datavorous/entrance-exam-dataset huggingface dataset:
What is the cause of chromosomal disorders?

Options:
A Abnormal arrangement of a single chromosome
B Gain of extra chromosome
C Absence or excess or abnormal arrangement of one or more chromosomes
D Loss of one pair of chromosomes

The correct answer is:
Absence or excess or abnormal arrangement of one or more chromosomes

Solution:
Chromosomal disorders are caused due to absence or excess or abnormal arrangement of one or more chromosomes.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is the cause of Coronary Artery Disease?

Options:
A Deposits of calcium and fibrous tissues
B Deposits of fat and cholesterol
C Deposits of calcium and fat
D Deposits of calcium, fat, cholesterol and fibrous tissues

The correct answer is:
Deposits of calcium, fat, cholesterol and fibrous tissues

Solution:
Coronary Artery Disease is caused by deposits of calcium, fat, cholesterol and fibrous tissues, which makes the lumen of arteries narrower.

Topic: Biology, Body Fluids and Circulation, NEET
What is the cause of corrosion of iron according to the paragraph?

Options:
A Presence of water and sulfur.
B Presence of air and carbon dioxide.
C Presence of oxygen and water.
D Presence of nitrogen and hydrogen.

The correct answer is:
Presence of oxygen and water.

Solution:
Corrosion of iron (commonly known as rusting) occurs in the presence of water and air.

Topic: Chemistry, Electrochemistry, NEET
What is the cause of death in nematodes in RNA interference?

Options:
A Replication of mobile genetic elements
B Prevention of translation of mRNA
C Infection by viruses
D No cause of death

The correct answer is:
No cause of death

Solution:
RNA interference is a process of silencing specific mRNA, and it does not cause death in nematodes.

Topic: Biology, Biotechnology and Its Applications, NEET
What is the cause of Down’s Syndrome?

Options:
A A deletion of chromosome 21
B The presence of an additional copy of chromosome 21
C A translocation of chromosome 21
D A deletion of the X chromosome

The correct answer is:
The presence of an additional copy of chromosome 21

Solution:
Down’s Syndrome is caused by the presence of an additional copy of chromosome number 21 (trisomy of 21).

Topic: Biology, Principles of Inheritance and Variation, NEET
What is the cause of Elephantiasis or filariasis?

Options:
A Entamoeba histolytica
B Wuchereria bancrofti
C Plasmodium falciparum
D Ascaris

The correct answer is:
Wuchereria bancrofti

Solution:
Wuchereria (W. bancrofti and W. malayi), the filarial worms are the cause of Elephantiasis or filariasis, a slowly developing chronic inflammation of the organs, usually the lymphatic vessels of the lower limbs.

Topic: Biology, Human Health and Diseases, NEET
What is the cause of hyperthyroidism?

Options:
A Hypothyroidism
B Cancer of the thyroid gland
C Goitre
D Stunted growth

The correct answer is:
Cancer of the thyroid gland

Solution:
Hyperthyroidism is caused by cancer of the thyroid gland or by the development of nodules of the thyroid glands, which increases the rate of synthesis and secretion of the thyroid hormones to abnormal high levels.

Topic: Biology, Chemical Coordination and Integration, NEET
What is the cause of indigestion?

Options:
A Spicy food
B Over eating
C Anxiety
D All of the above

The correct answer is:
All of the above

Solution:
The causes of indigestion are inadequate enzyme secretion, anxiety, food poisoning, over eating, and spicy food.

Topic: Biology, Digestion and Absorption, NEET
What is the cause of inhibition in enzyme activity?

Options:
A Increase in substrate concentration
B Binding of specific chemicals
C Increase in temperature
D None

The correct answer is:
Binding of specific chemicals

Solution:
The activity of an enzyme is sensitive to the presence of specific chemicals that bind to the enzyme, and when the binding of these chemicals shuts off enzyme activity, it is called inhibition.

Topic: Biology, Biomolecules (B), NEET
What is the cause of ozone depletion in the stratosphere?

Options:
A Enhancement of ozone production
B Enhancement of ozone degradation by chlorofluor ocarbons (CFCs)
C Enhancement of ozone degradation by water vapor
D Enhancement of ozone degradation by carbon dioxide

The correct answer is:
Enhancement of ozone degradation by chlorofluor ocarbons (CFCs)

Solution:
The balance between production and degradation of ozone in the stratosphere has been disrupted due to the enhancement of ozone degradation by chlorofluor ocarbons (CFCs).

Topic: Biology, Environmental Issues, NEET
What is the cause of polyploidy?

Options:
A Abnormal arrangement of a single chromosome
B Loss of one pair of chromosomes
C Gain of extra chromosome
D None of the above

The correct answer is:
None of the above

Solution:
Polyploidy results from failure of cytokinesis after telophase stage of cell division, resulting in an increase in a whole set of chromosomes in an organism.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is the cause of positive deviation from Raoult's law in solutions, and can you provide an example of a solution that exhibits positive deviation?

Options:
A Positive deviation occurs when A-B interactions are stronger than A-A or B-B interactions. An example is the solution of ethanol and water.
B Positive deviation occurs when A-B interactions are weaker than A-A or B-B interactions. An example is the solution of chloroform and acetone.
C Positive deviation occurs when A-B interactions are equal to A-A or B-B interactions. An example is the solution of n-hexane and n-heptane.
D Positive deviation occurs when there is no intermolecular interaction between the solute and solvent.

The correct answer is:
Positive deviation occurs when A-B interactions are stronger than A-A or B-B interactions. An example is the solution of ethanol and water.

Solution:
Positive deviation from Raoult's law occurs when the interactions between different components (A-

Topic: Chemistry, Solutions, NEET
What is the cause of the ‘bakanae’ (foolish seedling) disease in rice seedlings?

Options:
A auxin
B gibberellic acid
C a fungal pathogen Gibberella fujikuroi
D phototropism

The correct answer is:
a fungal pathogen Gibberella fujikuroi

Solution:
The ‘bakanae’ (foolish seedling) disease of rice seedlings is caused by a fungal pathogen Gibberella fujikuroi.

Topic: Biology, Plant - Growth and Development, NEET
What is the cause of the 'Greenhouse effect'?

Options:
A Infrared rays
B Ultraviolet rays
C X-rays
D Radio waves

The correct answer is:
Infrared rays

Solution:
Infra red rays.

Topic: Physics, Electromagnetic Waves, NEET, NEET 2002
What is the cause of the lanthanoid contraction?

Options:
A The perfect shielding of one electron by another
B The imperfect shielding of one electron by another
C The regular decrease in atomic radii
D The irregular decrease in atomic radii

The correct answer is:
The imperfect shielding of one electron by another

Solution:
The lanthanoid contraction is attributed to "the imperfect shielding of one electron by another in the same sub-shell."

Topic: Chemistry, d and f Block Elements, NEET
What is the cause of the metal excess defect in zinc oxide (ZnO) crystals?

Options:
A Loss of oxygen atoms
B Deposition of zinc atoms on the crystal surface
C Formation of oxygen vacancies
D Loss of electrons by Zn²⁺ ions

The correct answer is:
Loss of oxygen atoms

Solution:
The metal excess defect in zinc oxide (ZnO) crystals occurs due to the loss of oxygen atoms upon heating.

Topic: Chemistry, Solid State, NEET
What is the cause of the net attractive force on a molecule at the surface of a liquid?

Options:
A Capillary action
B Equal intermolecular forces
C Lack of adhesion
D Molecules below it

The correct answer is:
Molecules below it

Solution:
The net attractive force on a molecule at the surface of a liquid is caused by the molecules below it.

Topic: Chemistry, States of Matter, NEET
What is the cause of the rapid decline in the biological wealth of earth?

Options:
A Human activities
B Natural calamities
C Climate change
D Cosmic events

The correct answer is:
Human activities

Solution:
The biological wealth of our planet has been declining rapidly and the cause of this is said to be human activities.

Topic: Biology, Biodiversity and its Conservation, NEET
What is the cause of turgor pressure in cells?

Options:
A The entry of water into the cell
B ) The rigidity of the cell wall
C The extension growth of cells
D The pressure potential Ψp

The correct answer is:
The entry of water into the cell

Solution:
The turgor pressure is caused by the entry of water into the cell, which exerts pressure against the rigid cell walls. This pressure is called pressure potential Ψp. The rigidity of the cell wall prevents the cell from rupturing, and the turgor pressure is responsible for the enlargement and extension growth of cells.

Topic: Biology, Transport in Plants, NEET
What is the cause of vomiting?

Options:
A Inflammation of the intestinal tract
B Jaundice
C Bacterial or viral infections
D Ejection of stomach contents through the mouth controlled by the vomit center in the medulla.

The correct answer is:
Ejection of stomach contents through the mouth controlled by the vomit center in the medulla.

Solution:
Vomiting is caused by the ejection of stomach contents through the mouth, which is controlled by the vomit center in the medulla. A feeling of nausea precedes vomiting.

Topic: Biology, Digestion and Absorption, NEET
What is the cell constant denoted by the symbol G* dependent on?

Options:
A Resistance of the solution
B Temperature
C Distance between the electrodes and their area of cross-section
D Concentration of ions in the solution

The correct answer is:
Distance between the electrodes and their area of cross-section

Solution:
The cell constant denoted by the symbol G* depends on the distance between the electrodes and their area of cross-section.

Topic: Chemistry, Electrochemistry, NEET
What is the cell representation for cell reaction for the cell reaction Cu(s) + 2Ag+(aq) → Cu2+(aq)+ 2Ag (s)?

Options:
A Cu(s) | Cu2+(aq) | Ag+(aq) | Ag(s)
B Cu(s) | Ag+(aq) || Ag(s) | Cu2+(aq)
C Cu(s) | Cu2+(aq) || Ag+(aq) | Ag(s)
D Cu(s) | Cu2+(aq) | Cu(s) | Ag(s)

The correct answer is:
Cu(s) | Cu2+(aq) || Ag+(aq) | Ag(s)

Solution:
For the cell reaction, Cu(s) + 2Ag+(aq) → Cu 2+(aq)+ 2Ag (s) the cell representation will be Cu(s) | Cu2+(aq) || Ag+(aq) | Ag(s).

Topic: Chemistry, Electrochemistry, NEET
What is the center of mass of three particles located at the vertices of an equilateral triangle with side lengths of 0.5 meters, and masses of 100g, 150g, and 200g respectively?

Options:
A ($\frac{5}{18}$, $\frac{1}{3\sqrt{3}}$)
B ($\frac{7}{18}$, $\frac{1}{2\sqrt{3}}$)
C ($\frac{5}{18}$, $\frac{1}{\sqrt{3}}$)
D ($\frac{7}{18}$, $\frac{1}{3\sqrt{3}}$)

The correct answer is:
($\frac{5}{18}$, $\frac{1}{3\sqrt{3}}$)

Solution:
Correct Option is : (A)
($\frac{5}{18}$, $\frac{1}{3\sqrt{3}}$)

Topic: Chemistry, Rotational Motion, NEET
What is the central atom in a molecule or complex ion?

Options:
A The atom with the highest electronegativity.
B The atom with the lowest electronegativity.
C The atom with the most valence electrons.
D The atom to which other atoms are bonded.

The correct answer is:
The atom to which other atoms are bonded.

Solution:
The central atom in a molecule or complex ion is the atom to which other atoms are bonded, as it plays a central role in the structure.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is the central dogma in molecular biology according to Francis Crick?

Options:
A Genetic information flows from RNA to DNA
B Genetic information flows from protein to RNA
C Genetic information flows from DNA to RNA to protein
D Genetic information flows from protein to DNA

The correct answer is:
Genetic information flows from DNA to RNA to protein

Solution:
The Central dogma in molecular biology states that the genetic information flows from DNA to RNA to Protein.

