List of top Questions asked in NEET (UG)- 2005

Which one of the following pairs represents stereoisomerism ?

The aqueous solution containing which one of the following ions will be colourless?(Atomic no: Sc=21, Fe=26, Ti=22, Mn=25)

Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have the highest third ionization enthalpy?

A reaction occurs spontaneously if:

Bacillus thuringiensis (Bt) strains have been used for designing novel:

Why is vivipary an undesirable character for annual crop plants?

The correct sequence of increasing covalent character is represented by

Which of the following pairs of a chemical reaction is certain to result in a spontaneous reaction?

The vapour pressure of two liquids P and Q are 80 and 60 torr, respectively. The total vapour pressure of solution obtained by mixing 3 moles of P and 2 moles of Q would be:

Which of the following is the electron deficient molecule?

A person is undergoing prolonged fasting. His urine will be found to contain abnormal quantities of:

If mammalian ovum fails to get fertilized, which one of the following is unlikely ?

AIDS is caused by HIV that principally infects:

The surface tension of which of the following liquid is maximum

The absolute enthalpy of neutralisation of the reaction: MgO_(s)+2HCl_(aq) \(\rightarrow\) MgCl_2(aq)+H₂O (l) will be:

In order to find out the different types of gametes produced by a pea plant having the genotype AaBb, it should be crossed to a plant with the genotype

Which one of the following forms micelles in aqueous solution above certain concentration?

Electrolytic reduction of nitrobenzene weakly acidic medium gives:

A woman with 47 chromosomes due to three copies of chromosome 21 is characterized by:

Using imprints from a plate with complete medium and carrying bacterial colonies, you can select streptomycin resistant mutants and prove that such mutations do not originate as adaptation. These imprints need to be used :

Which one of the following hydrolyses internal phosphodiester bonds in a polynucleotide chain ?

Equilibrium constants K₁ and K₂ for the following equilibria: NO_(g)+\(\bigg(\frac{1}{2}\bigg)\)O₂ \(^{K_1}_\rightleftharpoons\) NO₂(g) and 2NO_2(g) \(^{K_2}_\rightleftharpoons\) 2NO_(g)+O_2(g) are related as:

Which of the following would have a permanent dipole moment?

The catalytic efficiency of two different enzymes can be compared by the:

Which of the following pairs is correctly matched ?