datavorous/entrance-exam-dataset huggingface dataset:
Which type of combustion of alkanes leads to the formation of carbon black?

Options:
A Complete combustion
B Incomplete combustion with sufficient oxygen
C Incomplete combustion with insufficient oxygen
D Spontaneous combustion

The correct answer is:
Incomplete combustion with insufficient oxygen

Solution:
Carbon black is formed during the incomplete combustion of alkanes with insufficient oxygen.

Topic: Chemistry, Hydrocarbons, NEET
Which type of complex, octahedral or tetrahedral, has a smaller orbital splitting energy?

Options:
A Octahedral
B Tetrahedral
C Both have the same orbital splitting energy.
D It depends on the specific ligands used.

The correct answer is:
Tetrahedral

Solution:
In tetrahedral complexes, the orbital splitting energy is smaller compared to octahedral complexes.

Topic: Chemistry, Coordination Compounds, NEET
Which type of compound undergoes mutarotation?

Options:
A Achiral compounds
B Alkanes
C Chiral compounds
D Aldehydes

The correct answer is:
Chiral compounds

Solution:
Mutarotation is described as the change in optical rotation of a chiral compound.

Topic: Chemistry, Biomolecules, NEET
Which type of compounds are carboxylic acids, amides, and acyl halides collectively referred to as?

Options:
A Amines
B Carbonyl compounds
C Alcohols
D Aldehydes

The correct answer is:
Carbonyl compounds

Solution:
Carboxylic acids, amides, and acyl.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
Which type of compounds are formed during Kolbe electrolysis of alkali metal salts of carboxylic acids?

Options:
A Carboxylic acids
B Hydrocarbons
C Aldehydes
D Esters

The correct answer is:
Hydrocarbons

Solution:
During Kolbe electrolysis of alkali metal salts of carboxylic acids, hydrocarbons are formed as the products.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
Which type of compounds can be prepared from benzene obtained through cyclic polymerization of ethyne?

Options:
A Alkynes
B Alkanes
C Aromatics
D Halides

The correct answer is:
Aromatics

Solution:
Benzene, obtained through cyclic polymerization of ethyne, is a key starting material for the synthesis of aromatic compounds.

Topic: Chemistry, Hydrocarbons, NEET
Which type of compounds can give rise to polyfunctional compounds?

Options:
A Compounds with identical functional groups
B Compounds with no functional groups
C Compounds with different functional groups
D Compounds with aromatic rings

The correct answer is:
Compounds with different functional groups

Solution:
Compounds containing two or more different functional groups can give rise to polyfunctional compounds.

Topic: Chemistry, General Organic Chemistry, NEET
Which type of compounds have characteristic properties?

Options:
A Simple compounds
B Complex compounds
C Ionic compounds
D Covalent compounds

The correct answer is:
Complex compounds

Solution:
Complex compounds have characteristic properties.

Topic: Chemistry, d and f Block Elements, NEET
Which type of compounds have insights into the functioning of vital components of biological systems such as chlorophyll, haemoglobin, and vitamin B12?

Options:
A Organic compounds
B Inorganic compounds
C Coordination compounds
D Ionic compounds

The correct answer is:
Coordination compounds

Solution:
The paragraph states that coordination compounds, including those involving transition metals, play a vital role in biological systems like chlorophyll, haemoglobin, and vitamin B12.

Topic: Chemistry, Coordination Compounds, NEET
Which type of crystals contain more than one Bravais lattice?

Options:
A Hexagonal
B Triclinic
C Rhombohedral
D Monoclinic

The correct answer is:
Monoclinic

Solution:
Monoclinic crystals have two Bravais lattices-Primitive and end centred type.

Topic: Chemistry, Solid State, NEET
Which type of ‘defect’ has the presence of cations in the interstitial sites?

Options:
A Metal deficiency defect
B Schottky defect
C Vacancy defect
D Frenkel defect

The correct answer is:
Frenkel defect

Solution:
In Frenkel defect, smaller ion displaces from its actual lattice site into the interstitial sites.

Topic: Chemistry, Solid State, NEET
Which type of DNA sequence is more likely to show polymorphism?

Options:
A Coding DNA sequence
B Non-coding DNA sequence
C DNA sequence in somatic cells
D DNA sequence in germ cells

The correct answer is:
Non-coding DNA sequence

Solution:
The probability of variation to be observed in non-coding DNA sequence is higher as mutations in these sequences may not have any immediate effect/impact in an individual’s reproductive ability.

Topic: Biology, Molecular Basis of Inheritance, NEET
Which type of dominance is exhibited by ABO blood group inheritance?

Options:
A Complete dominance
B Incomplete dominance
C Co-dominance
D All of the above

The correct answer is:
Co-dominance

Solution:
ABO blood group inheritance exhibits co:dominance where the F₁ generation resembles both parents.

Topic: Biology, Principles of Inheritance and Variation, NEET
Which type of drugs have a pain-killing effect?

Options:
A Analgesics
B Antiseptics
C Antibiotics
D Antifungals

The correct answer is:
Analgesics

Solution:
Analgesics have a pain-killing effect.

Topic: Chemistry, Chemistry in Everyday Life, NEET
Which type of electron orbital shielding is more effective in reducing the increase in ionization energy along the 3d series?

Options:
A Inner subshell electron shielding
B Outer shell electron shielding
C s electron shielding
D p electron shielding

The correct answer is:
Inner subshell electron shielding

Solution:
The 3d electrons shield the 4s electrons from the increasing nuclear charge somewhat more effectively than the outer shell electrons can shield one another.

Topic: Chemistry, d and f Block Elements, NEET
Which type of electron pair interaction has greater repulsion: Lone pair (lp) – Lone pair (lp) or Lone pair (lp) – Bond pair (bp)?

Options:
A Lone pair (lp) – Lone pair (lp)
B Lone pair (lp) – Bond pair (bp)
C They have equal repulsion.
D ICannot be determined.

The correct answer is:
Lone pair (lp) – Lone pair (lp)

Solution:
Lone pair (lp) – Lone pair (lp) interaction has greater repulsion than Lone pair (lp) – Bond pair (bp) interaction.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of electron pair interaction has the second-highest repulsion?

Options:
A Lone pair (lp) – Lone pair (lp)
B Lone pair (lp) – Bond pair (bp)
C Bond pair (bp) – Bond pair (bp)
D It is not mentioned in the paragraph.

The correct answer is:
Lone pair (lp) – Bond pair (bp)

Solution:
The repulsive interaction of electron pairs decreases in the order: Lone pair (lp) – Lone pair (lp) > Lone pair (lp) – Bond pair (bp) > Bond pair (bp) – Bond pair (bp).

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of elements are "elements towards the middle of the table"?

Options:
A Alkali metals
B Noble gases
C Halogens
D Transition metals

The correct answer is:
Transition metals

Solution:
Elements towards the middle of the table are typically transition metals.

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
Which type of endosperm is observed in the white kernel of coconut?

Options:
A Cellular
B Nuclear
C Helobial
D Endosperm is absent

The correct answer is:
Cellular

Solution:
Cellular type of endosperm is observed in Capsella (Brassicaceae) in which of karyokinesis is followed by cytokinesis forming solid cellular endosperm. In coconut, nuclear endosperm is formed in which karyokinesis is not followed by cytokinesis initially thus liquid nuclear endosperm is formed. The white kernal is the cellular endosperm.

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
Which type of excretory structure is found in flatworms?

Options:
A Nephridia
B Antennal glands
C Malpighian tubules
D Protonephridia

The correct answer is:
Protonephridia

Solution:
Protonephridia, also known as flame cells, are the excretory structures found in flatworms.

Topic: Biology, Excretory Products and their Elimination, NEET
Which type of flame is typically used in flame tests for alkali metals?

Options:
A Reducing flame
B Oxidizing flame
C Neutral flame
D Blue flame

The correct answer is:
Oxidizing flame

Solution:
An oxidizing flame is typically used in flame tests for alkali metals because it provides the necessary conditions for the excitation of the outermost orbital electrons and the emission of characteristic colors.

Topic: Chemistry, s Block Elements, NEET
Which type of following drugs does not come under antimicrobial drugs?

Options:
A Disinfectants
B Antiseptics
C Antacids
D Antibiotics

The correct answer is:
Antacids

Solution:
Correct Option is : (C)
Antacids

Topic: Chemistry, Chemistry in Everyday Life, NEET
Which type of force arises between the electrons of two atoms?

Options:
A Attractive force
B Repulsive force
C Both attractive and repulsive forces
D Electromagnetic force

The correct answer is:
Repulsive force

Solution:
The repulsive forces arise between the nuclei of two atoms.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of force arises between the nuclei of two atoms?

Options:
A Attractive force
B Repulsive force
C Both attractive and repulsive forces
D Electromagnetic force

The correct answer is:
Repulsive force

Solution:
The repulsive forces arise between the nuclei of two atoms.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of force arises between the nucleus of one atom and its own electron?

Options:
A Attractive force
B Repulsive force
C Electromagnetic force
D None of the above

The correct answer is:
Attractive force

Solution:
The attractive forces arise between the nucleus of one atom and its own electron.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of forests has become net carbon emitters?

Options:
A Deciduous
B Tropical
C Coniferous
D Grasslands

The correct answer is:
Tropical

Solution:
The productivity of tropical forests is maximum. Tropical forests emit more carbon than they capture and the tropical forests are now represented as âa net source of carbon to the atmosphereâ.

Topic: Biology, Organisms and Populations, NEET
Which type of gases is readily adsorbed by a solid, and why?

Options:
A Easily liquefiable gases, as their critical temperatures are lower
B Easily liquefiable gases, as van der Waals’ forces are stronger near critical temperatures
C Gases with higher critical temperatures, as their van der Waals’ forces are weaker
D Gases with lower critical temperatures, as their van der Waals’ forces are stronger

The correct answer is:
Easily liquefiable gases, as van der Waals’ forces are stronger near critical temperatures

Solution:
The paragraph mentions that easily liquefiable gases (with higher critical temperatures) are readily adsorbed because van der Waals’ forces are stronger near critical temperatures.

Topic: Chemistry, Surface Chemistry, NEET
Which type of glucose is used to make cellulose?

Options:
A Alpha-D-glucose
B Beta-D-glucose
C Alpha-L-glucose
D Beta-L-glucose

The correct answer is:
Beta-D-glucose

Solution:
Cellulose is composed of beta-D-glucose units.

Topic: Chemistry, Biomolecules, NEET
Which type of hybridization of Xe is involved in XeOF4 molecule?

Options:
A sp3
B sp3d
C sp3d2
D sp3d3

The correct answer is:
sp3d2

Solution:
The Lewis structure of XeOF6 is
The orientation of six electron pairs is octahedral. To accomodate six electron pairs in octahedral, we require six hybrid orbitals, which are obtained, if Xe atom is sp3d2 -hybridized.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of hydrogen bond is commonly observed in water molecules?

Options:
A Intermolecular hydrogen bond
B Intramolecular hydrogen bond
C Covalent bond
D Ionic bond

The correct answer is:
Intermolecular hydrogen bond

Solution:
Water molecules commonly exhibit intermolecular hydrogen bonds.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of inheritance is responsible for Mendelian disorders?

Options:
A Alteration in multiple genes
B Alteration in single gene
C Alteration in chromosome number
D None of the above

The correct answer is:
Alteration in single gene

Solution:
Mendelian disorders are determined by alteration or mutation in the single gene.

Topic: Biology, Principles of Inheritance and Variation, NEET
Which type of interaction is present in a hydrogen atom?

Options:
A Attraction between electrons and protons
B Repulsion between electrons
C Attraction between electrons and neutrons
D Repulsion between protons and neutrons

The correct answer is:
Attraction between electrons and protons

Solution:
The only electrical interaction present in a hydrogen atom is the attraction between the negatively charged electron and the positively charged nucleus.

Topic: Chemistry, Structure of Atom, NEET
Which type of interactions are responsible for making the α helix structure stable?

Options:
A Peptide bonds between -NH2 group and -CO groups of adjacent carbon chains
B Hydrogen bonds between -NH of amino acid in one turn with -CO of amino acid to adjacent turn
C -OH group of one amino acid with -CO group of other amino acid on the turn
D Hydrogen bonds between adjacent amino acids

The correct answer is:
Hydrogen bonds between -NH of amino acid in one turn with -CO of amino acid to adjacent turn

Solution:
In α -helix, a polypeptide chain is stabilised by the formation of hydrogen bonds between -NH- group of amino acids in one turn with C=O group of amino acids belonging to adjacent turn..

Topic: Chemistry, Biomolecules, NEET
Which type of interconversion occurs during mutarotation in carbohydrates?

Options:
A Conversion of enantiomers
B Conversion of diastereomers
C Conversion of constitutional isomers
D Conversion of anomers

The correct answer is:
Conversion of anomers

Solution:
Mutarotation involves the interconversion between different anomeric forms of carbohydrates.

Topic: Chemistry, Biomolecules, NEET
Which type of interference results in the formation of a bonding molecular orbital?

Options:
A Constructive interference
B Destructive interference
C Resonance interference
D Non-interference

The correct answer is:
Constructive interference

Solution:
The formation of a bonding molecular orbital is a result of constructive interference of the electron waves of the combining atoms.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of intermolecular forces are responsible for the weak van der Waals forces in alkanes?

Options:
A Ionic forces
B Covalent forces
C Hydrogen bonding
D van der Waals forces

The correct answer is:
van der Waals forces

Solution:
Alkanes possess weak van der Waals forces, which are a type of intermolecular forces responsible for their interactions.

Topic: Chemistry, Hydrocarbons, NEET
Which type of ion is stable only in the presence of large cations like K, Rb, Cs?

Options:
A Peroxide ion
B Superoxide ion
C Oxide ion
D Nitride ion

The correct answer is:
Superoxide ion

Solution:
The superoxide (O2-) ion is stable only in the presence of large cations like potassium (K), rubidium (Rb), and cesium (Cs).

Topic: Chemistry, s Block Elements, NEET
Which type of isomerism involves different spatial arrangements of atoms in the same chemical compound?

Options:
A Structural isomerism
B Geometrical isomerism
C Optical isomerism
D Coordination isomerism

The correct answer is:
Geometrical isomerism

Solution:
Geometrical isomerism involves different spatial arrangements of atoms in the same chemical compound.

Topic: Chemistry, Coordination Compounds, NEET
Which type of isomerism is exhibited by the product of the reduction of alkynes using sodium in liquid ammonia?

Options:
A Geometrical isomerism
B Chain isomerism
C Tautomeric isomerism
D Structural isomerism

The correct answer is:
Geometrical isomerism

Solution:
The product of the reduction of alkynes using sodium in liquid ammonia exhibits geometrical isomerism due to the presence of a double bond.

Topic: Chemistry, Hydrocarbons, NEET
Which type of isomerism is observed between 2-Methylpentane and 3-Methylpentane?

Options:
A Chain isomerism
B Functional group isomerism
C Position isomerism
D Ring-chain isomerism

The correct answer is:
Position isomerism

Solution:
2-Methylpentane and 3-Methylpentane are position isomers, as they have the same molecular formula but differ in the position of the methyl group on the carbon chain.

Topic: Chemistry, Hydrocarbons, NEET
Which type of isomerism is observed between n-Hexane and 2-Methylpentane?

Options:
A Chain isomerism
B Functional group isomerism
C Position isomerism
D Ring-chain isomerism

The correct answer is:
Chain isomerism

Solution:
n-Hexane and 2-Methylpentane are chain isomers, as they have the same molecular formula but differ in the arrangement of carbon atoms in the carbon chain.

Topic: Chemistry, Hydrocarbons, NEET
Which type of isomerism is shown by 1, 2-dimethylcyclopropane?

Options:
A Geometrical isomerism
B Optical isomerism
C Position isomerism
D Conformational isomerism

The correct answer is:
Geometrical isomerism

Solution:
Cyclic compounds such as 1,2-dimethylcyclopropane exhibit cis-trans isomerism. In the cis-isomer, both the methyl groups are situated on the same side (either above or below the place of the ring) and in trans-isomer, the methyl groups are on opposite sides.

Topic: Chemistry, General Organic Chemistry, NEET
Which type of isomerism is specifically mentioned as arising due to different geometric arrangements of ligands?

Options:
A Structural isomerism
B Linkage isomerism
C Optical isomerism
D Geometrical isomerism

The correct answer is:
Geometrical isomerism

Solution:
Geometrical isomerism arises due to different geometric arrangements of ligands in a complex.

Topic: Chemistry, Coordination Compounds, NEET
Which type of isomerism occurs when isomers have different coordination numbers or different donor atoms?

Options:
A Geometrical isomerism
B Linkage isomerism
C Optical isomerism
D Ionisation isomerism

The correct answer is:
Linkage isomerism

Solution:
Linkage isomerism occurs when isomers have different coordination numbers or different donor atoms.

Topic: Chemistry, Coordination Compounds, NEET
Which type of joint allows considerable movement?

Options:
A Fibrous joint
B Cartilaginous joint
C Synovial joint
D Ball and socket joint

The correct answer is:
Synovial joint

Solution:
Synovial joints are characterised by the presence of a fluid-filled synovial cavity between the articulating surfaces of the two bones. Such an arrangement allows considerable movement.

Topic: Biology, Locomotion and Movement, NEET
Which type of lattice has the maximum packing efficiency?

Options:
A Simple cubic
B Body-centered cubic (bcc)
C Face-centered cubic (fcc)
D Hexagonal close-packed (hcp)

The correct answer is:
Face-centered cubic (fcc)

Solution:
Face-centered cubic (fcc) structures have the maximum packing efficiency among the given options.

Topic: Chemistry, Solid State, NEET
Which type of leaf venation is characterized by varying thickness of veins?

Options:
A Reticulate venation
B Parallel venation
C Pinnate venation
D Palmate venation

The correct answer is:
Reticulate venation

Solution:
The reticulate venation of the dicot leaves is characterized by varying thickness of veins.

Topic: Biology, Anatomy of Flowering Plants, NEET
Which type of ligand exchange is involved in ionization isomerism?

Options:
A Geometrical isomerism
B Optical isomerism
C Linkage isomerism
D Ligand displacement isomerism

The correct answer is:
Ligand displacement isomerism

Solution:
Ionization isomerism involves the displacement of one ligand by another, leading to different coordination isomers.

Topic: Chemistry, Coordination Compounds, NEET
Which type of linkage is present between the two glucose units in maltose?

Options:
A Glycosidic linkage
B Peptide linkage
C Ester linkage
D Ionic linkage

The correct answer is:
Glycosidic linkage

Solution:
The linkage between the two glucose units in maltose is a glycosidic linkage.

Topic: Chemistry, Biomolecules, NEET
Which type of molecular orbital, bonding or antibonding, has greater stability?

Options:
A Bonding
B Antibonding
C They have the same stability.
D It depends on the atoms involved.

The correct answer is:
Bonding

Solution:
The bonding molecular orbital has lower energy and hence greater stability than the corresponding antibonding molecular orbital.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of molecules or ions can be involved in the formation of complex compounds?

Options:
A Only anions
B Only cations
C Only neutral molecules
D Both anions and neutral molecules

The correct answer is:
Both anions and neutral molecules

Solution:
Complex compounds can involve the binding of metal ions to both anions and neutral molecules, as mentioned in the paragraph.

Topic: Chemistry, d and f Block Elements, NEET
Which type of natural selection in a population is rare in occurrence than others?

Options:
A Directional selection
B Disruptive selection
C Stabilizing selection
D Balancing selection

The correct answer is:
Disruptive selection

Solution:
Disruptive selection is also called as the diversifying selection. In some situations, selection acts to eliminate, rather than favoring the intermediate type. When both extremes are selected equally, it's called disruptive selection. Disruptive selection is the rarest of these three types of natural selection but is a major driving force of evolution.

Topic: Biology, Evolution, NEET
Which type of organism are PPLO?

Options:
A Virus
B Viroid
C Mycoplasma-like
D Bacteria

The correct answer is:
Mycoplasma-like

Solution:
Mycoplasma is also known as pleuropneumonia like organisms (PPLO).

Topic: Biology, Biological Classification, NEET
Which type of organism lacks a cell wall and was previously classified in the animal Kingdom?

Options:
A Paramoecium
B Amoeba
C Both A and B
D Neither A nor B

The correct answer is:
Both A and B

Solution:
Both Paramoecium and Amoeba lack a cell wall and were previously classified in the animal Kingdom.

Topic: Biology, Biological Classification, NEET
Which type of ovary is found in the Liliaceae family?

Options:
A Superior & monocarpellary
B Superior & tricarpellary
C Inferior & monocarpellary
D Inferior & bicarpellary

The correct answer is:
Superior & tricarpellary

Solution:
Superior (An ovary attached to the receptacle above the attachment of other floral parts is termed superior) & tricarpellary (having three carpels) type of ovary is found in the Liliaceae family.

Topic: Biology, Morphology of Flowering Plants, NEET
Which type of overlap results in the formation of a pi (π) bond?

Options:
A Head-on overlap
B Sidewise overlap
C Axial overlap
D Perpendicular overlap

The correct answer is:
Sidewise overlap

Solution:
A pi (π) bond is formed through sidewise overlap of atomic orbitals.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
Which type of oxide is formed by nitrogen and phosphorus in their higher oxidation states?

Options:
A Basic
B Acidic
C Amphoteric
D Neutral

The correct answer is:
Acidic

Solution:
The paragraph mentions that nitrogen and phosphorus form oxides of the type E2O3, which are purely acidic.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
Which type of oxide is represented by CO, NO, and N2O in the paragraph?

Options:
A Basic oxides
B Amphoteric oxides
C Acidic oxides
D Neutral oxides

The correct answer is:
Neutral oxides

Solution:
CO, NO, and N2O are presented as examples of neutral oxides in the paragraph. They do not exhibit acidic or basic behavior.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
Which type of oxides are formed by elements on the extreme left and extreme right of a period?

Options:
A Basic and amphoteric oxides
B Basic and neutral oxides
C Basic and acidic oxides
D Amphoteric and neutral oxides

The correct answer is:
Basic and acidic oxides

Solution:
The element on the extreme left forms basic oxides, and the element on the extreme right forms acidic oxides.

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET