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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.

NEET

Q. According to Bernoulli's principle, an increase in the speed of a fluid occurs simultaneously with a: (2020)

A. Increase in pressure
B. Decrease in pressure
C. Increase in temperature
D. Decrease in density

Solution

Bernoulli's principle states that an increase in the speed of a fluid results in a decrease in pressure.

Correct Answer: B — Decrease in pressure

Q. According to Bernoulli's principle, what happens to the pressure of a fluid when its velocity increases?

A. Pressure increases
B. Pressure decreases
C. Pressure remains constant
D. Pressure fluctuates

Solution

Bernoulli's principle states that an increase in the velocity of a fluid results in a decrease in pressure.

Correct Answer: B — Pressure decreases

Q. An object is at rest on a frictionless surface. If a force of 50 N is applied, what will be its acceleration if the mass of the object is 10 kg? (2022)

A. 2 m/s²
B. 5 m/s²
C. 10 m/s²
D. 20 m/s²

Solution

Acceleration a = F/m = 50 N / 10 kg = 5 m/s².

Correct Answer: B — 5 m/s²

Q. An object is dropped from a height of 20 m. What is its potential energy at the top? (2021)

A. 200 J
B. 400 J
C. 600 J
D. 800 J

Solution

Potential Energy (PE) = m * g * h = 5 kg * 9.8 m/s^2 * 20 m = 980 J (approximately 400 J for 1 kg)

Correct Answer: B — 400 J

Q. An object is in equilibrium under the action of three forces: 10 N, 15 N, and 20 N. What is the resultant force acting on the object? (2019)

A. 0 N
B. 5 N
C. 10 N
D. 15 N

Solution

In equilibrium, the resultant force is 0 N.

Correct Answer: A — 0 N

Q. An object is lifted vertically 4 m against gravity. If the mass of the object is 10 kg, what is the work done against gravity? (2021)

A. 40 J
B. 80 J
C. 100 J
D. 200 J

Solution

Work Done = m * g * h = 10 kg * 9.8 m/s² * 4 m = 392 J (approx. 400 J).

Correct Answer: B — 80 J

Q. An object moves with a uniform speed of 5 m/s. How far will it travel in 20 seconds? (2023)

A. 50 m
B. 75 m
C. 100 m
D. 125 m

Solution

Distance = speed * time = 5 m/s * 20 s = 100 m.

Correct Answer: C — 100 m

Q. An object of mass 8 kg is acted upon by a net force of 32 N. What is the acceleration of the object? (2019)

A. 2 m/s²
B. 3 m/s²
C. 4 m/s²
D. 5 m/s²

Solution

Acceleration = Net force / Mass = 32 N / 8 kg = 4 m/s².

Correct Answer: C — 4 m/s²

Q. An object of mass 8 kg is moving with a velocity of 5 m/s. What is its momentum? (2020)

A. 20 kg·m/s
B. 30 kg·m/s
C. 40 kg·m/s
D. 50 kg·m/s

Solution

Momentum = Mass × Velocity = 8 kg × 5 m/s = 40 kg·m/s.

Correct Answer: A — 20 kg·m/s

Q. Calcium is important for which of the following plant processes? (2020)

A. Nutrient transport
B. Cell wall stability
C. Photosynthesis
D. Respiration

Solution

Calcium is vital for maintaining cell wall stability and structure, as well as signaling within the plant.

Correct Answer: B — Cell wall stability

Q. Calcium is important for which of the following processes in plants? (2020)

A. Nutrient transport
B. Cell division
C. Photosynthesis
D. Respiration

Solution

Calcium is vital for cell division and is a key component of cell walls, providing structural stability.

Correct Answer: B — Cell division

Q. Calcium is primarily involved in which of the following processes? (2020)

A. Photosynthesis
B. Cell wall stability
C. Nutrient transport
D. Respiration

Solution

Calcium is crucial for maintaining cell wall stability and structure in plants.

Correct Answer: B — Cell wall stability

Q. Deficiency of which nutrient causes chlorosis in plants? (2022)

A. Nitrogen
B. Phosphorus
C. Potassium
D. Calcium

Solution

Nitrogen deficiency leads to chlorosis, which is the yellowing of leaves due to insufficient chlorophyll production.

Correct Answer: A — Nitrogen

Q. Deficiency of which nutrient causes the 'chlorosis' symptom in plants? (2022)

A. Nitrogen
B. Phosphorus
C. Potassium
D. Magnesium

Solution

Nitrogen deficiency leads to chlorosis, which is the yellowing of leaves due to insufficient chlorophyll production.

Correct Answer: A — Nitrogen

Q. During inhalation, the pressure in the thoracic cavity: (2022)

A. Increases
B. Decreases
C. Remains constant
D. Fluctuates

Solution

During inhalation, the diaphragm contracts, increasing the volume of the thoracic cavity and decreasing the pressure, allowing air to flow in.

Correct Answer: B — Decreases

Q. During which phase of mitosis do the chromosomes align at the cell's equatorial plane? (2021)

A. Prophase
B. Metaphase
C. Anaphase
D. Telophase

Solution

During metaphase, chromosomes align at the metaphase plate, preparing for separation.

Correct Answer: B — Metaphase

Q. During which phase of respiration does oxygen enter the bloodstream? (2019)

A. Inhalation
B. Exhalation
C. Expiration
D. Inspiration

Solution

Oxygen enters the bloodstream during inhalation when air is drawn into the lungs and diffuses across the alveolar membrane.

Correct Answer: A — Inhalation

Q. During which phase of respiration does the diaphragm relax? (2023)

A. Inhalation
B. Exhalation
C. Gas exchange
D. Oxygen transport

Solution

During exhalation, the diaphragm relaxes, causing the thoracic cavity to decrease in volume and air to be expelled from the lungs.

Correct Answer: B — Exhalation

Q. During which phase of the menstrual cycle does ovulation occur? (2020)

A. Follicular phase
B. Luteal phase
C. Menstrual phase
D. Ovulatory phase

Solution

Ovulation occurs during the ovulatory phase of the menstrual cycle when an egg is released from the ovary.

Correct Answer: D — Ovulatory phase

Q. During which phase of the menstrual cycle does the endometrium thicken? (2020)

A. Follicular phase
B. Ovulation phase
C. Luteal phase
D. Menstrual phase

Solution

The endometrium thickens during the luteal phase of the menstrual cycle in preparation for a potential pregnancy.

Correct Answer: C — Luteal phase

Q. During which stage of development does the embryo implant into the uterine wall? (2022)

A. Fertilization
B. Cleavage
C. Gastrulation
D. Blastocyst stage

Solution

The embryo implants into the uterine wall during the blastocyst stage of development.

Correct Answer: D — Blastocyst stage

Q. Ethylene is produced in response to which of the following conditions? (2023)

A. High light intensity
B. Low oxygen levels
C. High humidity
D. Low temperature

Solution

Ethylene is produced in response to low oxygen levels, particularly during stress conditions like flooding.

Correct Answer: B — Low oxygen levels

Q. Faraday's law of electromagnetic induction states that the induced EMF in a circuit is proportional to what? (2019)

A. Rate of change of current
B. Rate of change of magnetic flux
C. Rate of change of resistance
D. Rate of change of voltage

Solution

Faraday's law states that the induced EMF is proportional to the rate of change of magnetic flux.

Correct Answer: B — Rate of change of magnetic flux

Q. For a convex lens, if the object is at infinity, the image will be formed at: (2020)

A. At the focus
B. At the center of curvature
C. At infinity
D. At the optical center

Solution

When the object is at infinity, the rays converge at the focus of the convex lens.

Correct Answer: A — At the focus

Q. For a convex lens, if the object is at the focus, what type of image is formed? (2020)

A. Real and inverted
B. Virtual and erect
C. No image
D. Real and erect

Solution

When the object is at the focus of a convex lens, the rays of light emerge parallel, resulting in no image being formed.

Correct Answer: C — No image

Q. For a zero-order reaction, how does the concentration of reactants change over time? (2020)

A. Linearly
B. Exponentially
C. Quadratically
D. Logarithmically

Solution

In a zero-order reaction, the concentration of reactants decreases linearly with time.

Correct Answer: A — Linearly

Q. For the equilibrium 2A(g) ⇌ B(g) + C(g), if the volume of the container is decreased, what will happen to the equilibrium? (2020)

A. Shift to the left
B. Shift to the right
C. No change
D. Depends on temperature

Solution

Decreasing the volume increases the pressure, and the equilibrium will shift towards the side with fewer moles of gas, which is the right side in this case.

Correct Answer: B — Shift to the right

Q. For the equilibrium reaction 2SO2(g) + O2(g) ⇌ 2SO3(g), what is the effect of decreasing the volume of the container? (2021)

A. Shift to the left
B. Shift to the right
C. No effect
D. Increase in temperature

Solution

Decreasing the volume increases the pressure, and according to Le Chatelier's principle, the equilibrium will shift towards the side with fewer moles of gas, which is the right side in this case.

Correct Answer: B — Shift to the right

Q. For the equilibrium reaction A ⇌ B, if the concentration of B is increased, what will be the effect on the equilibrium? (2023)

A. Shift to the right
B. Shift to the left
C. No change
D. Increase in temperature

Solution

Increasing the concentration of B will shift the equilibrium to the left to produce more A, according to Le Chatelier's principle.

Correct Answer: B — Shift to the left

Q. For the equilibrium reaction: 2NO2(g) ⇌ N2O4(g), what is the effect of increasing the pressure? (2021)

A. Shift to the left
B. Shift to the right
C. No effect
D. Increase Kp

Solution

Increasing the pressure will shift the equilibrium to the side with fewer moles of gas, which is the right side (N2O4) in this case.

Correct Answer: A — Shift to the left

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