datavorous/entrance-exam-dataset huggingface dataset:
What type of utensils is Teflon commonly used to coat, providing a non-stick surface?

Options:
A Stainless steel utensils
B Aluminum utensils
C Copper utensils
D Cast iron utensils

The correct answer is:
Aluminum utensils

Solution:
Teflon is commonly used to coat aluminum utensils to provide a non-stick surface.

Topic: Chemistry, Polymers, NEET
What type of valve guards the opening between the left atrium and left ventricle in the human heart?

Options:
A Bicuspid valve
B Tricuspid valve
C Septal valve
D Aortic valve

The correct answer is:
Bicuspid valve

Solution:
The opening between the left atrium and the left ventricle in the human heart is guarded by a bicuspid or mitral valve.

Topic: Biology, Body Fluids and Circulation, NEET
What type of valve guards the opening between the right atrium and right ventricle in the human heart?

Options:
A Bicuspid valve
B Tricuspid valve
C Septal valve
D Aortic valve

The correct answer is:
Tricuspid valve

Solution:
The opening between the right atrium and the right ventricle in the human heart is guarded by a valve formed of three muscular flaps or cusps, called the tricuspid valve.

Topic: Biology, Body Fluids and Circulation, NEET
What type of valve is found between the right atrium and the right ventricle?

Options:
A Tricuspid valve
B Bicuspid valve
C Semilunar valve
D Atrio-ventricular septum

The correct answer is:
Tricuspid valve

Solution:
The opening between the right atrium and the right ventricle is guarded by a valve formed of three muscular flaps or cusps, the tricuspid valve.

Topic: Biology, Body Fluids and Circulation, NEET
What type of vascular system do frogs have?

Options:
A Open
B Closed
C Semi-closed
D Semi-open

The correct answer is:
Closed

Solution:
The vascular system of frog is well-developed closed type, meaning that it is completely enclosed and the blood is always circulating within the vessels.

Topic: Biology, Structural Organisation in Animals, NEET
What type of vector is used to deliver desirable genes into animal cells?

Options:
A Ti plasmid of Agrobacterium tumifaciens
B pBR3022 vector
C Retroviruses
D pUC18 vector

The correct answer is:
Retroviruses

Solution:
Retroviruses have been disarmed and are now used to deliver desirable genes into animal cells.

Topic: Biology, Biotechnology - Principles and Processes, NEET
What type of vector is used to deliver genes of interest into a variety of plants?

Options:
A Ti plasmid of Agrobacterium tumifaciens
B pBR3022 vector
C pUC18 vector
D pET28a vector

The correct answer is:
Ti plasmid of Agrobacterium tumifaciens

Solution:
The tumor inducing (Ti) plasmid of Agrobacterium tumifaciens has been modified into a cloning vector which is no more pathogenic to the plants but is still able to use the mechanisms to deliver genes of our interest into a variety of plants.

Topic: Biology, Biotechnology - Principles and Processes, NEET
What type of vesicles are formed by the process of packaging in the golgi apparatus?

Options:
A Mitochondrial vesicles
B Endoplasmic reticulum vesicles
C Lysosomal vesicles
D Chloroplast vesicles

The correct answer is:
Lysosomal vesicles

Solution:
Lysosomal vesicles are membrane bound vesicular structures formed by the process of packaging in the golgi apparatus. They are rich in hydrolytic enzymes that can digest carbohydrates, proteins, lipids, and nucleic acids.

Topic: Biology, Cell - The Unit of Life, NEET
What type of vessel acts as the cathode in the electrolysis process for aluminium extraction?

Options:
A Copper vessel
B Steel vessel with carbon lining
C Graphite vessel
D Aluminium vessel

The correct answer is:
Steel vessel with carbon lining

Solution:
A steel vessel with a lining of carbon serves as the cathode during electrolysis.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What type of virus has the ability to transform normal cells into cancerous cells?

Options:
A Retroviruses
B Adenoviruses
C Herpesviruses
D Papillomaviruses

The correct answer is:
Retroviruses

Solution:
Retroviruses in animals have the ability to transform normal cells into cancerous cells.

Topic: Biology, Biotechnology - Principles and Processes, NEET
What type of voids are formed when the spheres of the second layer are placed above the voids of the first layer (or vice versa) in the two-dimensional hexagonal close-packed arrangement?

Options:
A Cubic voids
B Triangular voids
C Tetrahedral voids
D Hexagonal voids

The correct answer is:
Tetrahedral voids

Solution:
When the spheres of the second layer are placed above the voids of the first layer (or vice versa) in the two-dimensional hexagonal close-packed arrangement, tetrahedral voids are formed, as described in the paragraph.

Topic: Chemistry, Solid State, NEET
What type of voids are formed when the spheres of the second layer are placed in the depressions of the first layer in a close-packed structure?

Options:
A Octahedral voids
B Tetrahedral voids
C Hexagonal voids
D Cubic voids

The correct answer is:
Tetrahedral voids

Solution:
When the spheres of the second layer are placed in the depressions of the first layer in a close-packed structure, tetrahedral voids are formed.

Topic: Chemistry, Solid State, NEET
What type of waste is generated by hospitals?

Options:
A Electronic waste
B Biodegradable waste
C Hazardous waste
D Non-biodegradable waste

The correct answer is:
Hazardous waste

Solution:
Hospitals generate hazardous waste that contains disinfectants, harmful chemicals, and pathogenic micro-organisms.

Topic: Biology, Environmental Issues, NEET
What type of water association in hydrated salts involves water molecules that are coordinated with the salt ions?

Options:
A Covalent water
B Intermolecular water
C Coordinated water
D Hydrogen-bonded water

The correct answer is:
Coordinated water

Solution:
Coordinated water in hydrated salts involves water molecules coordinated with the salt ions.

Topic: Chemistry, Hydrogen, NEET
What type of yeast is used for fermenting dough used for making bread?

Options:
A Lactobacillus
B Propionibacterium sharmanii
C Saccharomyces cerevisiae
D Fungi

The correct answer is:
Saccharomyces cerevisiae

Solution:
The dough used for making bread is fermented using baker’s yeast (Saccharomyces cerevisiae).

Topic: Biology, Microbes in Human Welfare, NEET
What types of compound can water (i) dissolve, and (ii) hydrolyse?

Options:
A (i) Only polar compounds, (ii) only nonpolar compounds
B (i) Polar and ionic compounds, (ii) compounds with susceptible functional groups
C (i) Nonpolar compounds, (ii) salts and minerals
D (i) Organic compounds, (ii) inorganic compounds

The correct answer is:
(i) Polar and ionic compounds, (ii) compounds with susceptible functional groups

Solution:
Correct Option is : (B)
(i) Polar and ionic compounds, (ii) compounds with susceptible functional groups

Topic: Chemistry, Hydrogen, NEET
What types of compounds are separated using sublimation?

Options:
A Non-sublimable compounds from sublimable impurities
B Sublimable compounds from non-sublimable impurities
C Non-volatile compounds from volatile impurities
D Solids from liquids

The correct answer is:
Sublimable compounds from non-sublimable impurities

Solution:
Sublimation is used to separate sublimable compounds from non-sublimable impurities.

Topic: Chemistry, General Organic Chemistry, NEET
What types of compounds are used as monomers in addition or chain growth polymerization?

Options:
A Alkenes, alkadienes, and their derivatives
B Aldehydes and ketones
C Aromatic compounds
D Halogens and noble gases

The correct answer is:
Alkenes, alkadienes, and their derivatives

Solution:
Monomers used in addition or chain growth polymerization are unsaturated compounds such as alkenes, alkadienes, and their derivatives.

Topic: Chemistry, Polymers, NEET
What types of compounds were originally referred to as "paraffins"?

Options:
A Aromatic compounds
B Saturated hydrocarbons
C Unsaturated hydrocarbons
D Alcohols

The correct answer is:
Saturated hydrocarbons

Solution:
Paraffin was the earlier name given to saturated hydrocarbons.

Topic: Chemistry, General Organic Chemistry, NEET
What types of elements are less electropositive than group 1 and 2 metals, according to the paragraph?

Options:
A Alkali metals
B Noble gases
C Transition elements (3d series)
D Inner-transition metals

The correct answer is:
Transition elements (3d series)

Solution:
Transition elements (3d series) are less electropositive than group 1 and 2 metals.

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What types of forces, when strong, can cause high viscosity in a liquid?

Options:
A Electrostatic forces
B Gravitational forces
C Hydrogen bonding and van der Waals forces
D Magnetic forces

The correct answer is:
Hydrogen bonding and van der Waals forces

Solution:
High viscosity in a liquid is caused by strong hydrogen bonding and van der Waals forces.

Topic: Chemistry, States of Matter, NEET
What types of hybrid orbitals are used by carbon atoms in methane, ethene, and ethyne molecules?

Options:
A sp3, sp2, and sp hybrid orbitals, respectively
B s, p, and d hybrid orbitals, respectively
C sp2, sp3, and sp hybrid orbitals, respectively
D s, p, and s hybrid orbitals, respectively

The correct answer is:
sp3, sp2, and sp hybrid orbitals, respectively

Solution:
The shapes of molecules like methane, ethene, and ethyne are explained in terms of the use of sp3, sp2, and sp hybrid orbitals by carbon atoms in the respective molecules.

Topic: Chemistry, General Organic Chemistry, NEET
What types of impurities can be used for doping semiconductors?

Options:
A Only electron-rich impurities
B Only electron-deficient impurities
C Both electron-rich and electron-deficient impurities
D No impurities are used for doping

The correct answer is:
Both electron-rich and electron-deficient impurities

Solution:
Both electron-rich (n-type) and electron-deficient (p-type) impurities can be used for doping semiconductors, depending on the desired type of conductivity.

Topic: Chemistry, Solid State, NEET
What types of ligands are involved in removing excess copper and iron in plant/animal systems?

Options:
A Anionic ligands
B Neutral ligands
C Cationic ligands
D Radicals

The correct answer is:
Anionic ligands

Solution:
Anionic ligands are involved in removing excess copper and iron in plant/animal systems.

Topic: Chemistry, Coordination Compounds, NEET
What types of monomeric units are typically involved in step growth polymerization?

Options:
A Bi-functional or trifunctional
B Mono-functional
C Tetra-functional
D Di-functional only

The correct answer is:
Bi-functional or trifunctional

Solution:
Step growth polymerization typically involves bi-functional or trifunctional monomeric units.

Topic: Chemistry, Polymers, NEET
What types of products are commonly manufactured using Buna-N?

Options:
A Glass containers
B Food packaging materials
C Oil seals, tank linings, and other industrial components
D Electronics components

The correct answer is:
Oil seals, tank linings, and other industrial components

Solution:
Buna-N is used in the manufacturing of oil seals, tank linings, and various industrial components due to its resistance to oils and organic solvents.

Topic: Chemistry, Polymers, NEET
What types of products are commonly manufactured using neoprene?

Options:
A Electronics components
B Food packaging materials
C Conveyor belts, gaskets, and hoses
D Glass containers

The correct answer is:
Conveyor belts, gaskets, and hoses

Solution:
Neoprene is used in the manufacturing of conveyor belts, gaskets, and hoses, among other products.

Topic: Chemistry, Polymers, NEET
What types of structures can be formed when silicate units are linked together?

Options:
A Cubes and spheres
B Chains, rings, sheets, or three-dimensional structures
C Helices and spirals
D Layers and stacks

The correct answer is:
Chains, rings, sheets, or three-dimensional structures

Solution:
When silicate units are linked together, they can form chain, ring, sheet, or three-dimensional structures.

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What types of substances form hydrogen-bonded molecular solids?

Options:
A Substances with metallic bonds
B Substances with ionic bonds
C Substances with covalent bonds
D Substances with polar covalent bonds between H and F, O, or N atoms

The correct answer is:
Substances with polar covalent bonds between H and F, O, or N atoms

Solution:
Hydrogen-bonded molecular solids are formed by substances with polar covalent bonds between H and F, O, or N atoms, as stated in the paragraph.

Topic: Chemistry, Solid State, NEET
What ultimately happens to the precipitates during peptization?

Options:
A Coagulation
B Filtration
C Evaporation
D Break up into smaller particles of the size of a colloid

The correct answer is:
Break up into smaller particles of the size of a colloid

Solution:
Ultimately, during peptization, the precipitates break up into smaller particles of the size of a colloid.

Topic: Chemistry, Surface Chemistry, NEET
What unique property do cationic detergents have compared to other detergents?

Options:
A Low cost
B Neutral charge
C Foaming action
D Germicidal properties

The correct answer is:
Germicidal properties

Solution:
Cationic detergents possess germicidal properties.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What unit has replaced 'amu' for expressing atomic masses?

Options:
A Gram (g)
B Kilogram (kg)
C Unified mass (u)
D Atomic weight (AW)

The correct answer is:
Unified mass (u)

Solution:
'amu' has been replaced by 'u,' which is known as unified mass.

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What unit is used to measure the magnitude of the magnetic moment of electrons?

Options:
A Coulomb
B Ampere
C Bohr magneton (μ
B)
D Tesla

The correct answer is:
Bohr magneton (μ
B)

Solution:
The magnitude of the magnetic moment of electrons is measured in units called Bohr magneton (μ

Topic: Chemistry, Solid State, NEET
What units are often used for volume in chemistry laboratories?

Options:
A mL
B cm3
C L
D m3

The correct answer is:
cm3

Solution:
Smaller volumes are often denoted in cm3 units in chemistry laboratories.

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What units are used for molar conductivity when 𝜅 is expressed in S m-1 and concentration C in mol m-3?

Options:
A S m2 mol-1
B S cm2 mol-1
C S m-1
D mol m-3

The correct answer is:
S m2 mol-1

Solution:
When 𝜅 is expressed in S m-1 and concentration C in mol m-3, the units for molar conductivity are S m2 mol-1.

Topic: Chemistry, Electrochemistry, NEET
What used to be described as Nissl granules in a nerve cell are now identified as:

Options:
A cell metabolites
B fat granules
C ribosomes
D mitochondria

The correct answer is:
ribosomes

Solution:
Nissl's granules are the substances found in the neurons which are a large granular type of body. These granules are very useful for protein synthesis also help to transport these proteins to the cyton.
Related Theory
Nissl's granules are present in the cytoplasm of the cell body of the neurons and dendrites along with other cell organelles like Golgi apparatus, endoplasmic reticulum, mitochondria, nucleus, etc. These granules give a slight coloured appearance to the cytoplasm of the cell body.

Topic: Biology, Cell - The Unit of Life, NEET, NEET 2003
What value of resistance R1 should be used in a multirange voltmeter constructed using a galvanometer circuit, shown in Fig. 4.2, to measure 2V, 20V, and 200V, with a galvanometer resistance of 10 ohms, which produces maximum deflection for a current of 1mA?

Options:
A 1990 ohms
B 2000 ohms
C 2010 ohms
D 1980 ohms

The correct answer is:
1990 ohms

Solution:
Correct Option is : (A)
1990 ohms

Topic: Chemistry, Magnetic Effects of Current, NEET
What values can the quantum number "n" take in the expression for angular momentum in Bohr's model?

Options:
A n can be any positive real number.
B n can only be 0.
C n can only be negative integers.
D n can be positive integers (n = 1, 2, 3, ...).

The correct answer is:
n can be positive integers (n = 1, 2, 3, ...).

Solution:
"n = 1,2,3....." indicating that the quantum number "n" can take on positive integer values.

Topic: Chemistry, Structure of Atom, NEET
What values should be substituted for R, F, and T in the Nernst equation when converting the natural logarithm to the base 10?

Options:
A R = 8.314, F = 96487, T = 298 K
B R = 96487, F = 8.314, T = 298 K
C R = 298, F = 96487, T = 8.314 K
D R = 298, F = 8.314, T = 96487 K

The correct answer is:
R = 8.314, F = 96487, T = 298 K

Solution:
In the Nernst equation when converting the natural logarithm to the base 10, R = 8.314, F = 96487, T = 298 K.

Topic: Chemistry, Electrochemistry, NEET
What volume of 0.1 M NaOH solution is needed to neutralize the acid formed when 1.1 g of P4O6 reacts with water according to the equation P4O6+ 6H2O → 4H3PO3?

Options:
A 220 mL
B 440 mL
C 400mL
D 200 mL

The correct answer is:
400mL

Solution:
Correct Option is : (C)
400mL

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What volume of 3 molar HNO3 is needed to oxides 8 g of Fe2+ to Fe3+ ? HNO3 gets converted to NO

Options:
A 8 mL
B 16 mL
C 32 mL
D 64 mL

The correct answer is:
16 mL

Solution:
HNO+53âNO+2
n-factor = 5 â 2 = 3
Eq. weight of HNO3=M/3
milli eq. of  HNO 3  = milli eq. of  Fe 2+
or 3Ã3ÃV=856Ã1000
So V=15.87 mL
≅ 16 mL

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What volume of 75% alcohol by mass (d=0.8g/cm3) must be used to prepare 150 cc of 30% alcohol by mass (d=0.9g/cm3) ?

Options:
A 44.44 mL
B 56.25 mL
C 67.5 mL
D 33.56 mL

The correct answer is:
67.5 mL

Solution:
M1V1=M2V2
ρ=WrV4
Vr=Wrρ
75100×V×0.8=30100×150×0.9
V=67.5 ml

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What volume of CO2 released at STP on heating 9.85 g of BaCO3? (Atomic mass of Ba=137), (assuming fully decomposed)

Options:
A 0.84 L
B 2.24 L
C 4.06 L
D 1.12 L

The correct answer is:
1.12 L

Solution:
BaCO3âBaO+CO2â
Molecular weight of BaCO3=137+12+3Ã16=197
âµâ197âg produces 22.4âL at S.T.P.
∴ 9.85 g produces 22.4197Ã9.85=1.12 L at S.T.P.

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What volume of oxygen gas $\left(\mathrm{O}_2\right)$ measured at $0^{\circ} \mathrm{C}$ and $1 \mathrm{~atm}$, is needed to burn completely $1 \mathrm{~L}$ of propane gas $\left(\mathrm{C}_3 \mathrm{H}_8\right)$ measured under the same conditions?

Options:
A $7 \mathrm{~L}$
B $6 \mathrm{~L}$
C $5 \mathrm{~L}$
D $10 \mathrm{~L}$

The correct answer is:
$5 \mathrm{~L}$

Solution:
Key Idea : Volume of a gas at $S T P=22.4 \mathrm{~L}$
$\begin{aligned}
& \mathrm{C}_3 \mathrm{H}_8+5 \mathrm{O}_2 \longrightarrow 3 \mathrm{CO}_2+4 \mathrm{H}_2 \mathrm{O} \\
& 22.4 \mathrm{~L} \quad 5 \times 22.4 \mathrm{~L}
\end{aligned}$
$\because$ To burn $22.4 \mathrm{~L} \mathrm{C}_3 \mathrm{H}_8$ the oxygen required is
$=5 \times 22.4 \mathrm{~L}$
$\therefore$ To burn $1 \mathrm{LC}_3 \mathrm{H}_8$ the oxygen required will be
$\begin{aligned}
& =\frac{5 \times 22.4}{22.4} \\
& =5 \mathrm{~L}
\end{aligned}$

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET, NEET 2008 (Screening)
What volume of water is required to make 0.20 N solution from 1600 mL of 0.2050 N solution?

Options:
A 90Â mL
B 40 mL
C 60Â mL
D 20Â mL

The correct answer is:
40 mL

Solution:
M eq. of conc. solution = 1600 Ã 0.2050 = 328
Let the volume of the solution after dilution V mL
M eq. of dil. solution = 0.20 Ã V
â´ 328 = 0.20 Ã V
( âµ M eq. does not change on dilution)
V = 1640 mL
Thus, volume of water used to prepare 1640 mL of 0.20 N solution
= 1640- 1600 = 40 mL

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What was abandoned by Langmuir when refining Lewis's postulations?

Options:
A The concept of noble gases
B The idea of the stationary cubical arrangement of the octet
C The concept of metallic bonding
D The concept of ionic bonding

The correct answer is:
The idea of the stationary cubical arrangement of the octet

Solution:
Langmuir abandoned the idea of the stationary cubical arrangement of the octet when refining Lewis's postulations.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What was established due to the efforts of Ramdeo Misra?

Options:
A Ministry of Environment and Forests
B Sanjay Gandhi Award in Environment and Ecology
C National Committee for Environmental Planning and Coordination
D World Academy of Arts and Science

The correct answer is:
National Committee for Environmental Planning and Coordination

Solution:
Due to the efforts of Ramdeo Misra, the Government of India established the National Committee for Environmental Planning and Coordination (1972).

Topic: Biology, Organisms and Populations, NEET
What was Herbert Boyer's discovery in 1969?

Options:
A Cutting DNA strands in a particular fashion
B Developing a method of removing plasmids from the cell
C Recombining segments of DNA
D Inserting the DNA in animal cells

The correct answer is:
Cutting DNA strands in a particular fashion

Solution:
Herbert Boyer performed studies on a couple of restriction enzymes of the E. coli bacterium in 1969 and observed that these enzymes have the capability of cutting DNA strands in a particular fashion.

Topic: Biology, Biotechnology - Principles and Processes, NEET
What was James Watson's area of interest during his undergraduate years?

Options:
A Genetics
B Bird-watching
C Zoology
D X-rays

The correct answer is:
Bird-watching

Solution:
During his undergraduate years, Watson's interest in bird:watching matured into a serious desire to learn genetics.

Topic: Biology, Principles of Inheritance and Variation, NEET
What was Julius von Sachs' discovery in 1860?

Options:
A Plants can be grown in soil only
B The mineral nutrients essential for plants
C Plants can be grown in a defined nutrient solution without soil
D The technique of growing plants in soil-free mineral solution

The correct answer is:
Plants can be grown in a defined nutrient solution without soil

Solution:
Julius von Sachs, a German botanist, demonstrated for the first time in 1860 that plants could be grown to maturity in a defined nutrient solution in complete absence of soil. This technique is known as hydroponics.

Topic: Biology, Mineral Nutrition, NEET
What was Mendel's contribution to the study of inheritance?

Options:
A He discovered the process of meiosis
B He discovered the structure of DNA
C He proposed the laws of inheritance in living organisms
D He discovered the process of natural selection

The correct answer is:
He proposed the laws of inheritance in living organisms

Solution:
Mendel proposed the laws of inheritance in the living organisms.

Topic: Biology, Principles of Inheritance and Variation, NEET
What was Mendel's observation regarding the F₁ generation?

Options:
A All the F₁ progeny plants were dwarf
B All the F₁ progeny plants were tall
C The F₁ progeny plants showed a blend of both parental traits
D The F₁ progeny plants showed new traits not seen in either parent

The correct answer is:
All the F₁ progeny plants were tall

Solution:
Mendel observed that all the F₁ progeny plants were tall, like one of its parents.

Topic: Biology, Principles of Inheritance and Variation, NEET
What was not defined from Griffith's experiments regarding the genetic material?

Options:
A The transfer of the genetic material
B The type of bacteria used in the experiments
C The biochemical nature of the genetic material
D The location of the genetic material in the bacteria

The correct answer is:
The biochemical nature of the genetic material

Solution:
The biochemical nature of the genetic material was not defined from Griffith's experiments.

Topic: Biology, Molecular Basis of Inheritance, NEET
What was one of the honours received by Watson and Crick?

Options:
A Nobel Peace Prize
B Pulitzer Prize
C Lasker Award
D Academy Award

The correct answer is:
Lasker Award

Solution:
One of the honours received by Watson and Crick was the Lasker Award in 1960.

Topic: Biology, Principles of Inheritance and Variation, NEET