NEET Mock Test 1

Subject Coverage: Features a balanced 30-question set covering 10 questions each for Biology, Physics, and Chemistry.
Interactive Learning: Provides instant feedback with detailed rationales and strategic hints for every question.
Exam Readiness: Designed to improve speed, accuracy, and application skills for the medical entrance exam.
Level of Difficulty: Curated to match the current NEET-UG pattern and difficulty level.

1 / 30

1. Which cell organelle is known as the 'suicidal bag' of the cell?

Lysosomes

Mitochondria

Ribosomes

Golgi complex

2 / 30

2. What is the correct order of increasing acidic strength?

H2O < HF < NH3 < CH4

NH3 < CH4 < HF < H2O

HF < H2O < NH3 < CH4

CH4 < NH3 < H2O < HF

3 / 30

3. The threshold frequency for a metal is f₀. When light of frequency 2f₀ is incident on the metal, the max kinetic energy is K. If frequency is 5f₀, what is the new max kinetic energy?

4K

3K

5K

2.5K

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4. Deficiency of which vitamin causes 'Pernicious Anemia'?

Vitamin B1

Vitamin K

Vitamin C

Vitamin B12

5 / 30

5. What is the de Broglie wavelength of an electron accelerated through a potential of 100V?

12.27 Å

1.227 Å

122.7 Å

0.1227 Å

6 / 30

6. Which of the following is an intensive property of a thermodynamic system?

Internal energy

Enthalpy

Entropy

Specific heat capacity

7 / 30

7. Which hormone is responsible for the 'fight or flight' response in humans?

Adrenaline

Thyroxine

Estrogen

Insulin

8 / 30

8. In the human respiratory system, where does the actual diffusion of gases (O2 and CO2) take place?

Bronchi

Alveoli

Bronchioles

Trachea

9 / 30

9. Which of the following processes in flowering plants involves a 'double fertilization' event?

Fusion of two male gametes with two different eggs in the same embryo sac.

Fusion of one male gamete with the egg and another with the secondary nucleus.

Fusion of one male gamete with the egg and another with the synergid.

Fusion of one male gamete with the egg and the other with the antipodal cells.

10 / 30

10. The hormone 'Erythropoietin', which stimulates RBC production, is primarily secreted by:

Bone marrow

Kidney

Spleen

Liver

11 / 30

11. In a p-n junction diode, what happens to the width of the depletion layer under reverse bias?

It remains constant.

It first increases then decreases.

It increases.

It decreases.

12 / 30

12. What is the oxidation state of Phosphorus in H3PO2 (Hypophosphorous acid)?

+5

+1

+3

-3

13 / 30

13. Which compound will exhibit the highest boiling point?

CH3CH2CHO

CH3CH2CH2OH

CH3OCH2CH3

CH3CH2CH2CH3

14 / 30

14. Which hybridization is found in the XeF4 molecule?

dsp²

sp³d

sp³d²

sp³

15 / 30

15. The magnetic field at the center of a circular coil of radius r carrying current I is B. If radius is doubled and current is halved, the new field is:

4B

B/4

B

B/2

16 / 30

16. Mendel's 'Law of Independent Assortment' can be best studied using which of the following?

Test cross

Back cross

Monohybrid cross

Dihybrid cross

17 / 30

17. A capillary tube of radius r is immersed in water (height h). If radius is doubled, the new height is:

h/4

2h

h/2

h

18 / 30

18. Which element has the highest electronegativity?

Chlorine

Oxygen

Fluorine

Nitrogen

19 / 30

19. In the Hall-Héroult process (Aluminum extraction), what is the role of cryolite (Na3AlF6)?

To act as a catalyst.

To oxidize the alumina.

To lower the melting point and increase conductivity.

To prevent the anode from burning.

20 / 30

20. In Young's double slit experiment, if slit distance (d) is halved and screen distance (D) is doubled, the fringe width (β) will:

Become four times.

Be halved.

Remain the same.

Become double.

21 / 30

21. Which of the following is the most stable carbocation?

(CH3)2CH+

(CH3)3C+

CH3CH2+

CH3+

22 / 30

22. During the 'S' phase of the cell cycle, what is the status of the DNA content and chromosome number in a diploid cell?

DNA content remains same, and chromosome number doubles.

DNA content halves, and chromosome number remains same.

DNA content doubles, and chromosome number doubles.

DNA content doubles, and chromosome number remains same.

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23. The focal length of a convex lens is 20 cm. What is its power?

0.05 Diopters

2 Diopters

5 Diopters

-5 Diopters

24 / 30

24. Which of the following ecological pyramids is 'always' upright?

Pyramid of Biomass

Pyramid of Energy

Pyramid of Productivity

Pyramid of Number

25 / 30

25. Which reagent is used in the Reimer-Tiemann reaction to convert phenol to salicylaldehyde?

CH3Cl and AlCl3

KMnO4

CHCl3 and aqueous NaOH

CO2 and NaOH

26 / 30

26. Which of the following is a 'monomer' of Natural Rubber?

Isoprene

Neoprene

Butadiene

Chloroprene

27 / 30

27. In an LCR series circuit, at resonance, what is the value of the power factor?

0.5

Zero

Unity (1)

Infinity

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28. A particle moves in a circle of radius R with a constant speed v. What is the magnitude of the average acceleration over a time interval of πR/2v?

2v²/πR

Zero

v²/πR

v²/R

29 / 30

29. Which of the following is an example of a 'vestigial organ' in humans?

Vermiform appendix

Lungs

Kidneys

Heart

30 / 30

30. A body of mass m is taken from Earth's surface to a height equal to radius R. The change in potential energy is:

1/4 mgR

1/2 mgR

2mgR

mgR

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