datavorous/entrance-exam-dataset huggingface dataset:
What is the primary factor that favours product formation in the addition of ammonia and its derivatives to aldehydes and ketones?

Options:
A Low temperature
B High pressure
C Rapid dehydration of the intermediate
D Presence of excess ammonia

The correct answer is:
Rapid dehydration of the intermediate

Solution:
The paragraph notes that the equilibrium favours product formation due to the rapid dehydration of the intermediate to form >C=N-Z.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
What is the primary feature of Nylon 2–nylon 6 that distinguishes it from other polymers?

Options:
A It is highly resistant to environmental degradation.
B It is a synthetic polymer used for building construction.
C It is a biodegradable copolymer.
D It is a non-biodegradable polymer.

The correct answer is:
It is a biodegradable copolymer.

Solution:
Nylon 2–nylon 6 is unique among synthetic polymers because it is biodegradable, which means it can naturally break down in the environment over time.

Topic: Chemistry, Polymers, NEET
What is the primary female reproductive organ?

Options:
A Ovary
B Oviduct
C Uterus
D Vagina

The correct answer is:
Ovary

Solution:
Ovaries are the primary female reproductive organs that produce the female gamete (ovum) and several steroid hormones (ovarian hormones).

Topic: Biology, Human Reproduction, NEET
What is the primary focus of discussion in the provided passage regarding crystal defects?

Options:
A Surface defects in crystals
B Line defects in crystals
C Bulk defects in crystals
D Point defects in crystals

The correct answer is:
Point defects in crystals

Solution:
The primary focus of discussion in the provided passage regarding crystal defects is on point defects in crystals.

Topic: Chemistry, Solid State, NEET
What is the primary focus of ecologists and evolutionary biologists in regards to the diversity of life on Earth?

Options:
A Understanding the importance of diversity
B Documenting the number of species
C Discovering new species
D Studying the habits of each species

The correct answer is:
Understanding the importance of diversity

Solution:
Ecologists and evolutionary biologists are trying to understand the significance of the diversity of life by asking important questions about its importance and function.

Topic: Biology, Biodiversity and its Conservation, NEET
What is the primary focus of electrochemistry?

Options:
A Production of electricity from sunlight
B Production of electricity from fossil fuels
C Production of electricity from chemical reactions
D Production of electricity from wind turbines

The correct answer is:
Production of electricity from chemical reactions

Solution:
Electrochemistry is the study of production of electricity from energy released during spontaneous chemical reactions, indicating that the primary focus is on producing electricity from chemical reactions.

Topic: Chemistry, Electrochemistry, NEET
What is the primary focus of India's economy, which gives high priority to certain sectors for development?

Options:
A Manufacturing and technology
B Agriculture, fisheries, and livestock
C Services and tourism
D Mining and natural resources

The correct answer is:
Agriculture, fisheries, and livestock

Solution:
India's economy places high priority on agriculture, fisheries, and livestock development, which are crucial sectors for the country's economic growth.

Topic: Chemistry, Environmental Chemistry, NEET
What is the primary focus of Lewis symbols in representing electrons?

Options:
A Inner shell electrons
B Nucleus electrons
C Valence electrons
D Protons in the nucleus

The correct answer is:
Valence electrons

Solution:
Lewis symbols are primarily used to represent valence electrons in an atom.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is the primary focus of the LCAO method?

Options:
A Calculating electron energies
B Predicting molecular structures
C Describing electron spin properties
D Forming molecular orbitals

The correct answer is:
Forming molecular orbitals

Solution:
The primary focus of the LCAO method is to form molecular orbitals.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is the primary focus of the VSEPR theory?

Options:
A Explaining chemical bonding
B Providing molecular geometry
C Predicting bond dissociation enthalpies
D Describing electron sharing

The correct answer is:
Providing molecular geometry

Solution:
The VSEPR theory primarily focuses on providing molecular geometry.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is the primary focus of thermodynamics when dealing with a system and its surroundings?

Options:
A Describing chemical reactions within the system
B Studying microscopic properties of the surroundings
C Analyzing energy transformations within the universe
D Understanding energy changes involving the system and surroundings

The correct answer is:
Understanding energy changes involving the system and surroundings

Solution:
Thermodynamics focuses on understanding energy changes involving the system and surroundings.

