell cycle? (2022)
A.
Cell growth
B.
DNA replication
C.
Cell division
D.
Protein synthesis
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Solution
The S phase is specifically for DNA replication, ensuring that each daughter cell receives a complete set of chromosomes.
Correct Answer:
B
— DNA replication
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Q. What is the main purpose of using biopesticides in agriculture? (2023)
A.
Increase crop yield
B.
Reduce chemical pesticide use
C.
Enhance soil fertility
D.
Improve water retention
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Solution
Biopesticides are used to reduce the reliance on chemical pesticides, promoting a more sustainable approach to pest management.
Correct Answer:
B
— Reduce chemical pesticide use
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Q. What is the main purpose of using bioreactors in biotechnology? (2023)
A.
To produce energy
B.
To grow microorganisms or cells
C.
To purify proteins
D.
To store genetic material
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Solution
Bioreactors are designed to provide a controlled environment for the growth of microorganisms or cells for the production of bioproducts.
Correct Answer:
B
— To grow microorganisms or cells
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Q. What is the main purpose of using genetically modified crops? (2023)
A.
To produce more flowers
B.
To enhance flavor
C.
To improve resistance to diseases
D.
To reduce labor costs
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Solution
Genetically modified crops are primarily developed to improve resistance to diseases, pests, and environmental conditions.
Correct Answer:
C
— To improve resistance to diseases
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Q. What is the main purpose of using significant figures in measurements? (2019)
A.
To increase the number of digits
B.
To indicate precision
C.
To simplify calculations
D.
To convert units
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Solution
Significant figures indicate the precision of a measurement, reflecting the certainty of the digits.
Correct Answer:
B
— To indicate precision
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Q. What is the main reason for the stability of the electron in an atom? (2019)
A.
Electrostatic attraction to the nucleus
B.
High energy levels
C.
Quantum tunneling
D.
Magnetic forces
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Solution
The stability of the electron in an atom is primarily due to the electrostatic attraction between the negatively charged electrons and the positively charged nucleus.
Correct Answer:
A
— Electrostatic attraction to the nucleus
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Q. What is the main reason for the stability of the electron orbits in an atom according to the Bohr model? (2019)
A.
Electrons are stationary.
B.
Electrons are attracted to the nucleus.
C.
Electrons have quantized energy levels.
D.
Electrons are repelled by each other.
Show solution
Solution
In the Bohr model, electrons occupy quantized energy levels, which leads to stable orbits around the nucleus.
Correct Answer:
C
— Electrons have quantized energy levels.
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Q. What is the main reproductive structure of angiosperms? (2021)
A.
Cone
B.
Flower
C.
Sporangium
D.
Thallus
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Solution
The main reproductive structure of angiosperms is the flower, which facilitates reproduction through pollination.
Correct Answer:
B
— Flower
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Q. What is the main role of dietary fiber in human health? (2021)
A.
Increase cholesterol
B.
Aid digestion
C.
Provide energy
D.
Enhance taste
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Solution
Dietary fiber aids digestion by promoting regular bowel movements and preventing constipation.
Correct Answer:
B
— Aid digestion
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Q. What is the main site of nutrient absorption in the digestive system? (2020)
A.
Mouth
B.
Stomach
C.
Small intestine
D.
Large intestine
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Solution
The small intestine is the main site for the absorption of nutrients.
Correct Answer:
C
— Small intestine
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Q. What is the main site of protein digestion in the digestive system? (2021)
A.
Mouth
B.
Stomach
C.
Small intestine
D.
Large intestine
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Solution
Protein digestion primarily occurs in the stomach, where pepsin breaks down proteins into peptides.
Correct Answer:
B
— Stomach
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Q. What is the main site of protein digestion? (2021)
A.
Mouth
B.
Stomach
C.
Small intestine
D.
Large intestine
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Solution
Protein digestion begins in the stomach, where pepsin breaks down proteins into peptides.
Correct Answer:
B
— Stomach
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Q. What is the main source of omega-3 fatty acids? (2021)
A.
Fish oil
B.
Butter
C.
Coconut oil
D.
Olive oil
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Solution
Fish oil is a rich source of omega-3 fatty acids, which are important for heart health and brain function.
Correct Answer:
A
— Fish oil
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Q. What is the main source of ozone depletion? (2021)
A.
Carbon dioxide
B.
Chlorofluorocarbons (CFCs)
C.
Methane
D.
Nitrous oxide
Show solution
Solution
Chlorofluorocarbons (CFCs) are the primary substances responsible for ozone layer depletion.
Correct Answer:
B
— Chlorofluorocarbons (CFCs)
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