List of top Questions asked in NEET (UG)

What is the correct expression for enthalpy?

The half life of a radioactive substance is 20 minutes. In how much time the activity of substance drops to \((\frac{1}{16})^{th}\) of its initial value?

The phenomenon of pleiotropism refers to

The thickness of ozone in a column of air in the atmosphere is measured in terms of:

A carnot engine has an efficiency of 50% when its source is at a temperature 327°C. The temperature of the sink is:

The equivalent capacitance of the system shown in the following circuit is:

The net magnetic flux through any closed surface is:

The minimum wavelength of X-rays produced by an electron accelerated through a potential difference of V volts is proportional to:

The errors in the measurement which arise due to unpredictable fluctuations in temperature and voltage supply are:

If \(∮_s\overrightarrow{E}.\overrightarrow{dS}=0\) over a surface, then:

Which amongst the following molecules on polymerization produces neoprene?

Match List I with List II.

	List-I		List-II
(a)	Gene ‘a’	(i)	β-galactosidase
(b)	Gene ‘y’	(ii)	Transacetylase
(c)	Gene ‘i’	(iii)	Permease
(d)	Gene ‘z’	(iv)	Repressor protein

Choose the correct answer from the options given below:

Which among the following option is the correct graphical representation of Boyle's Law?

Consider the following reaction and identify the product (P).

The effective resistance of a parallel connection that consists of four wires of equal length, equal area of cross-section, and same material is 0.25 Ω. What will be the effective resistance if they are connected in series?

Three resistors having resistances r₁, r₂ and r₃ are connected as shown in the given circuit. The ratio \(\frac{i_3}{i_1}\) of currents in terms of resistances used in the circuit is

Family Fabaceae differs from Solanaceae and Liliaceae. With respect to the stamens, pick out the characteristics specific to family Fabaceae but not found in Solanaceae or Liliaceae.

Among eukaryotes, replication of DNA takes place in:

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: Late wood has fewer xylary elements with narrow vessels.
Reason R: Cambium is less active in winters.
In the light of the above statements, choose the correct answer from the options given below:

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: Metallic sodium dissolved in liquid ammonia giving a deep blue solution which is paramagnetic.
Reasons R: The deep blue solution to the formation of amide.
In the light of the above statements, the correct answer from the options below:

Complete the following reactions: