50 Unique NEET (National Eligibility cum Entrance Test) MCQs

Here’s a collection of 50 unique NEET (National Eligibility cum Entrance Test) MCQs covering topics from Physics, Chemistry, and Biology. These questions are designed to test your knowledge across different subject areas commonly encountered in the NEET exam.


Physics MCQs

1. What is the SI unit of force?

A) Newton
B) Joule
C) Watt
D) Pascal

Answer: A) Newton

2. The acceleration due to gravity on the Moon is approximately:

A) 9.8 m/s²
B) 1.6 m/s²
C) 3.7 m/s²
D) 5.4 m/s²

Answer: B) 1.6 m/s²

3. If a body travels with uniform velocity, the acceleration is:

A) Zero
B) Constant
C) Increasing
D) Decreasing

Answer: A) Zero

4. The unit of electric charge is:

A) Coulomb
B) Volt
C) Ampere
D) Ohm

Answer: A) Coulomb

5. What is the value of Planck’s constant?

A) 6.626 × 10⁻³⁴ J·s
B) 9.81 × 10⁻³⁴ J·s
C) 1.625 × 10⁻³⁴ J·s
D) 5.627 × 10⁻³⁴ J·s

Answer: A) 6.626 × 10⁻³⁴ J·s

6. In a reflection, the angle of incidence is always:

A) Less than the angle of reflection
B) Equal to the angle of reflection
C) Greater than the angle of reflection
D) None of the above

Answer: B) Equal to the angle of reflection

7. The speed of light in a vacuum is approximately:

A) 3 × 10⁸ m/s
B) 2 × 10⁸ m/s
C) 4 × 10⁸ m/s
D) 1 × 10⁸ m/s

Answer: A) 3 × 10⁸ m/s

8. The force that causes an object to move in a circular path is called:

A) Centripetal force
B) Gravitational force
C) Normal force
D) Frictional force

Answer: A) Centripetal force

9. The work done in moving a charge through an electric field is equal to:

A) Voltage
B) Current
C) Power
D) Energy

Answer: A) Voltage

10. The power of a lens is defined as the reciprocal of its focal length. What is the unit of power?

A) Meter
B) Diopter
C) Watt
D) Ampere

Answer: B) Diopter


Chemistry MCQs

11. The molecular formula of methane is:

A) C₂H₆
B) CH₄
C) C₄H₁₀
D) C₆H₁₂O₆

Answer: B) CH₄

12. The atomic number of oxygen is:

A) 6
B) 8
C) 10
D) 12

Answer: B) 8

13. Which of the following is a strong acid?

A) Acetic acid
B) Hydrochloric acid
C) Citric acid
D) Formic acid

Answer: B) Hydrochloric acid

14. The pH of pure water at 25°C is:

A) 4
B) 5
C) 6
D) 7

Answer: D) 7

15. The process of breaking down a large molecule into smaller molecules by the addition of water is called:

A) Hydrolysis
B) Condensation
C) Sublimation
D) Evaporation

Answer: A) Hydrolysis

16. Which of the following is a noble gas?

A) Oxygen
B) Nitrogen
C) Argon
D) Chlorine

Answer: C) Argon

17. The main constituent of natural gas is:

A) Methane
B) Butane
C) Ethane
D) Propane

Answer: A) Methane

18. The molar mass of carbon dioxide (CO₂) is:

A) 28 g/mol
B) 32 g/mol
C) 44 g/mol
D) 56 g/mol

Answer: C) 44 g/mol

19. Which of the following is an example of a covalent compound?

A) Sodium chloride (NaCl)
B) Magnesium oxide (MgO)
C) Water (H₂O)
D) Sodium bicarbonate (NaHCO₃)

Answer: C) Water (H₂O)

20. The rate of a chemical reaction is affected by:

A) Concentration
B) Temperature
C) Presence of a catalyst
D) All of the above

Answer: D) All of the above


Biology MCQs

21. The smallest unit of life is:

A) Cell
B) Atom
C) Molecule
D) Organ

Answer: A) Cell

22. The genetic material of a cell is located in the:

A) Cytoplasm
B) Nucleus
C) Mitochondria
D) Ribosome

Answer: B) Nucleus

23. Which of the following is a characteristic of prokaryotic cells?

A) Presence of a nucleus
B) Absence of a nucleus
C) Multicellular structure
D) Large size