Topic: Chemistry, Thermodynamics (C), NEET
What is the primary focus of thermodynamics?

Options:
A How energy transformations occur
B How microscopic systems work
C How to change macroscopic properties
D How to create energy

The correct answer is:
How energy transformations occur

Solution:
Thermodynamics is primarily concerned with how energy transformations occur.

Topic: Chemistry, Thermodynamics (C), NEET
What is the primary form in which silicon is found in nature?

Options:
A Metal carbonates
B Hydrocarbons
C Silica and silicates
D Silica and silicon dioxide

The correct answer is:
Silica and silicates

Solution:
Silicon is present in nature in the form of "silica and silicates."

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What is the primary form of participation of molecules in organic reactions?

Options:
A Ion formation
B Covalent bond formation
C Ionic bond formation
D Hydrogen bond formation

The correct answer is:
Covalent bond formation

Solution:
Molecules as such participate in organic reactions, primarily through covalent bond formation.

Topic: Chemistry, General Organic Chemistry, NEET
What is the primary function of a galvanic cell?

Options:
A To convert electrical energy into chemical energy.
B To convert thermal energy into electrical energy.
C To convert the chemical energy of a spontaneous redox reaction into electrical energy.
D To convert mechanical energy into electrical energy.

The correct answer is:
To convert the chemical energy of a spontaneous redox reaction into electrical energy.

Solution:
A galvanic cell's primary function is to convert the chemical energy of a spontaneous redox reaction into electrical energy.

Topic: Chemistry, Electrochemistry, NEET
What is the primary function of a reducing agent in a chemical reaction?

Options:
A To increase the oxidation number of an element
B To increase the temperature of the reaction
C To act as a catalyst
D To donate electrons and reduce other substances

The correct answer is:
To donate electrons and reduce other substances

Solution:
The primary function of a reducing agent is to donate electrons, which results in the reduction of other substances involved in the reaction.

Topic: Chemistry, Redox Reactions, NEET
What is the primary function of antioxidants?

Options:
A Enhancing food flavor
B Increasing food shelf life by retarding the action of oxygen
C Promoting microbial growth in food
D Adding nutritive value to food

The correct answer is:
Increasing food shelf life by retarding the action of oxygen

Solution:
Antioxidants help in food preservation by retarding the action of oxygen on food, which increases shelf life.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What is the primary function of antiseptics and disinfectants?

Options:
A To kill or prevent the growth of microorganisms
B To promote microbial growth
C To enhance wound healing
D To boost the immune system

The correct answer is:
To kill or prevent the growth of microorganisms

Solution:
Antiseptics and disinfectants are chemicals that either kill or prevent the growth of microorganisms.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What is the primary function of cellulose in plant cells?

Options:
A Energy storage
B Structural support
C Enzyme production
D Photosynthesis

The correct answer is:
Structural support

Solution:
Cellulose provides structural support to plant cells by forming the cell wall.

Topic: Chemistry, Biomolecules, NEET
What is the primary function of DNA during cell division?

Options:
A Protein synthesis
B Energy production
C Self-duplication
D RNA synthesis

The correct answer is:
Self-duplication

Solution:
DNA replicates itself during cell division to ensure that identical DNA strands are transferred to daughter cells.

Topic: Chemistry, Biomolecules, NEET
What is the primary function of glycogen in the body?

Options:
A Energy storage
B Structural support
C Oxygen transport
D DNA synthesis

The correct answer is:
Energy storage

Solution:
Glycogen primarily serves as an energy storage molecule in the body.

Topic: Chemistry, Biomolecules, NEET
What is the primary function of histamine?

Options:
A To contract smooth muscles in blood vessels
B To relax smooth muscles in the bronchi and gut
C To cause nasal congestion
D To stimulate allergic responses

The correct answer is:
To relax smooth muscles in the bronchi and gut

Solution:
Histamine contracts the smooth muscles in the bronchi and gut and relaxes other muscles.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What is the primary function of hydrochloric acid secreted by the lining of our stomach?

Options:
A It turns litmus paper red.
B It tastes sour.
C It is essential for digestive processes.
D It liberates dihydrogen on reacting with metals.

The correct answer is:
It is essential for digestive processes.

Solution:
The paragraph mentions that hydrochloric acid secreted by the lining of our stomach is essential for digestive processes.

Topic: Chemistry, Ionic Equilibrium, NEET
What is the primary function of hydrogen bonds in DNA?

Options:
A Holding the two nucleic acid strands together
B Forming the sugar-phosphate backbone
C Catalyzing DNA replication
D Providing structural support to the DNA molecule

The correct answer is:
Holding the two nucleic acid strands together

Solution:
The primary function of hydrogen bonds in DNA is to hold the two nucleic acid strands together.

Topic: Chemistry, Biomolecules, NEET
What is the primary function of meiosis in sexually reproducing organisms?

Options:
A To conserve specific chromosome number
B To reduce chromosome number by half
C To increase genetic variability
D To preserve the chromosome number intact

The correct answer is:
To conserve specific chromosome number

Solution:
Meiosis is the mechanism by which conservation of specific chromosome number of each species is achieved across generations in sexually reproducing organisms.

Topic: Biology, Cell Cycle and Cell Division, NEET
What is the primary function of primary valences in coordination compounds?

Options:
A To increase the coordination number
B To form ion-pair complexes
C To bond with neutral molecules
D To form coordination bonds

The correct answer is:
To form coordination bonds

Solution:
The primary function of primary valences in coordination compounds is to form coordination bonds.

Topic: Chemistry, Coordination Compounds, NEET
What is the primary function of Sertoli cells in the male reproductive system?

Options:
A Synthesis and secretion of androgens
B Formation of sperm
C Providing nutrition to germ cells
D Regulating meiotic divisions

The correct answer is:
Providing nutrition to germ cells

Solution:
The Sertoli cells are present inside the seminiferous tubules and they provide nutrition to the germ cells undergoing meiotic divisions and leading to sperm formation.

Topic: Biology, Human Reproduction, NEET
What is the primary function of sodium alkoxide in the preparation of ethers via the Williamson ether synthesis?

Options:
A To provide oxygen atoms for ether formation
B To serve as a solvent for the reaction
C To act as a strong base and nucleophile
D To enhance the reaction's selectivity

The correct answer is:
To act as a strong base and nucleophile

Solution:
Sodium alkoxide serves as a strong base and nucleophile in the Williamson ether synthesis. It attacks the alkyl halide, leading to the formation of ethers.

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What is the primary function of sweat produced by sweat glands?

Options:
A Elimination of excretory waste
B Facilitating a cooling effect on the body surface
C Secreting bile-containing substances
D Providing a protective oily covering for the skin

The correct answer is:
Facilitating a cooling effect on the body surface

Solution:
The primary function of sweat produced by the sweat glands is to facilitate a cooling effect on the body surface. Though it also helps in the elimination of some of the wastes like NaCl, small amounts of urea, lactic acid, etc.

Topic: Biology, Excretory Products and their Elimination, NEET
What is the primary function of sweat produced by sweat glands?

Options:
A To remove urea from the body
B To provide a protective oily covering for the skin
C To facilitate a cooling effect on the body surface
D To remove glucose from the body

The correct answer is:
To facilitate a cooling effect on the body surface

Solution:
The primary function of sweat produced by the sweat glands is to facilitate a cooling effect on the body.

Topic: Biology, Excretory Products and their Elimination, NEET
What is the primary function of the 38% solution of sulfuric acid in a lead storage battery?

Options:
A To act as a fuel source
B To provide structural support
C To act as the anode material
D To facilitate the chemical reaction in the cell

The correct answer is:
To facilitate the chemical reaction in the cell

Solution:
The 38% solution of sulfuric acid is used as the electrolyte in the lead storage battery to facilitate the chemical reactions in the cell.

Topic: Chemistry, Electrochemistry, NEET
What is the primary function of the 38% solution of sulfuric acid in the lead storage battery?

Options:
A To act as the anode material
B To act as the cathode material
C To act as the electrolyte
D To provide structural support

The correct answer is:
To act as the electrolyte

Solution:
A 38% solution of sulfuric acid is used as the electrolyte in the lead storage battery.

Topic: Chemistry, Electrochemistry, NEET
What is the primary function of the catalysts in the fuel cell?

Options:
A To remove reactants from the cell
B To convert oxygen into hydrogen
C To increase the efficiency of fuel combustion
D To increase the rate of electrode reactions

The correct answer is:
To increase the rate of electrode reactions

Solution:
Catalysts like finely divided platinum or palladium metal are incorporated into the electrodes for increasing the rate of electrode reactions.

Topic: Chemistry, Electrochemistry, NEET
What is the primary function of the interphase in the cell cycle?

Options:
A Nuclear division
B Cytokinesis
C DNA replication and cell growth
D Resting

The correct answer is:
DNA replication and cell growth

Solution:
The interphase, though called the resting phase, is the time during which the cell is preparing for division by undergoing both cell growth and DNA replication in an orderly manner.

Topic: Biology, Cell Cycle and Cell Division, NEET
What is the primary function of the lead dioxide (PbO2) in the cathode of a lead storage battery?

Options:
A To store electrical energy
B To act as an insulator
C To generate heat
D To facilitate the electrochemical reaction

The correct answer is:
To facilitate the electrochemical reaction

Solution:
The lead dioxide (PbO2) in the cathode of a lead storage battery facilitates the electrochemical reaction.

Topic: Chemistry, Electrochemistry, NEET
What is the primary function of the M Phase in the cell cycle?

Options:
A Nuclear division
B Cytokinesis
C DNA replication
D Cell growth

The correct answer is:
Nuclear division

Solution:
The M Phase starts with the nuclear division, corresponding to the separation of daughter chromosomes (karyokinesis) and usually ends with division of cytoplasm (cytokinesis).

Topic: Biology, Cell Cycle and Cell Division, NEET
What is the primary function of the ozone layer in the atmosphere?

Options:
A To produce oxygen
B To generate UV radiation
C To protect against excessive UV radiations
D To remove ozone from the atmosphere

The correct answer is:
To protect against excessive UV radiations

Solution:
The ozone layer in the atmosphere serves to protect the Earth's surface from an excessive concentration of ultraviolet (UV) radiations.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the primary function of the ozone layer in the stratosphere?

Options:
A Absorbing carbon dioxide
B Absorbing ultraviolet radiation
C Regulating temperature
D Producing oxygen

The correct answer is:
Absorbing ultraviolet radiation

Solution:
The primary function of the ozone layer in the stratosphere is to absorb ultraviolet radiation from the sun.

Topic: Chemistry, Environmental Chemistry, NEET
What is the primary function of the respiratory rhythm centre?

Options:
A To moderate the functions of the respiratory rhythm centre
B To regulate the respiratory rhythm
C To signal the rhythm centre to make necessary adjustments in the respiratory process
D To recognise changes in CO₂ and H⁺ concentration

The correct answer is:
To regulate the respiratory rhythm

Solution:
The respiratory rhythm centre located in the medulla region of the brain is primarily responsible for regulating the respiratory rhythm.

Topic: Biology, Breathing and Exchange of Gases, NEET
What is the primary function of the stomach?

Options:
A To store food
B To break down food
C To absorb nutrients
D To excrete waste

The correct answer is:
To break down food

Solution:
The stomach's primary function is to break down food by mixing it with stomach acid and enzymes. This process, called digestion, turns food into a liquid form called chyme which is then passed into the small intestine where absorption of nutrients takes place.

Topic: Biology, Digestion and Absorption, NEET
What is the primary function of thymine in DNA?

Options:
A It forms hydrogen bonds with adenine.
B It forms hydrogen bonds with guanine.
C It forms hydrogen bonds with cytosine.
D It forms hydrogen bonds with uracil.

The correct answer is:
It forms hydrogen bonds with adenine.

Solution:
Thymine in DNA forms hydrogen bonds with adenine, which is complementary base pairing in the DNA double helix structure.

Topic: Chemistry, Biomolecules, NEET
What is the primary function of Visceral muscles?

Options:
A Locomotor actions and changes of body postures
B Transportation of food through the digestive tract and gametes through the genital tract
C Contractility, extensibility and elasticity
D Involuntary control of the nervous system

The correct answer is:
Transportation of food through the digestive tract and gametes through the genital tract

Solution:
Visceral muscles assist in the transportation of food through the digestive tract and gametes through the genital tract.

Topic: Biology, Locomotion and Movement, NEET
What is the primary function of ZSM-5 zeolite in petrochemical industries?

Options:
A Softening of water
B Conversion of alcohols into gasoline
C Production of gemstones
D Filtration of oil

The correct answer is:
Conversion of alcohols into gasoline

Solution:
ZSM-5 zeolite is used to convert alcohols directly into gasoline in petrochemical industries.

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What is the primary functional group of these structures?

Options:
A amide
B Hydroxyl
C nitro
D Ketone

The correct answer is:
amide

Solution:
Correct Option is : 1
amide

Topic: Chemistry, Chemistry in Everyday Life, NEET
What is the primary gas responsible for global warming?

Options:
A Oxygen
B Nitrogen
C Carbon Dioxide
D Hydrogen

The correct answer is:
Carbon Dioxide

Solution:
Carbon dioxide (CO2) is the primary greenhouse gas responsible for global warming. It traps heat in the Earth's atmosphere, leading to an increase in the planet's average temperature.

Topic: Chemistry, Environmental Chemistry, NEET
What is the primary goal of education and guidance to youth in regards to drug and alcohol use?

Options:
A To encourage drug and alcohol use
B To enable them to follow healthy lifestyles
C To increase their drug and alcohol consumption
D To promote harmful behaviour patterns

The correct answer is:
To enable them to follow healthy lifestyles

Solution:
Proper education and guidance would enable youth to safeguard themselves against harmful behaviour patterns and follow healthy lifestyles.

Topic: Biology, Human Health and Diseases, NEET
What is the primary goal of Swachh Bharat Mission Gramin (SBM–G)?

Options:
A Achieving 100% literacy in rural areas
B Achieving 100% scientific management of solid waste
C Promoting cleanliness and hygiene in rural areas
D Eliminating open defecation in rural areas

The correct answer is:
Eliminating open defecation in rural areas

Solution:
SBM–G aims at eliminating open defecation in rural areas and improving the general quality of life.

Topic: Chemistry, Environmental Chemistry, NEET
What is the primary goal of Swachh Bharat Mission–Urban (SBM–U)?

Options:
A Achieving 100% literacy in urban areas
B Achieving 100% scientific management of solid waste
C Promoting cleanliness and hygiene in urban areas
D Eliminating open defecation in urban areas

The correct answer is:
Achieving 100% scientific management of solid waste

Solution:
SBM–U primarily aims at achieving 100% scientific management of solid waste in urban areas.

Topic: Chemistry, Environmental Chemistry, NEET
What is the primary hormone secreted by the pineal gland?

Options:
A Melatonin
B Adrenaline
C Cortisol
D Thyroxine

The correct answer is:
Melatonin

Solution:
The pineal gland secretes the hormone melatonin.

Topic: Biology, Chemical Coordination and Integration, NEET
What is the primary industrial use of zeolites?

Options:
A As gemstones
B As construction materials
C As catalysts in petrochemical industries
D As food additives

The correct answer is:
As catalysts in petrochemical industries

Solution:
Zeolites are widely used as catalysts in petrochemical industries.

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What is the primary means of gaseous movement within the plant body?

Options:
A Diffusion
B Active transport
C Transport by osmosis
D None of the above

The correct answer is:
Diffusion

Solution:
Diffusion is the only means of gaseous movement within the plant body. It is a slow process that allows substances to move from regions of higher concentration to regions of lower concentration without the expenditure of energy.

Topic: Biology, Transport in Plants, NEET
What is the primary mechanism by which electron withdrawing groups increase the acidity of carboxylic acids?

Options:
A Resonance stabilisation
B Inductive effect
C Hydrogen bonding
D Steric hindrance

The correct answer is:
Inductive effect

Solution:
Electron withdrawing groups primarily increase the acidity of carboxylic acids through the inductive effect.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
What is the primary mechanism of action of aspirin?

Options:
A Inhibiting the synthesis of prostaglandins
B Stimulating inflammation in the tissue
C Inducing sleep
D Increasing platelet coagulation

The correct answer is:
Inhibiting the synthesis of prostaglandins

Solution:
Aspirin inhibits the synthesis of chemicals known as prostaglandins, which stimulate inflammation in the tissue and cause pain.

Topic: Chemistry, Chemistry in Everyday Life, NEET