List of top Questions asked in Delhi UMET/DPMT

A population growing in a habitat with limited resources shows four phases of growth in the following sequence.
When there are two haploid nuclei per cell in some fungi before the formation of diploid, this stage is called
In blood group typing in human, if an allele contributed by one parent is $I^{4}$ and an allele contributed by the other parent is $i$ , the resulting blood group of the offspring will be
Blood cells involved in inflammatory reactions are
In $C_{4}$ plants, the bundle sheath cells
Typhoid fever is caused by a species of
The beginning of understanding genetic transformation in bacteria was made by
The source of Taq polymeraise used in $PCR$ is a
Microfilaments in eukaryotic cells are made up of
Okazaki is known for his contribution to the understanding of
If the charge on a capacitor is doubled, the value of its capacitance $C$ will be
When a lens of refractive index $ n_{1} $ is placed in a liquid of refractive index $ n_{2}$ the lens looks to be disappeared only if
The density of a nucleus of mass number $A$ is proportional to
Bell-shaped polygonal pyramid indicates
Apoplastic movement of water in plants occurs through
Which of the following represents the arrangement in increasing order of bond order and bond dissociation energy?
A radioactive isotope has a half-life of $T \,yr$. How long will it take the activity to reduce to $1\%$ of its original value?
A pea plant parent having violet-coloured flowers with unknown genotype was crossed with a plant having white-coloured flowers. In the progeny, $50\%$ of the flowers were violet and $50\%$ were white. The genotypic constitution of the parent having violet-coloured flowers was
A group of interconnected genera is called
Trichoderma species are potentially useful as
Resistance of tungsten wire at 150$^{\circ}$C is $133 \Omega$. Its resistance temperature coefficient is $0.0045^{\circ}$C. The resistance of the wire at 500$^{\circ}$C will be
Which one of the following are intracellular obligate parasites?
A galvanometer coil has a resistance of $10 \, \Omega $ and the ammeter shows full scale deflection for a current of $1\,mA$. The shunt resistance required to convert the galvanometer into an ammeter of range $0-100\,mA$ is about
For a first order reaction, the time required for $99.9\%$ of the reaction to take place is nearly
The size of the nucleus of an atom of mass number $A$ is proportional to