datavorous/entrance-exam-dataset huggingface dataset:
What are the primary uses of sodium chloride?

Options:
A It is used as a cleaning agent
B It is used as a food preservative
C It is used as a fuel additive
D It is used as a construction material

The correct answer is:
It is used as a food preservative

Solution:
Sodium chloride is primarily used as a common salt or table salt for domestic purposes and as a food preservative.

Topic: Chemistry, s Block Elements, NEET
What are the primary valences in coordination compounds normally satisfied by?

Options:
A Neutral molecules
B Positive ions
C Negative ions
D Ligands

The correct answer is:
Negative ions

Solution:
According to Werner's theory, primary valences in coordination compounds are normally ionizable and are satisfied by negative ions.

Topic: Chemistry, Coordination Compounds, NEET
What are the principles involved in refining metals through the method of Electrolytic Refining?

Options:
A The metal is dissolved in a suitable electrolyte.
B Impurities are selectively removed by passing an electric current through the electrolyte.
C The metal is selectively deposited onto the cathode.
D The refining process relies on the difference in boiling points of the metal and its impurities.

The correct answer is:
Impurities are selectively removed by passing an electric current through the electrolyte.

Solution:
Correct Option is : (B)
Impurities are selectively removed by passing an electric current through the electrolyte.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What are the principles involved in refining metals through the method of Vapour Phase Refining?

Options:
A The metal is converted into its volatile compound.
B The volatile compound is decomposed to obtain pure metal.
C Impurities are selectively vaporized and removed.
D The refining process is based on the difference in densities of the metal and its impurities.

The correct answer is:
The metal is converted into its volatile compound.

Solution:
Correct Option is : (A)
The metal is converted into its volatile compound.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What are the principles involved in refining metals through the method of Zone Refining?

Options:
A The process relies on the difference in solubility of impurities at different temperatures.
B It involves passing a molten zone through a solid metal rod.
C The impurities are selectively volatilized and removed.
D The refining process is based on the difference in melting points of the metal and its impurities.

The correct answer is:
The process relies on the difference in solubility of impurities at different temperatures.

Solution:
Correct Option is : (A)
The process relies on the difference in solubility of impurities at different temperatures.

Topic: Chemistry, General Principles and Processes of Isolation of Metals, NEET
What are the problems overcome by using artificial insemination in interspecific hybridisation?

Options:
A Low success rate of crossing mature male and female animals
B High success rate of crossing mature male and female animals
C No problems in normal matings
D Need for transport of semen

The correct answer is:
Low success rate of crossing mature male and female animals

Solution:
Artificial insemination helps to overcome the low success rate of crossing mature male and female animals in interspecific hybridisation.

Topic: Biology, Strategies for Enhancement in Food Production, NEET
What are the producers in a terrestrial ecosystem?

Options:
A Herbaceous and woody plants
B Animals
C Fungi
D Bacteria

The correct answer is:
Herbaceous and woody plants

Solution:
The major producers in a terrestrial ecosystem are herbaceous and woody plants.

Topic: Biology, Ecosystem, NEET
What are the producers in an aquatic ecosystem?

Options:
A Phytoplankton, algae and higher plants
B Animals
C Fungi
D Bacteria

The correct answer is:
Phytoplankton, algae and higher plants

Solution:
In an aquatic ecosystem, the producers are various species like phytoplankton, algae and higher plants.

Topic: Biology, Ecosystem, NEET
What are the products A and B formed in the following reaction?

Options:
A
B CH2=CH-CH=CH2,CH2=CH-CH=CH2
C
D

The correct answer is:

Solution:

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What are the products formed during oxidation of propan-1-ol with alkaline KMnO4solution?

Options:
A Butanal
B Propanal
C Butanoic acid
D Propanoic acid

The correct answer is:
Propanoic acid

Solution:
Correct Option is : (D)
Propanoic acid

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products formed during reaction of bromine in CS2with phenol?

Options:
A p-bromophenol only
B o-bromophenol only
C o-bromophenol + p-bromophenol
D reaction is unfeasible

The correct answer is:
o-bromophenol + p-bromophenol

Solution:
Correct Option is : (C)
o-bromophenol + p-bromophenol

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products formed during reaction of dilute HNO3with phenol?

Options:
A only o-nitrophenol
B o-nitrophenol + p-nitrophenol
C only p-nitrophenol
D reaction is unfeasible

The correct answer is:
o-nitrophenol + p-nitrophenol

Solution:
Correct Option is : (B)
o-nitrophenol + p-nitrophenol

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products formed when sodium reacts with alcohol?

Options:
A Sodium alkoxide and water
B Sodium chloride and water
C Sodium oxide and hydrogen
D Sodium hydroxide and alcohol

The correct answer is:
Sodium alkoxide and water

Solution:
Sodium reacts with alcohols to form sodium alkoxides and water.

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products formed while treating phenol with chloroform in presence of aqueous NaOH?

Options:
A Salicaldehyde
B Phenol
C Benzoic acid
D Benzene

The correct answer is:
Salicaldehyde

Solution:
Correct Option is : (A)
Salicaldehyde

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products obtained from animals used for in animal husbandry?

