datavorous/entrance-exam-dataset huggingface dataset:
What specifically resists the movement of fluid layers past one another in terms of intermolecular forces?

Options:
A Weak intermolecular forces
B Temperature
C Density
D Strong intermolecular forces

The correct answer is:
Strong intermolecular forces

Solution:
Strong intermolecular forces between molecules hold them together and resist the movement of fluid layers past one another.

Topic: Chemistry, States of Matter, NEET
What stabilizes carbocations when alkyl groups are directly attached to the positively charged carbon?

Options:
A Hyperconjugation effects
B Aromaticity
C Resonance effects
D Steric hindrance

The correct answer is:
Hyperconjugation effects

Solution:
Alkyl groups directly attached to the positively charged carbon stabilize carbocations due to inductive and hyperconjugation effects.

Topic: Chemistry, General Organic Chemistry, NEET
What stabilizes the conjugate base of a carboxylic acid, the carboxylate ion?

Options:
A Two equivalent resonance structures with the negative charge on the more electronegative oxygen atom
B Two equivalent resonance structures with the negative charge on the carbon atom
C Non-equivalent resonance structures with the negative charge on the less electronegative carbon atom
D Non-equivalent resonance structures with the negative charge on the oxygen atom

The correct answer is:
Two equivalent resonance structures with the negative charge on the more electronegative oxygen atom

Solution:
The conjugate base of a carboxylic acid, the carboxylate ion, is stabilized by two equivalent resonance structures in which the negative charge is on the more electronegative oxygen atom.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
What state are the ventricles and atria in during the cardiac cycle?

Options:
A Contracted
B Relaxed
C Tense
D Tight

The correct answer is:
Relaxed

Solution:
After the blood moves freely to the ventricles, the ventricles and atria are in a relaxed (joint diastole) state.

Topic: Biology, Body Fluids and Circulation, NEET
What state do two hydrogen atoms reach when their atomic orbitals partially overlap?

Options:
A Ground state
B Excited state
C Minimum energy state
D Unstable state

The correct answer is:
Minimum energy state

Solution:
In the formation of a hydrogen molecule, there is a minimum energy state when atomic orbitals partially overlap.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What step can be written in X in the following figure?

Options:
A Hormone receptor complex
B and
C Generation of AMP or Calcium ions
D Both (2) and (3)

The correct answer is:
Both (2) and (3)

Solution:
X represents generation of second messanger, Cyclic AMP or Calcium ions.

Topic: Biology, Chemical Coordination and Integration, NEET
What step involves removing undesired materials from an ore to increase the proportion of the desired substance?

Options:
A Isolation of the metal
B Purification of the metal
C Concentration of the ore
D Formation of alloys

The correct answer is:
Concentration of the ore

Solution:
Concentration of the ore involves increasing the proportion of the desired substance by removing gangue.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What stimulates the hypothalamus to release ADH?

Options:
A Decrease in blood volume
B Increase in blood pressure
C Increase in body fluid volume
D Excessive loss of fluid from the body

The correct answer is:
Excessive loss of fluid from the body

Solution:
Osmoreceptors in the body are activated by changes in blood volume, body fluid volume, and ionic concentration. An excessive loss of fluid from the body can activate these receptors, stimulating the hypothalamus to release ADH.

Topic: Biology, Excretory Products and their Elimination, NEET
What structural feature in carboxylic acids contributes to their resonance stabilization of the carboxylic carbon?

Options:
A A double bond between carbon and oxygen
B The presence of two hydroxyl groups
C The arrangement of atoms in a tetrahedral shape
D The presence of a nitrogen atom

The correct answer is:
A double bond between carbon and oxygen

Solution:
The presence of a double bond between carbon and oxygen in the carboxyl group contributes to the resonance stabilization of the carboxylic carbon.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
What structural property allows natural rubber to exhibit elastic behavior?

Options:
A Strong covalent bonds between chains
B Random arrangement of polymer chains
C Weak van der Waals interactions and a coiled structure
D Crosslinks between polymer chains

The correct answer is:
Weak van der Waals interactions and a coiled structure

Solution:
Natural rubber's ability to stretch and exhibit elastic behavior is due to its weak van der Waals interactions and coiled structure, which allow it to be stretched and then return to its original shape.

Topic: Chemistry, Polymers, NEET
What structural shapes do interhalogen compounds exhibit, as explained by the VSEPR theory?

