List of top Questions asked in NEET (UG)- 2004

Reaction of $HBr$ with propene in the presence of peroxide gives

Lack of independent assortment of two genes-$A$ and $B$ in fruit fly-Drosophila is due to

DNA fingerprinting refer to

Diversification in plant life appeared

Which of the following propagates through leaf-tip?

Angiosperms have dominated the land flora primarily because of their

Plants adapted to low light intensity have

Which one of the following is a living fossil?

Chloropicrin is obtained by the reaction of

ELISA is used to detect viruses where the key reagent is

Certain characteristic demographic features of developing countries are

When $CO_2$ concentration in blood increases breathing becomes

Cancer cells are more easily damaged by radiation than normal cells because they are -

A major component of gober gas is

ATPase enzyme needed for muscle contraction is located in -

Duodenum has characteristic Brunner's gland which secrete two hormones called

A self-fertilizing trihybrid plant forms :-

A ball of mass $2 \,kg$ and another of mass $4\, kg$ are dropped together from a $60$ feet tall building. After a fall of $30$ feet each towards earth, their respective kinetic energies will be in the ratio of

A block of mass $m$ is placed on a smooth wedge of inclination $\theta$. The whole system is accelerated horizontally so that the block does not slip on the wedge. The force exerted by the wedge on the block will be ($g$ is acceleration due to gravity)

In a plant, red fruit (R) is dominant over yellow fruit (r) and tallness (T) is dominant over shortness (t). If a plant with RRTt genotype is crossed with a plant that is rrtt,

Two springs of spring constants $ k_1 $ and $ k_2$ are joined in series. The effective spring constant of the combination is given by

A compound formed by elements $X$ and $Y$ crystallizes in a cubic structure in which the $X$ atoms are at the corners of a cube and the $Y$ atoms are at the face-centers. The formula of the compound is :-

Which of the following forms cationic micelles above certain concentration?

A galvanometer of $50$ ohm resistance has $25$ divisions. $A$ current of $ 4\times 10^{-4}$ ampere gives a deflection of one division. To convert this galvanometer into a voltmeter having a range of $25$ volts, it should be connected with a resistance of

Which of the following is least reactive in a nucleophilic substitution reaction?