Answer: B) Absence of a nucleus

24. The powerhouse of the cell is:

A) Nucleus
B) Golgi apparatus
C) Mitochondria
D) Endoplasmic reticulum

Answer: C) Mitochondria

25. In humans, the number of chromosomes in a somatic cell is:

A) 23
B) 46
C) 92
D) 46 pairs

Answer: B) 46

26. Which of the following is a process by which plants make their food?

A) Respiration
B) Transpiration
C) Photosynthesis
D) Digestion

Answer: C) Photosynthesis

27. The fluid that circulates in the circulatory system is called:

A) Blood
B) Lymph
C) Plasma
D) Saliva

Answer: A) Blood

28. Which of the following is an example of an autotroph?

A) Human
B) Mushroom
C) Green plant
D) Fish

Answer: C) Green plant

29. The human heart has how many chambers?

A) Two
B) Three
C) Four
D) Five

Answer: C) Four

30. Which of the following is the site of protein synthesis in a cell?

A) Mitochondria
B) Ribosomes
C) Nucleus
D) Golgi apparatus

Answer: B) Ribosomes

31. The enzyme responsible for breaking down starch into sugars is:

A) Amylase
B) Protease
C) Lipase
D) Pepsin

Answer: A) Amylase

32. The process of cell division in which the chromosome number is halved is called:

A) Mitosis
B) Meiosis
C) Binary fission
D) Cytokinesis

Answer: B) Meiosis

33. Which of the following vitamins is essential for blood clotting?

A) Vitamin A
B) Vitamin B12
C) Vitamin C
D) Vitamin K

Answer: D) Vitamin K

34. The process of converting nitrogen from the atmosphere into a form usable by plants is called:

A) Nitrogen fixation
B) Photosynthesis
C) Transpiration
D) Respiration

Answer: A) Nitrogen fixation

35. Which of the following is the main function of white blood cells?

A) Transport oxygen
B) Protect against infection
C) Regulate body temperature
D) Help in digestion

Answer: B) Protect against infection

36. The first step in cellular respiration is:

A) Glycolysis
B) Krebs cycle
C) Electron transport chain
D) Fermentation

Answer: A) Glycolysis

37. Which of the following is not a function of the liver?

A) Detoxification
B) Storage of glycogen
C) Production of bile
D) Production of insulin

Answer: D) Production of insulin

38. The number of teeth in an adult human mouth is:

A) 32
B) 28
C) 24
D) 40

Answer: A) 32

39. The process by which green plants use sunlight to synthesize food is called:

A) Respiration
B) Transpiration
C) Photosynthesis
D) Fermentation

Answer: C) Photosynthesis

40. Which organ is primarily responsible for the filtration of blood in humans?

A) Heart
B) Liver
C) Kidneys
D) Lungs

Answer: C) Kidneys


General Questions

41. The total number of bones in an adult human skeleton is:

A) 206
B) 208
C) 220
D) 250

Answer: A) 206

42. What is the function of hemoglobin in the blood?

A) Carry oxygen
B) Fight infections
C) Clot blood
D) Regulate pH

Answer: A) Carry oxygen

43. Which of the following is an example of a multicellular organism?

A) Bacteria
B) Paramecium
C) Mushroom
D) Amoeba

Answer: C) Mushroom

44. The process of removing waste from the body is called:

A) Excretion
B) Respiration
C) Digestion
D) Circulation

Answer: A) Excretion

45. Which of the following hormones is produced by the pancreas?

A) Insulin
B) Thyroxine
C) Adrenaline
D) Estrogen

Answer: A) Insulin

46. The process of breathing in and out of air is called:

A) Respiration
B) Digestion
C) Circulation
D) Excretion

Answer: A) Respiration

47. Which of the following is a function of the skeletal system?

A) Production of hormones
B) Regulation of body temperature
C) Protection of internal organs
D) Absorption of nutrients

Answer: C) Protection of internal organs

48. What is the largest organ in the human body?

A) Heart
B) Liver
C) Skin
D) Brain

Answer: C) Skin

49. The scientific study of heredity is known as:

A) Physiology
B) Biology
C) Genetics
D) Ecology

Answer: C) Genetics

50. The human body has how many pairs of ribs?

A) 10
B) 12
C) 14
D) 16

Answer: B) 12


This set of 50 NEET MCQs covers a wide range of subjects, offering a comprehensive way to prepare for the exam. Whether you are focusing on Physics, Chemistry, or Biology, these questions will help strengthen your understanding and boost your confidence.

Also Read: Unit 5: Motion of System of Particles and Rigid Body, Class 11 MCQs

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