Options:
A Linear
B Tetrahedral
C Bent 'T' shape, square pyramidal, and pentagonal bipyramidal
D Octahedral

The correct answer is:
Bent 'T' shape, square pyramidal, and pentagonal bipyramidal

Solution:
Interhalogen compounds exhibit bent 'T' shape, square pyramidal, and pentagonal bipyramidal structures, as explained by the VSEPR (Valence Shell Electron Pair Repulsion) theory.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What structures can be observed under the microscope during anaphase stage?

Options:
A Golgi complex, endoplasmic reticulum, nucleolus, and the nuclear envelope
B Chromosomes arranged at the metaphase plate
C Spindle fibres attached to kinetochores of chromosomes
D Chromatids separated and moving towards opposite poles

The correct answer is:
Chromatids separated and moving towards opposite poles

Solution:
At the anaphase stage, the chromatids of each chromosome have separated and are moving towards opposite poles, which can be observed under the microscope.

Topic: Biology, Cell Cycle and Cell Division, NEET
What structures does the given figure suggest?

Options:
A Carbohydrate
B Amino acids
C Fats and oils
D Nitrogenous bases

The correct answer is:
Amino acids

Solution:
The above structures are of amino acids.

Topic: Biology, Biomolecules (B), NEET
What structures were first observed by Camillo Golgi in 1898?

Options:
A Mitochondria
B Endoplasmic reticulum
C Densely stained reticular structures
D Lysosomes

The correct answer is:
Densely stained reticular structures

Solution:
Camillo Golgi first observed densely stained reticular structures near the nucleus, which were later named Golgi bodies after him.

Topic: Biology, Cell - The Unit of Life, NEET
What substance did Thomas Andrews use to obtain the first complete data on pressure-volume-temperature relations?

Options:
A Carbon monoxide
B Oxygen
C Carbon dioxide
D Nitrogen

The correct answer is:
Carbon dioxide

Solution:
Thomas Andrews obtained the first complete data on pressure-volume-temperature relations using carbon dioxide.

Topic: Chemistry, States of Matter, NEET
What substance is believed to be available from the dissolution of carbon dioxide from air into water during corrosion?

Options:
A Oxygen.
B Hydrogen.
C Nitrogen.
D Sulfur.

The correct answer is:
Hydrogen.

Solution:
Hydrogen ion in water may also be available due to dissolution of other acidic oxides from the atmosphere.

Topic: Chemistry, Electrochemistry, NEET
What substance is found in the solution after removing the soap in the saponification process?

Options:
A Glycerol
B Sodium hydroxide
C Potassium chloride
D Ethanol

The correct answer is:
Glycerol

Solution:
The solution left after removing the soap in the saponification process contains glycerol.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What substance is produced when oxygen reacts with carbon at the anode during aluminium extraction ?

Options:
A CO(g) + 2e-
B CO2(g) + 4e-
C Al(l)
D Al3+ (melt)

The correct answer is:
CO2(g) + 4e-

Solution:
The reaction of oxygen with carbon at the anode produces carbon dioxide.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What substance is produced when zinc carbonate undergoes calcination?

Options:
A ZnCO3(s)
B ZnO(s)
C CO2(g)
D Zn(s)

The correct answer is:
ZnO(s)

Solution:
Calcination of zinc carbonate produces zinc oxide (ZnO) and carbon dioxide gas (CO2).

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What substance is used as a crosslinking agent in the vulcanization process of rubber?

Options:
A Water
B Sulfur
C Oxygen
D Hydrogen

The correct answer is:
Sulfur

Solution:
Sulfur is used as a crosslinking agent in the vulcanization process of rubber, forming crosslinks at the reactive sites of double bonds and stiffening the rubber.

Topic: Chemistry, Polymers, NEET
What substance is used as the anode in the electrolysis of aluminium?

Options:
A Copper
B Graphite
C Aluminium
D Steel

The correct answer is:
Graphite

Solution:
Graphite is utilized as the anode in the aluminium extraction process.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What substances are absorbed through the mucosa of the mouth and lower side of the tongue?

Options:
A Final products of digestion
B Water and simple sugars
C Alcohol
D Drugs

The correct answer is:
Drugs

Solution:
Certain drugs coming in contact with the mucosa of the mouth and lower side of the tongue are absorbed into the blood capillaries lining them.

Topic: Biology, Digestion and Absorption, NEET
What substances are absorbed through the mucosa of the mouth?

Options:
A Drugs
B Water and simple sugars
C Alcohol
D Minerals

The correct answer is:
Drugs

Solution:
Certain drugs coming in contact with the mucosa of the mouth and lower side of the tongue are absorbed into the blood capillaries lining them.

Topic: Biology, Digestion and Absorption, NEET
What substances are absorbed through the mucosa of the small intestine?

Options:
A Drugs
B Water and simple sugars
C Alcohol
D Final products of digestion

The correct answer is:
Final products of digestion

Solution:
The final products of digestion such as glucose, fructose, fatty acids, glycerol and amino acids are absorbed through the mucosa of the small intestine into the bloodstream and lymph.

Topic: Biology, Digestion and Absorption, NEET
What substances do animals accumulate?

Options:
A Only carbon dioxide
B Only water
C Ammonia, urea, uric acid, carbon dioxide, water and ions
D Only ions

The correct answer is:
Ammonia, urea, uric acid, carbon dioxide, water and ions

Solution:
Animals accumulate ammonia, urea, uric acid, carbon dioxide, water and ions like Na⁺, K⁺, Cl⁻, phosphate, sulphate, etc, either by metabolic activities or by other means like excess ingestion.

Topic: Biology, Excretory Products and their Elimination, NEET
What supports the assumption that there is no force of attraction between gas particles at ordinary temperature and pressure?

Options:
A Gases expanding
B Gases contracting
C Gases changing color
D Gases solidifying

The correct answer is:
Gases expanding

Solution:
The assumption of no force of attraction between gas particles is supported by the fact that gases expand and occupy all the space available to them.

Topic: Chemistry, States of Matter, NEET
What surrounds and holds together positive ions in metals?

Options:
A Covalent bonds
B Ionic bonds
C A sea of free electrons
D Metallic bonds

The correct answer is:
A sea of free electrons

Solution:
Positive ions in metals are surrounded and held together by a sea of free electrons, as mentioned in the paragraph.

Topic: Chemistry, Solid State, NEET
What surrounds cyanobacteria colonies?

Options:
A Gelatinous sheath
B Polluted water bodies
C Specialised cells called heterocysts
D Nostoc and Anabaena

The correct answer is:
Gelatinous sheath

Solution:
Cyanobacteria colonies are generally surrounded by gelatinous sheath.

Topic: Biology, Biological Classification, NEET
What surrounds the cell membrane in prokaryotic cells?

Options:
A Nuclear membrane
B Cytoplasm
C Cell wall
D Mesosome

The correct answer is:
Mesosome

Solution:
Prokaryotes have a cell wall surrounding the cell membrane, except for mycoplasma.

Topic: Biology, Cell - The Unit of Life, NEET
What symbol represents electrical resistance, and what are its SI units?

Options:
A Symbol: G, SI Units: ohm (Ω)
B Symbol: R, SI Units: volt (V)
C Symbol: A, SI Units: ampere (
A)
D Symbol: C, SI Units: coulomb (
C)

The correct answer is:
Symbol: R, SI Units: volt (V)

Solution:
The symbol for electrical resistance is 'R,' and its SI units are ohms (Ω).

Topic: Chemistry, Electrochemistry, NEET
What symptoms can occur with higher levels of methylene chloride exposure in the air?

Options:
A Headaches and fatigue
B Dizziness, nausea, tingling, and numbness
C Skin rashes and allergies
D Respiratory problems and chest pain

The correct answer is:
Dizziness, nausea, tingling, and numbness

Solution:
Higher levels of methylene chloride in the air can cause dizziness, nausea, tingling, and numbness.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What technique involves the separation of components based on their differential migration through a stationary phase?

Options:
A Sublimation
B Crystallisation
C Distillation
D Chromatography

The correct answer is:
Chromatography

Solution:
Chromatography involves the separation of components based on their differential migration through a stationary phase.

Topic: Chemistry, General Organic Chemistry, NEET
What technique is employed to selectively prevent ZnS from coming to the froth in the Froth Floatation method?

Options:
A Using depressants
B Increasing temperature
C Adding stronger oils
D Agitating vigorously

The correct answer is:
Using depressants

Solution:
Depressants are used in the Froth Floatation method to selectively prevent ZnS from coming to the froth.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What temperature does the wheel slip on the shaft when a large steel wheel with an outer diameter of 8.70 cm is fitted onto a shaft of the same material, which has a central hole with a diameter of 8.69 cm, and the shaft is cooled using 'dry ice'? Assume the coefficient of linear expansion of the steel to be constant over the required temperature range (αsteel = 1.20 × 10⁻⁵ K⁻¹).

