datavorous/entrance-exam-dataset huggingface dataset:
What is the structure of the cell envelope in prokaryotic cells?

Options:
A A single layer of plasma membrane
B A three layered structure of glycocalyx, cell wall, and plasma membrane
C A complex network of organelles
D A fluid-filled sac

The correct answer is:
A three layered structure of glycocalyx, cell wall, and plasma membrane

Solution:
The cell envelope in prokaryotic cells, particularly bacterial cells, is a tightly bound three layered structure consisting of the outermost glycocalyx, followed by the cell wall, and then the plasma membrane. Each layer performs a distinct function, but they act together as a single protective unit.

Topic: Biology, Cell - The Unit of Life, NEET
What is the structure of the chlorides of beryllium and aluminium in the vapour phase?

Options:
A Cl- bridged chloride structure
B Linear structure
C Tetrahedral structure
D Octahedral structure

The correct answer is:
Cl- bridged chloride structure

Solution:
Both the chlorides of beryllium and aluminium have Cl- bridged chloride structure in the vapour phase.

Topic: Chemistry, s Block Elements, NEET
What is the structure of the DNA in nucleosomes?

Options:
A Scattered throughout the cell
B Held in large loops
C Wrapped around histones
D Organized in nucleoids

The correct answer is:
Wrapped around histones

Solution:
The negatively charged DNA in nucleosomes is wrapped around positively charged histones organized into histone octamers.

Topic: Biology, Molecular Basis of Inheritance, NEET
What is the structure of the innermost layer of the cortex?

Options:
A Parenchymatous cells
B Collenchymatous cells
C Starched sheath
D Sclerenchyma cells

The correct answer is:
Starched sheath

Solution:
The innermost layer of the cortex is called the endodermis. The cells of the endodermis are rich in starch grains and the layer is also referred to as the starch sheath.

Topic: Biology, Anatomy of Flowering Plants, NEET
What is the structure of the repeating unit in the nucleus called?

Options:
A Chromatin
B Nucleosome
C Histone Octamer
D Nucleoid

The correct answer is:
Nucleosome

Solution:
Nucleosomes constitute the repeating unit of a structure in the nucleus called chromatin.

Topic: Biology, Molecular Basis of Inheritance, NEET
What is the structure of the vegetative cells in brown algae?

Options:
A Cellulosic wall with a gelatinous coating
B Cellulosic wall with a mucilaginous coating
C Cellulosic wall with a waxy coating
D Cellulosic wall with a cutin coating

The correct answer is:
Cellulosic wall with a gelatinous coating

Solution:
The vegetative cells have a cellulosic wall usually covered on the outside by a gelatinous coating of algin.

Topic: Biology, Plant Kingdom, NEET
What is the structure of zeolites?

Options:
A Linear chains
B Three-dimensional network of silicates
C Isolated atoms
D Random arrangement of atoms

The correct answer is:
Three-dimensional network of silicates

Solution:
The paragraph describes zeolites as microporous aluminosilicates with a three-dimensional network of silicates.

Topic: Chemistry, Surface Chemistry, NEET
What is the structure that connects the central tubules in the axoneme?

Options:
A bridges
B linkers
C radial spoke
D central sheath

The correct answer is:
bridges

Solution:
The central tubules in the axoneme are connected by bridges. The axoneme is also enclosed by a central sheath, which is connected to one of the tubules of each peripheral doublets by a radial spoke.

Topic: Biology, Cell - The Unit of Life, NEET
What is the structure that connects the peripheral doublets in the axoneme?

Options:
A bridges
B linkers
C radial spoke
D central sheath

The correct answer is:
linkers

Solution:
The peripheral doublets in the axoneme are interconnected by linkers.

Topic: Biology, Cell - The Unit of Life, NEET
What is the structure that constitutes the repeating unit of chromatin?

Options:
A Chromosome
B Euchromatin
C Nucleosome
D Heterochromatin

The correct answer is:
Nucleosome

Solution:
Nucleosomes constitute the repeating unit of a structure in the nucleus called chromatin.

Topic: Biology, Molecular Basis of Inheritance, NEET
What is the structure that contains nucleoli and chromatin in the cell?

Options:
A Cytoplasm
B Nuclear envelope
C Nuclear matrix
D Mitochondria

The correct answer is:
Nuclear matrix

Solution:
The nuclear matrix, also known as the nucleoplasm, contains nucleoli and chromatin. Nucleoli are spherical structures present in the nucleoplasm and are the site for active ribosomal RNA synthesis. Chromatin is the material that makes up the chromosomes in the cell.

Topic: Biology, Cell - The Unit of Life, NEET
What is the structure that contains the genetic material in a cell?

Options:
A Cell membrane
B Cell wall
C Nucleus
D Cytoplasm

The correct answer is:
Nucleus

Solution:
The nucleus is a dense membrane-bound structure that contains the chromosomes, which in turn contain the genetic material (DNA).

Topic: Biology, Cell - The Unit of Life, NEET
What is the structure that continues from the atrio-ventricular node (AVN) and passes through the atrio-ventricular septa to emerge on the top of the inter-ventricular septum?

Options:
A Sino-atrial bundle
B Atrio-ventricular bundle
C Ventricular bundle
D Inter-atrial bundle

The correct answer is:
Atrio-ventricular bundle

Solution:
A bundle of nodal fibres, atrio-ventricular bundle (AV bundle), continues from the AVN and passes through the atrio-ventricular septa to emerge on the top of the interventricular septum.

Topic: Biology, Body Fluids and Circulation, NEET
What is the structure that facilitates the supply of oxygen and nutrients to the embryo and removal of carbon dioxide and excretory/waste materials produced by the embryo?

Options:
A Umbilical cord
B Placenta
C Ectoderm
D Endoderm

The correct answer is:
Placenta

Solution:
The placenta facilitates the supply of oxygen and nutrients to the embryo and removal of carbon dioxide and excretory/waste materials produced by the embryo.

Topic: Biology, Human Reproduction, NEET
What is the structure that guards the opening between the right atrium and right ventricle?

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

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 is the structure that serves as a landing platform for pollen grains?

Options:
A Ovary
B Style
C Stigma
D Funicle

The correct answer is:
Stigma

Solution:
The stigma serves as a landing platform for pollen grains.

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
What is the structure that surrounds the vacuole in plant cells?

Options:
A Tonoplast
B Cell wall
C Mitochondria
D Endoplasmic reticulum

The correct answer is:
Tonoplast

Solution:
The vacuole in plant cells is bound by a single membrane called tonoplast.

Topic: Biology, Cell - The Unit of Life, NEET
What is the structure that the cilium and flagellum emerge from?

Options:
A plasma membrane
B axoneme
C centriole-like structure
D basal bodies

The correct answer is:
centriole-like structure

Solution:
The cilium and flagellum emerge from a centriole-like structure called the basal bodies.

Topic: Biology, Cell - The Unit of Life, NEET
What is the structure through which milk is removed in a mammary gland?

Options:
A Alveoli
B Mammary tubules
C Mammary ducts
D Lactiferous ducts

The correct answer is:
Lactiferous ducts

Solution:
Milk is removed through lactiferous duct in a mammary gland.

Topic: Biology, Human Reproduction, NEET
What is the structure to which each rib is attached ventrally?

Options:
A Vertebral column
B Sternum
C Hyaline cartilage
D Thoracic vertebrae

The correct answer is:
Sternum

Solution:
Each rib is connected ventrally to the sternum.

Topic: Biology, Locomotion and Movement, NEET
What is the study of ecology concerned with?

Options:
A Relationships of living organisms with biotic components of the environment
B Relationships of living organisms with abiotic components of the environment
C Both A and B
D None of the above

The correct answer is:
Both A and B

Solution:
Ecology is concerned with the relationships of living organisms with both the abiotic (physico:chemical factors) and biotic components (other species) of their environment.

Topic: Biology, Organisms and Populations, NEET
What is the study of the history of life forms on earth called?

Options:
A Astrology
B Geology
C Evolutionary Biology
D Astronomy

The correct answer is:
Evolutionary Biology

Solution:
Evolutionary Biology is the study of the history of life forms on earth.

Topic: Biology, Evolution, NEET
What is the styptic action of alum and ferric chloride solution attributed to?

Options:
A Dispersion of light
B Coagulation of blood
C Absorption of light
D Refraction of light

The correct answer is:
Coagulation of blood

Solution:
The styptic action of alum and ferric chloride solution is attributed to the coagulation of blood, forming a clot that stops further bleeding.

Topic: Chemistry, Surface Chemistry, NEET
What is the subject matter of thermodynamics?

Options:
A The study of energy storage in molecules
B The study of energy transformations
C The study of microscopic systems
D The study of equilibrium states

The correct answer is:
The study of energy transformations

Solution:
Thermodynamics deals with the study of energy transformations.

Topic: Chemistry, Thermodynamics (C), NEET
What is the subsequent product formed when ammonium salts derived from carboxylic acids are heated at high temperatures?

Options:
A Carboxylic acids
B Alcohols
C Amides
D Esters

The correct answer is:
Amides

Solution:
When ammonium salts derived from carboxylic acids are heated at high temperatures, they give amides, as indicated in the paragraph.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
What is the subsequent step after skimming off the froth in the Froth Floatation method?

Options:
A Heating the froth
B Filtering the froth
C Drying the froth for recovery of ore particles
D Solidifying the froth

The correct answer is:
Drying the froth for recovery of ore particles

Solution:
After skimming off, the froth is dried for the recovery of ore particles in the Froth Floatation method.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What is the sugar moiety found in RNA molecules?

Options:
A Alpha-D-ribose
B Beta-D-ribose
C Alpha-D-2-deoxyribose
D Beta-D-2-deoxyribose

The correct answer is:
Beta-D-ribose

Solution:
RNA molecules contain beta-D-ribose as the sugar moiety.

Topic: Chemistry, Biomolecules, NEET
What is the suggested naming convention for elements with atomic numbers above 100 according to the IUPAC?

Options:
A The names should be based on the discoverer's choice.
B The names should be based on famous scientists.
C The names should be derived from the atomic number using numerical roots and end with "ium."
D The names should be selected randomly.

The correct answer is:
The names should be derived from the atomic number using numerical roots and end with "ium."

Solution:
The IUPAC names for elements with Z above 100, a systematic nomenclature be derived directly from the atomic number of the element using the numerical roots for 0 and numbers 1-9.The roots are put together in order of digits which make up the atomic number and “ium” is added at the end.

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What is the suggested order of energies for orbitals in atoms?

Options:
A 1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 4f, 5d, 6p, 7s...
B 1s, 2s, 3s, 4s, 5s, 6s, 7s, 8s...
C 1s, 2s, 2p, 3s, 3p, 3d, 4s, 4p, 4d, 4f, 5s, 5p...
D 1s, 2s, 2p, 3s, 3p, 3d, 4s, 4p, 4d, 4f, 4g, 4h...

The correct answer is:
1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 4f, 5d, 6p, 7s...

Solution:
The order of energies of orbitals as "1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 4f, 5d, 6p, 7s..."

Topic: Chemistry, Structure of Atom, NEET
What is the suitable Grignard reagent to be used on methanal to form the following alcohol?

Options:
A Cyclohexyl Magnesium Bromide
B Cycloheptyl Magnesium Bromide
C n-hexyl Magnesium Bromide
D n-heptyl Magnesium Bromide

The correct answer is:
Cyclohexyl Magnesium Bromide

Solution:
Correct Option is : (A)
Cyclohexyl Magnesium Bromide

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What is the suitable Grignard reagent to be used on methanal to form the following alcohol?

Options:
A n-propyl Magnesium Bromide
B Isopropyl Magnesium Bromide
C Isobutyl Magnesium Bromide
D n-butyl Magnesium Bromide

The correct answer is:
Isopropyl Magnesium Bromide

Solution:
Correct Option is : (B)
Isopropyl Magnesium Bromide

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What is the sulfuric acid purity obtained through the Contact Process in the industry?

Options:
A 60-65%
B 70-75%
C 80-85%
D 96-98%

The correct answer is:
96-98%

Solution:
The sulfuric acid obtained through the Contact Process in the industry typically has a purity of 96-98%.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the sum of all the mole fractions in a given solution?

Options:
A The sum of all the mole fractions is always 0.
B The sum of all the mole fractions is always 1.
C The sum of all the mole fractions depends on the nature of the components.
D The sum of all the mole fractions is undefined.

The correct answer is:
The sum of all the mole fractions is always 1.

Solution:
The paragraph states that in a given solution, the sum of all the mole fractions is unity, which means it is always equal to 1.

Topic: Chemistry, Solutions, NEET
What is the sum total of all the allelic frequencies in a population according to the Hardy-Weinberg principle?

Options:
A 1
B 2
C 0.5
D 0

The correct answer is:
1

Solution:
The Hardy-Weinberg principle states that the sum total of all the allelic frequencies in a population is 1.

Topic: Biology, Evolution, NEET
What is the surface tension of the soap film formed when a U-shaped wire is dipped in a soap solution and removed, and a thin soap film between the wire and the light slider supports a weight of 1.5 × ${{10}^{-2}}$ N (including the small weight of the slider), with the length of the slider being 30 cm?

Options:
A 1.0 × ${{10}^{-2}}$ N/m
B 2.5 × ${{10}^{-2}}$N/m
C 5.0 × ${{10}^{-2}}$ N/m
D 7.5 × ${{10}^{-2}}$ N/m

The correct answer is:
2.5 × ${{10}^{-2}}$N/m

Solution:
Correct Option is : (B)
2.5 × ${{10}^{-2}}$N/m

Topic: Chemistry, Mechanical Properties of Fluids, NEET
What is the surgical procedure called for female sterilization?

Options:
A Vasectomy
B Tubectomy
C Progestogens
D Ovum

The correct answer is:
Tubectomy

Solution:
Tubectomy is the surgical procedure in the female where a small part of the fallopian tube is removed or tied up through a small incision in the abdomen or through vaginA)

Topic: Biology, Reproductive Health, NEET
What is the surgical procedure called for male sterilization?

Options:
A Vasectomy
B Tubectomy
C Progestogens
D Ovum

The correct answer is:
Vasectomy

Solution:
Vasectomy is the surgical procedure in the male where a small part of the vas deferens is removed or tied up through a small incision on the scrotum.

Topic: Biology, Reproductive Health, NEET
What is the suspension of slaked lime in water known as?

Options:
A Limeade
B Milk of lime
C Lime slurry
D Lime juice

The correct answer is:
Milk of lime

Solution:
The suspension of slaked lime in water is known as milk of lime.

Topic: Chemistry, s Block Elements, NEET
What is the symbol for atomic number 110?

Options:
A uun
B uuu
C uub
D uut

The correct answer is:
uun

Solution:
Correct Option is : 1
uun

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What is the symbol for atomic number 111?

Options:
A uun
B uuu
C uub
D uut

The correct answer is:
uuu

Solution:
Correct Option is : 2
uuu

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What is the symbol for gallium?

Options:
A G
B Ga
C Ge
D Gl

The correct answer is:
Ga

Solution:
The symbol for gallium is Ga, as commonly known in chemistry.

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What is the symbol for livermorium in the periodic table?

Options:
A Lv
B Lr
C Li
D La

The correct answer is:
Lv

Solution:
The paragraph mentions that the symbol for livermorium is Lv.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the symbol for oganesson on the periodic table?

Options:
A Og
B Oh
C On
D Oe

The correct answer is:
Og

Solution:
Oganesson has the symbol Og on the periodic table.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the symbol for the SI unit of mole, and how is the mole defined?

Options:
A mol; It is defined as the amount of a substance that contains as many particles or entities as there are atoms in exactly 12 g (0.012 kg) of the 12C isotope.
B mol; It is defined as the amount of a substance that contains 6.02 x 1023particles.
C mo; It is defined as the amount of a substance that contains 1 g of the substance.
D ml; It is defined as the amount of a substance that contains 1 liter of the substance.

The correct answer is:
mol; It is defined as the amount of a substance that contains as many particles or entities as there are atoms in exactly 12 g (0.012 kg) of the 12C isotope.

Solution:
Correct Option is : (A)
mol; It is defined as the amount of a substance that contains as many particles or entities as there are atoms in exactly 12 g (0.012 kg) of the 12C isotope.

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What is the symbol used to represent the antibonding molecular orbital?

Options:
A σ
B σ*
C ψMO
D ψA

The correct answer is:
σ*

Solution:
The antibonding molecular orbital is represented by the symbol σ*.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is the symbol used to represent the Avogadro constant?

Options:
A NA
B AC
C AM
D AN

The correct answer is:
NA

Solution:
The symbol used to represent the Avogadro constant is "NA."

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What is the symbol used to represent the bonding molecular orbital?

Options:
A σ
B σ*
C ψMO
D ψA

The correct answer is:
σ

Solution:
The bonding molecular orbital is represented by the symbol σ.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is the symbol used to represent the fractional electronic charges on atoms in a polar covalent bond?

Options:
A ε (epsilon)
B δ (delta)
C π (pi)
D σ (sigma)

The correct answer is:
δ (delta)

Solution:
The fractional electronic charges on atoms in a polar covalent bond are denoted by the symbol δ (delta).

Topic: Chemistry, General Organic Chemistry, NEET
What is the symbol used to represent the negative electromeric effect?

Options:
A +E
B -E
C πE
D >E

The correct answer is:
-E

Solution:
The symbol used to represent the negative electromeric effect is -E.

Topic: Chemistry, General Organic Chemistry, NEET
What is the symbol used to represent the positive electromeric effect?

Options:
A +E
B -E
C πE
D >E

The correct answer is:
+E

Solution:
The symbol used to represent the positive electromeric effect is +E.

Topic: Chemistry, General Organic Chemistry, NEET
What is the symbol used to represent the subshell with l = 2?

Options:
A s
B p
C d
D f

The correct answer is:
d

Solution:
The symbol "d" represents the subshell with the azimuthal quantum number (l) equal to 2.

Topic: Chemistry, Structure of Atom, NEET
What is the symmetry of animals belonging to the phylum Chordata?

Options:
A radial symmetry
B bilateral symmetry
C asymmetry
D no symmetry

The correct answer is:
bilateral symmetry

Solution:
Animals belonging to the phylum Chordata are bilaterally symmetrical, meaning they have left and right sides that are mirror images of each other.

Topic: Biology, Animal Kingdom, NEET
What is the synergic effect in metal carbonyls?

Options:
A It weakens the bond between CO and the metal
B It has no effect on the bond between CO and the metal
C It strengthens the bond between CO and the metal
D It causes the bond between CO and the metal to break

The correct answer is:
It strengthens the bond between CO and the metal

Solution:
The synergic effect in metal carbonyls strengthens the bond between CO and the metal.

Topic: Chemistry, Coordination Compounds, NEET
What is the systemic circulation responsible for?

Options:
A Oxygenating blood
B Providing nutrients and oxygen
C Eliminating harmful substances
D All of the above

The correct answer is:
All of the above

Solution:
The systemic circulation provides nutrients, oxygen, and other essential substances to the tissues and takes CO₂ and other harmful substances away for elimination.

Topic: Biology, Body Fluids and Circulation, NEET
What is the target gland of melanotrophin (MSH) hormone?

Options:
A Pituitary gland
B thyroid gland
C Adrenal cortex
D pigment cells of the dermis of the skin

The correct answer is:
pigment cells of the dermis of the skin

Solution:
The target gland of melanotropin hormone is pigment cells of the dermis of the skin

Topic: Biology, Chemical Coordination and Integration, NEET
What is the target gland of Thyrotrophin hormone?

Options:
A Pituitary gland
B Thyroid gland
C Adrenal cortex
D Testis and ovaries

The correct answer is:
Thyroid gland

Solution:
The target gland of thyrotropin hormone is thyroid gland

Topic: Biology, Chemical Coordination and Integration, NEET
What is the TCA cycle also known as?

Options:
A The Embden-Meyerhof-Parnas pathway
B The glycolysis pathway
C The citric acid cycle
D The Krebs cycle

The correct answer is:
The Krebs cycle

Solution:
The TCA cycle is also commonly referred to as the Krebs cycle, named after Sir Hans Adolf Krebs who discovered the cycle in 1937.

Topic: Biology, Respiration in Plants, NEET
What is the technical name for population size?

Options:
A Population size
B Population density
C Age pyramid
D None of the above

The correct answer is:
Population density

Solution:
The technical name for population size is population density, designated as N.

Topic: Biology, Organisms and Populations, NEET
What is the technique of DNA fingerprinting?

Options:
A The isolation of satellite DNA
B The use of VNTR as a probe
C The separation of DNA fragments by electrophoresis
D The detection of hybridised DNA fragments by autoradiography

The correct answer is:
The use of VNTR as a probe

Solution:
DNA fingerprinting is a technique that involves the use of Variable Number of Tandem Repeats (VNTR) as a probe to identify differences in specific regions of DNA sequences.

Topic: Biology, Molecular Basis of Inheritance, NEET
What is the technique of transferring an ovum collected from a donor into the fallopian tube of another female?

Options:
A ICSI
B AI
C GIFT
D IUI

The correct answer is:
GIFT

Solution:
Gamete intra fallopian transfer (GIFT) is the method of transferring an ovum collected from a donor into the fallopian tube of another female who cannot produce one.

Topic: Biology, Reproductive Health, NEET
What is the technique used to make transparent soaps?

Options:
A Adding more soap to the mixture
B Dissolving the soap in ethanol
C Evaporating excess solvent
D Beating tiny air bubbles

The correct answer is:
Dissolving the soap in ethanol

Solution:
Transparent soaps are made by dissolving the soap in ethanol.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What is the technological application of fractional distillation in the petroleum industry?

Options:
A Separation of different fractions of crude oil
B Separation of gases from liquids
C Separation of solids from liquids
D Separation of isotopes

The correct answer is:
Separation of different fractions of crude oil

Solution:
Fractional distillation is used in the petroleum industry to separate different fractions of crude oil.

Topic: Chemistry, General Organic Chemistry, NEET