Topic: Biology, Molecular Basis of Inheritance, NEET
What is the centre of mass of a uniform half-disk

Options:
A $\frac{2a}{3\pi }$
B $\frac{4a}{3\pi }$
C $\frac{3a}{2\pi }$
D $\frac{3a}{4\pi }$

The correct answer is:
$\frac{4a}{3\pi }$

Solution:
Correct Option is : (B)
$\frac{4a}{3\pi }$

Topic: Chemistry, Rotational Motion, NEET
What is the centre of mass of a uniform quater-disk

Options:
A $\frac{2M}{\pi {{a}^{2}}}$
B $\frac{4M}{\pi {{a}^{2}}}$
C $\frac{3M}{\pi {{a}^{2}}}$
D $\frac{3M}{2\pi {{a}^{2}}}$

The correct answer is:
$\frac{4M}{\pi {{a}^{2}}}$

Solution:
Correct Option is : (B)
$\frac{4M}{\pi {{a}^{2}}}$

Topic: Chemistry, Rotational Motion, NEET
What is the cervix in the female reproductive system?

Options:
A A glandular layer of the uterus
B A narrow opening in the uterus leading to the vagina
C A thin epithelium covering the ovary
D A birth canal

The correct answer is:
A narrow opening in the uterus leading to the vagina

Solution:
The uterus opens into the vagina through a narrow cervix, which along with the vagina forms the birth canal. The cavity of the cervix is called the cervical canal.

Topic: Biology, Human Reproduction, NEET
What is the cgs unit of the coefficient of viscosity?

Options:
A Newton (N)
B Pascal (Pa)
C Poise (P)
D Kilogram (kg)

The correct answer is:
Poise (P)

Solution:
In the cgs system, the unit of the coefficient of viscosity is the poise (P).

Topic: Chemistry, States of Matter, NEET
What is the chance of a son being colour blind if the mother carries the gene for colour blindness?

Options:
A 0%
B 25%
C 50%
D 75%

The correct answer is:
50%

Solution:
The son of a woman who carries the gene for colour blindness has a 50% chance of being colour blind, as the gene is present on the X chromosome, and males have only one X chromosome.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is the change in internal energy (∆U) for isothermal irreversible expansion of an ideal gas?

Options:
A ∆U = –w
B ∆U = w
C ∆U = q
D ∆U = 0

The correct answer is:
∆U = 0

Solution:
For isothermal irreversible expansion, Joule determined experimentally that q = 0, so ∆U = 0.

Topic: Chemistry, Thermodynamics (C), NEET
What is the change in length of the combined brass and steel rod when heated from 40.0 °C to 250 °C, and is there a 'thermal stress' developed at the junction?

Options:
A The length increases by 0.008 cm, and there is no thermal stress.
B The length increases by 0.355 cm, and there is thermal stress.
C The length increases by 0.346 cm, and there is no thermal stress.
D The length increases by 0.016 cm, and there is thermal stress.

The correct answer is:
The length increases by 0.346 cm, and there is no thermal stress.

Solution:
Correct Option is : (C)
The length increases by 0.346 cm, and there is no thermal stress.

Topic: Chemistry, Thermal Properties of Matter, NEET
What is the change in oxidation number of carbon in the following reaction?
CH4g+4Cl2g→CCl4+4HClg

Options:
A 0 to +4
B –4 to +4
C 0 to –4
D +4 to +4

The correct answer is:
–4 to +4

Solution:
CH4g+4Cl2g→CCl4l+4HClg
Oxidation number of carbon in CH4
x+4×+1=0
x=-4
Oxidation number of carbon in CCl4
x+4×-1=0
x=+4
Change in oxidation number is -4 to +4

Topic: Chemistry, Redox Reactions, NEET, NEET 2020 (Phase 1)
What is the change in oxidation state of sodium (Na) in this reaction 2 Na(s) + H2(g) → 2 NaH (s)?

Options:
A +1 to 0
B 0 to +1
C +1 to -1
D -1 to +1

The correct answer is:
+1 to 0

Solution:
Sodium (Na) changes from an oxidation state of +1 to 0 in the reaction.

Topic: Chemistry, Redox Reactions, NEET
What is the change in pressure, dp, over a differential height, dh, as one ascends the atmosphere when the density of air is ρ?

Options:
A dp = ρgdh
B dp = -ρgdh
C dp = ρ/dh
D dp = g/ρdh

The correct answer is:
dp = -ρgdh

Solution:
Correct Option is : (B)
dp = -ρgdh

Topic: Chemistry, Mechanical Properties of Fluids, NEET
What is the change in speed of the girl and the bicycle after the girl throws a stone of mass 0.5 kg with a speed of 15 m/s relative to the ground, while she rides a bicycle with a speed of 5 m/s along a straight road?

Options:
A 0.1 m/s
B 0.5 m/s
C 0.6 m/s
D 0.9 m/s

The correct answer is:
0.1 m/s

Solution:
Correct Option is : (A)
0.1 m/s

Topic: Chemistry, Laws of Motion, NEET
What is the change in the diameter of the hole when the sheet is heated to 227 °C, given that the coefficient of linear expansion of copper is 1.70 × ${{10}^{-5}}$ ${{K}^{-1}}$?

Options:
A 0.0121 cm
B 0.0144 cm
C 0.0159 cm
D 0.0172 cm

The correct answer is:
0.0144 cm

Solution:
Correct Option is : (B)
0.0144 cm

Topic: Chemistry, Thermal Properties of Matter, NEET
What is the change of flux linkage with the other coil when the current in one coil changes from 0 to 20 A in 0.5 s, given that a pair of adjacent coils has a mutual inductance of 1.5 H?

Options:
A 15 Wb
B 30 Wb
C 45 Wb
D 60 Wb

The correct answer is:
30 Wb

Solution:
Correct Option is : (B)
30 Wb

Topic: Chemistry, Electromagnetic Induction, NEET
What is the characteristic and unpleasant withdrawal syndrome that manifests if the regular dose of drugs/alcohol is abruptly discontinued?

Options:
A Excitement
B Euphoria
C Anxiety, shakiness, nausea and sweating
D Relaxation

The correct answer is:
Anxiety, shakiness, nausea and sweating

Solution:
The characteristic and unpleasant withdrawal syndrome that manifests if the regular dose of drugs/alcohol is abruptly discontinued is anxiety, shakiness, nausea and sweating.

Topic: Biology, Human Health and Diseases, NEET
What is the characteristic behavior of electron-deficient hydrides?

Options:
A They act as Lewis bases.
B They have excess electrons in their Lewis structures.
C They act as Lewis acids.
D They have a tetrahedral geometry.

The correct answer is:
They act as Lewis acids.

Solution:
Electron-deficient hydrides act as Lewis acids, which means they are electron acceptors.

Topic: Chemistry, Hydrogen, NEET
What is the characteristic color of solutions formed when alkaline earth metals dissolve in liquid ammonia?

Options:
A Deep blue-black
B Bright red
C Pale yellow
D Greenish

The correct answer is:
Deep blue-black

Solution:
Alkaline earth metals form deep blue-black solutions when dissolved in liquid ammonia, indicating the presence of ammoniated ions.

Topic: Chemistry, s Block Elements, NEET
What is the characteristic event of prophase?

Options:
A Chromosomal material becomes untangled
B Chromosomal material condenses to form compact mitotic chromosomes
C Centrosome begins to move towards the same pole of the cell
D The formation of mitotic apparatus

The correct answer is:
Chromosomal material condenses to form compact mitotic chromosomes

Solution:
During prophase, chromosomal material condenses to form compact mitotic chromosomes.

Topic: Biology, Cell Cycle and Cell Division, NEET
What is the characteristic feature of a crystalline solid's arrangement of particles?

Options:
A It has short-range order.
B It has no definite shape.
C It has long-range order.
D It has a disordered structure.

The correct answer is:
It has long-range order.

Solution:
The arrangement of constituent particles in a crystalline solid has long-range order, meaning there is a regular pattern of arrangement of particles that repeats itself over the entire crystal, as stated in the paragraph.

Topic: Chemistry, Solid State, NEET
What is the characteristic feature of condensation polymerization?

Options:
A Loss of water molecules
B Rapid chain growth
C Use of free radicals
D Formation of highly branched polymers

The correct answer is:
Loss of water molecules

Solution:
Condensation polymerization involves the loss of water molecules or other simple molecules during the formation of polymers.

Topic: Chemistry, Polymers, NEET
What is the characteristic feature of step growth polymerization?

Options:
A Loss of water molecules
B Rapid chain growth
C Use of free radicals
D Formation of linear polymers

The correct answer is:
Loss of water molecules

Solution:
Step growth polymerization involves repetitive condensation reactions between bi-functional or trifunctional monomeric units, which may result in the loss of simple molecules like water, alcohol, etc.

Topic: Chemistry, Polymers, NEET
What is the characteristic feature of the band structure of semiconductors?

Options:
A Large energy gap between the valence band and conduction band
B No energy gap between the valence band and conduction band
C Small energy gap between the valence band and conduction band
D Overlapping of the valence band and conduction band

The correct answer is:
Small energy gap between the valence band and conduction band

Solution:
Semiconductors have a small energy gap between the valence band and conduction band, allowing some electrons to jump to the conduction band and exhibit conductivity.

Topic: Chemistry, Solid State, NEET
What is the characteristic feature of the palm of an individual with Down’s Syndrome?

Options:
A A deep crease on the palm
B Narrow fingers
C Short and stubby fingers
D Abnormal skin texture

The correct answer is:
A deep crease on the palm

Solution:
The palm of an individual with Down’s Syndrome is broad with a characteristic deep palm crease.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is the characteristic minimum frequency called, below which photoelectric effect is not observed?

Options:
A Critical frequency
B Threshold frequency
C Maximum frequency
D Resonance frequency

The correct answer is:
Threshold frequency

Solution:
The characteristic minimum frequency below which photoelectric effect is not observed is called the threshold frequency.

Topic: Chemistry, Structure of Atom, NEET
What is the characteristic odour of the products formed in the Carbylamine reaction?

Options:
A Sweet and pleasant
B Fragrant and floral
C Foul smelling
D Aromatic and spicy

The correct answer is:
Foul smelling

Solution:
The products formed in the Carbylamine reaction, isocyanides or carbylamines, are foul-smelling substances.

Topic: Chemistry, Amines, NEET
What is the characteristic of chasmogamous flowers?

Options:
A They do not open at all
B They are similar to flowers of other species
C They produce assured seed-set even in the absence of pollinators
D They have exposed anthers and stigma

The correct answer is:
They have exposed anthers and stigma

Solution:
Chasmogamous flowers are similar to flowers of other species and have exposed anthers and stigmA) They are in contrast to cleistogamous flowers, which do not open at all and have the anthers and stigma lying close to each other. Chasmogamous flowers are not necessarily autogamous and may rely on external agents for pollination.

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
What is the characteristic of gametes?

Options:
A Haploid and mitotic
B Haploid and meiotic
C Diploid and mitotic
D Diploid and meiotic

The correct answer is:
Haploid and meiotic

Solution:
Gametes are haploid in nature and usually a direct product of meiotic division, except in haploid organisms where gametes are formed by mitosis.

Topic: Biology, Reproduction in Organisms, NEET
What is the characteristic of insect-pollinated flowers?

Options:
A They are small, colorless and non-fragrant
B They are large, colorless and non-fragrant
C They are large, colorful and fragrant
D They are small, colorful and fragrant

The correct answer is:
They are large, colorful and fragrant

Solution:
Majority of insect-pollinated flowers are large, colourful, fragrant.

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
What is the characteristic of "noble" metals?

Options:
A They dissolve in mineral acids.
B They are unaffected by single acids.
C They are highly reactive.
D They react with hydrogen ion (H+).

The correct answer is:
They are unaffected by single acids.

Solution:
The paragraph states that some metals are 'noble,' which means they are unaffected by single acids.

Topic: Chemistry, d and f Block Elements, NEET