Options:
A 27°C
B 42°C
C 69°C
D 0°C

The correct answer is:
69°C

Solution:
Correct Option is : (C)
69°C

Topic: Chemistry, Thermal Properties of Matter, NEET
What temperature, in degrees Celsius, is the root mean square speed of an atom in an argon gas cylinder equal to the root mean square speed of a helium gas atom at -20 °C? (Given: Atomic mass of Ar = 39.9 u, Atomic mass of He = 4.0 u).

Options:
A 2433.12 °C
B 2140.97 °C
C 2250.52 °C
D 2350.14 °C

The correct answer is:
2250.52 °C

Solution:
Correct Option is : (C)
2250.52 °C

Topic: Chemistry, Kinetic Theory of Gases, NEET
What temperature is typically used for the operation of the Contact Process for sulfuric acid manufacture in the industry?

Options:
A 100 K
B 400 K
C 600 K
D 720 K

The correct answer is:
720 K

Solution:
In the industry, the Contact Process for sulfuric acid manufacture is typically operated at a temperature of 720 K.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What temperature should the iron ring be heated to in order to fit the rim of the wheel, given that the diameter of the rim and the iron ring are 5.243 m and 5.231 m, respectively, at 27 °C?

Options:
A 27 °C
B 50 °C
C 218 °C
D 154 °C

The correct answer is:
218 °C

Solution:
Correct Option is : (C)
218 °C

Topic: Chemistry, Thermal Properties of Matter, NEET
What tendency do +3 and +4 ions of actinoids exhibit?

Options:
A They tend to ionize readily.
B They tend to form stable compounds.
C They tend to undergo hydrolysis.
D They tend to exhibit variable oxidation states.

The correct answer is:
They tend to undergo hydrolysis.

Solution:
+3 and +4 ions of actinoids tend to hydrolyze.

Topic: Chemistry, d and f Block Elements, NEET
What tendency do group 14 elements have in forming complexes with donor species?

Options:
A They do not form complexes
B They readily form complexes
C Their tendency depends on the oxidation state
D They only form complexes in +4 state

The correct answer is:
They readily form complexes

Solution:
Group 14 elements have a tendency to form complexes by accepting electron pairs from donor species.

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What tension should be applied to a steel wire with a length of 12.0 m and a mass of 2.10 kg in order for the speed of a transverse wave on the wire to equal the speed of sound in dry air at 20°C, which is 343 m/s?

Options:
A $2.6\times {{10}^{3}}$N
B $2.6\times {{10}^{4}}$N
C $1.6\times {{10}^{3}}$N
D $1.6\times {{10}^{4}}$N

The correct answer is:
$2.6\times {{10}^{4}}$N

Solution:
Correct Option is : (B)
$2.6\times {{10}^{4}}$N

Topic: Chemistry, Waves and Sound, NEET
What term collectively refers to protons and neutrons present in the nucleus of an atom?

Options:
A Electrons
B Nucleons
C Alpha particles
D Beta particles

The correct answer is:
Nucleons

Solution:
Protons and neutrons present in the nucleus of an atom are collectively referred to as nucleons.

Topic: Chemistry, Structure of Atom, NEET
What term describes ligands that are larger molecules like proteins?

Options:
A Small ligands
B Macromolecules
C Simple ions
D Coordination numbers

The correct answer is:
Macromolecules

Solution:
Macromolecules, such as proteins, are examples of large ligands in coordination compounds.

Topic: Chemistry, Coordination Compounds, NEET
What term describes molecules and ions that have the same number of electrons?

Options:
A Isotonic
B Isobaric
C Isoelectronic
D Isomer

The correct answer is:
Isoelectronic

Solution:
"Isoelectronic molecules and ions" is used to describe entities with the same number of electrons.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What term describes the property of metals being able to be drawn into wires?

Options:
A Transparent
B Malleable
C Ductile
D Brittle

The correct answer is:
Ductile

Solution:
The property of metals being able to be drawn into wires is described as ductility, as mentioned in the paragraph.

Topic: Chemistry, Solid State, NEET
What term describes the property of metals being able to be hammered into thin sheets?

Options:
A Transparent
B Malleable
C Ductile
D Brittle

The correct answer is:
Malleable

Solution:
The property of metals being able to be hammered into thin sheets is described as malleability, as stated in the paragraph.

Topic: Chemistry, Solid State, NEET
What term describes undesired materials present in an ore?

Options:
A Gangue
B Metalloid
C Alloy
D Isotope

The correct answer is:
Gangue

Solution:
Undesired materials present in an ore are known as gangue.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What term describes water's ability to act as both an acid and a base?

Options:
A Amorphous
B Amphoteric
C Anhydrous
D Aromatic

The correct answer is:
Amphoteric

Solution:
Water can act as both an acid and a base, making it an amphoteric substance.

Topic: Chemistry, Hydrogen, NEET
What term did Dobereiner use to describe the groups of three elements with similar properties?

Options:
A Clusters
B Triads
C Series
D Compounds

The correct answer is:
Triads

Solution:
Dobereiner used the term "Triads" to describe the groups of three elements with similar properties.

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What term did Mendeleev use to describe elements that were still undiscovered at the time he published his periodic table?

Options:
A Mystery elements
B Unknown elements
C Eka-elements
D Exotic elements

The correct answer is:
Eka-elements

Solution:
Mendeleev used the term "Eka-elements" to describe elements that were still undiscovered at the time he published his periodic table.

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What term is frequently used for valence nowadays?

Options:
A Atomic number
B Ionization energy
C Oxidation state
D Atomic weight

The correct answer is:
Oxidation state

Solution:
Nowadays the term oxidation state is frequently used for valence.

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What term is used for a carbon atom that is not superimposed (overlapped) on its mirror image when all its substituents are different?

Options:
A Isotopic carbon
B Chiral carbon
C Achiral carbon
D Symmetric carbon

The correct answer is:
Chiral carbon

Solution:
A carbon atom that is not superimposed on its mirror image when all its substituents are different is called a chiral carbon.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What term is used for complexes in which a metal is bound to more than one kind of donor group?

Options:
A Homoionic
B Heteroleptic
C Isomeric
D Homoleptic

The correct answer is:
Heteroleptic

Solution:
Complexes in which a metal is bound to more than one kind of donor group are known as heteroleptic complexes.

Topic: Chemistry, Coordination Compounds, NEET
What term is used for complexes where a metal is bound to only one kind of donor group?

Options:
A Homoleptic
B Heteroleptic
C Unidentate
D Polydentate

The correct answer is:
Homoleptic

Solution:
Complexes where a metal is bound to only one kind of donor group are called homoleptic complexes.

Topic: Chemistry, Coordination Compounds, NEET
What term is used for neutral and cationic ligands in coordination compound nomenclature?

Options:
A -ate
B -ium
C -ateum
D -on

The correct answer is:
-ate

Solution:
Neutral and cationic ligands in coordination compound nomenclature have names that are the same, except for specific terms like aqua, ammine, carbonyl, and nitrosyl.

Topic: Chemistry, Coordination Compounds, NEET
What term is used for neutral and cationic ligands in coordination compound nomenclature?

Options:
A -ate
B -ium
C -ateum
D -on

The correct answer is:
-ate

Solution:
Neutral and cationic ligands in coordination compound nomenclature have names that are the same, except for specific terms like aqua, ammine, carbonyl, and nitrosyl, and they end in -ate.

Topic: Chemistry, Coordination Compounds, NEET
What term is used for solutions that resist changes in pH upon dilution or the addition of small amounts of acid or alkali?

Options:
A Neutral solutions
B Buffer Solutions
C Concentrated solutions
D Supersaturated solutions

The correct answer is:
Buffer Solutions

Solution:
The paragraph introduces the term "Buffer Solutions" as those that resist changes in pH upon dilution or the addition of small amounts of acid or alkali.

Topic: Chemistry, Ionic Equilibrium, NEET
What term is used for the components present in a solution other than the solvent?

Options:
A Solute
B Homogeneous
C Solvent
D Composition

The correct answer is:
Solute

Solution:
The paragraph states that the components other than the solvent are called solutes.

Topic: Chemistry, Solutions, NEET
What term is used for the lowest hypothetical temperature at which gases are supposed to occupy zero volume?

Options:
A Absolute temperature
B Freezing point
C Boiling point
D Absolute zero

The correct answer is:
Absolute zero

Solution:
The lowest hypothetical temperature at which gases are supposed to occupy zero volume is called Absolute zero.

Topic: Chemistry, States of Matter, NEET
What term is used for the reactant that limits the amount of product formed in a chemical reaction?

Options:
A Excess reagent
B Catalyst
C Limiting reagent
D Product

The correct answer is:
Limiting reagent

Solution:
The reactant that limits the amount of product formed in a chemical reaction is called the limiting reagent.

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET