NEET Daily Practice Questions 15 December 2024: DPP for 2025 aspirants

NEET Daily Practice Questions 15 December 2024

NEET Daily Practice Questions 15 December 2024: Aspirants preparing for the NEET 2025 shall refer to the below-mentioned NEET Daily Practice Questions 15 December 2024. These questions cover important topics from subjects like physics, chemistry, and biology. They can analyze their strengths and weaknesses in a particular subject by working through these questions and reviewing the answers. It can help them to perform better in the upcoming NEET 2025 exam.

Also Read | JEE Main DPP 15 December 2024: Daily practice problems for 2025 aspirants

NEET Daily Practice Questions 15 December 2024: Physics

Here are some of the NEET daily practice questions with answers 15 December 2024:

Question 1: The x and y coordinates of the particle at any time are x = 5t − 2t2 and y= 10t respectively, where x and y are in meters and t in seconds. The acceleration of the particle at t= 2sec is:

1. 5 m/s2

2. −4 m/s2

3. −8 m/s2

4. 0

Answer: (2)

Question 2: One end of the string of length ‘l’ is connected to a particle of mass ‘m’ and the other end is connected to a small peg on a smooth horizontal table. If the particle moves in a circle with speed 'v', the net force on the particle (directed towards the centre) will be: (T represents the tension in the string)

1. T + mv^2/1

2. T - mv^2/1

3. Zero

4. T

Answer: (4)

Question 3: Two polaroids P1 and P2 are placed with their axis perpendicular to each other. Unpolarised light of intensity Io is incident on P1. A third polaroid P3 is kept in between P1 and P2 such that its axis makes an angle 45 ° with that of P1. The intensity of transmitted light through P2 is:-

1. Io/4

2. Io/8

3. Io/16

4. Io/2

Answer: (2)

Question 4: The bulk modulus of a spherical object is 'B'. If it is subjected to uniform pressure 'P', the fractional decrease in radius is:

1. B/3P

2. 3P/B

3. P/3B

4. P/B

Answer: (3)

Question 5: A rope is wound around a hollow cylinder of mass 3 kg and radius 40 cm. What is the angular acceleration of the cylinder if the rope is pulled with a force of 30 N?

1. 0. 25 rad/s2

2. 25 rad/s2

3. 5 m/s2

4. 25 m/s2

Answer: (2)

NEET Daily Practice Questions 15 December 2024: Chemistry

Here are some of the NEET daily practice questions with answers 15 December 2024:

Question 1: A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5atm from an initial volume of 2.50 L to a final volume of 4.50L. The change in internal energy U of the gas in joules will be:

1. -500J

2. -505J

3. -506J

4. -508J

Answer: (3)

Question 2: Which of the following reactions is appropriate for converting acetamide to methenamine?

1.  Hoffmann hypobromamide reaction

2.  Stephens reaction

3.  Gabriel's phthalimide synthesis

4. Carbylamine reaction

Answer: (1)

Question 3: With respect to the conformers of ethane, which of the following statements is true?

1.  Bond angle changes but bond length remains same

2.  Both bond angle and bond length change

3.  Both bond angle and bond length remains same

4.  Bond angle remains same but bond length changes

Answer: (3)

Question 4: It is because of inability of ns2 electrons of the valence shell to participate in bonding that:

1.  Sn2+ is oxidising agent while Pb4+ is reducing agent

2.  Sn2+ and Pb2+ both are oxidising agent

3.  Sn4+ is reducing agent while Pb4+ is oxidising agent

4. Sn2+ is reducing agent while Pb4+ is oxidising agent

Answer: (3)

Question 5: Extraction of gold and silver involves leaching with CN- ion. Silver is later recovered by:

1.  Distillation

2.  Zone refining

3.  Displacement with Zn

4. Liquation

Answer: (3)

NEET Daily Practice Questions 15 December 2024: Biology

Here are some of the NEET daily practice questions with answers 15 December 2024:

Question 1: Identify the incorrect option.

Reaction of  propanamide with ethanolic sodium hydroxide and bromine will give

(1)  Ethylamine

(2)  Methylamine

(3)  Propylamine

(4) Aniline

Answer: (3)

Question 2: A liquid compound (x) can be purified by steam distillation only if it is

(1)  Steam volatile, immiscible with water

(2)  Not steam volatile, miscible with water

(3)  Steam volatile, miscible with water

(4) Not steam volatile, immiscible with water

Answer: (3)

Question 3: Among the compounds shown below which one revealed a linear structure ?

(1)   NO2

(2)   HOCl

(3)   O3

(4)   N2O

Answer: (4)

Question 4: Which of the following is not true about chloramphenicol?

(1)   It inhibits the growth of only grampositive bacteria.

(2)   It is a broad spectrum antibiotic.

(3)   It is not bactericidal.

(4) It is bacteriostatic.

Answer: (1)

Question 5: The reaction of concentrated sulphuric acid with carbohydrates (C12H22O11) is an example of

(1)  Dehydration

(2) Oxidation

(3) Reduction

(4) Sulphonation

Answer: (2)