Options:
A Meat, wool, and silk
B Eggs, milk, and honey
C Fish, molluscs, and crustaceans
D All of the above

The correct answer is:
All of the above

Solution:
Since time immemorial, animals like bees, silk-worm, prawns, crabs, fishes, birds, pigs, cattle, sheep and camels have been used by humans for products like milk, eggs, meat, wool, silk, honey, etc.

Topic: Biology, Strategies for Enhancement in Food Production, NEET
What are the products obtained when a dialkyl ether undergoes cleavage with hydrogen halides?

Options:
A Two alcohols
B Two ethers
C Two alkyl halides
D Two ketones

The correct answer is:
Two alkyl halides

Solution:
The passage states that the reaction of a dialkyl ether gives two alkyl halide molecules.

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products of addition of HBr to propene with and without the presence of benzoyl peroxide?

Options:
A Addition of HBr to propene yields 1-bromopropane both with and without the presence of benzoyl peroxide
B Addition of HBr to propene yields 1-bromopropane, while in the presence of benzoyl peroxide, the same reaction yields 2-bromopropane
C Addition of HBr to propene yields 2-bromopropane both with and without the presence of benzoyl peroxide
D Addition of HBr to propene yields 2-bromopropane, while in the presence of benzoyl peroxide, the same reaction yields 1-bromopropane

The correct answer is:
Addition of HBr to propene yields 2-bromopropane, while in the presence of benzoyl peroxide, the same reaction yields 1-bromopropane

Solution:
Correct Option is : (D)
Addition of HBr to propene yields 2-bromopropane, while in the presence of benzoyl peroxide, the same reaction yields 1-bromopropane

Topic: Chemistry, Hydrocarbons, NEET
What are the products of bromination of anisole in ethanoic acid medium?

Options:
A only o-bromoanisole
B o-bromoanisole + p-bromosnisole
C only p-bromoanisole
D none of the above

The correct answer is:
o-bromoanisole + p-bromosnisole

Solution:
Correct Option is : (B)
o-bromoanisole + p-bromosnisole

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products of complete hydrolysis of DNA?

Options:
A Pentose sugar, phosphoric acid, and nitrogen-containing heterocyclic compounds
B Ribose sugar, phosphoric acid, and nitrogen-containing heterocyclic compounds
C Deoxyribose sugar, phosphoric acid, and nitrogen-containing heterocyclic compounds
D Glucose sugar, phosphoric acid, and nitrogen-containing heterocyclic compounds

The correct answer is:
Deoxyribose sugar, phosphoric acid, and nitrogen-containing heterocyclic compounds

Solution:
Complete hydrolysis of DNA yields deoxyribose sugar, phosphoric acid, and nitrogen-containing heterocyclic compounds (bases).

Topic: Chemistry, Biomolecules, NEET
What are the products of complete oxidation of pyruvate during aerobic respiration?

Options:
A CO₂ and water
B Lactic acid and ethanol
C NADH + H⁺
D ATP

The correct answer is:
CO₂ and water

Solution:
During aerobic respiration, the complete oxidation of pyruvate leads to the production of CO₂ and water.

Topic: Biology, Respiration in Plants, NEET
What are the products of electrolysis during the electrolysis of aqueous sodium chloride (NaCl) solution?

Options:
A Sodium metal and Cl2 gas
B Sodium hydroxide (NaOH), Cl2 gas, and H2 gas
C Sodium chloride (NaCl) and water (H2O)
D Sodium hydroxide (NaOH) and chlorine gas (Cl2)

The correct answer is:
Sodium hydroxide (NaOH), Cl2 gas, and H2 gas

Solution:
During the electrolysis of aqueous sodium chloride solution, the products are NaOH, Cl2, and H2.

Topic: Chemistry, Electrochemistry, NEET
What are the products of electrolysis when molten NaCl is used?

Options:
A Sodium metal and Cl2 gas
B Sodium hydroxide (NaOH) and Cl2 gas
C Hydrogen gas (H2) and chlorine gas (Cl2)
D Sodium chloride (NaCl) and water (H2O)

The correct answer is:
Sodium metal and Cl2 gas

Solution:
When molten NaCl is used, the products of electrolysis are sodium metal and Cl2 gas.

Topic: Chemistry, Electrochemistry, NEET
What are the products of Friedel-Craft’s acetylation of anisole?

Options:
A 2-methoxy acetophenone + 4-methoxy acetophenone
B only 2-methoxy acetophenone
C only 4-methoxy acetophenone
D none of the above

The correct answer is:
2-methoxy acetophenone + 4-methoxy acetophenone

Solution:
Correct Option is : (A)
2-methoxy acetophenone + 4-methoxy acetophenone

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products of Friedel-Crafts reaction – alkylation of anisole?

Options:
A 2-Methoxytoluene only
B 4-Methoxytoluene only
C No reaction
D 2-Methoxytoluene + 4-Methoxytoluene

The correct answer is:
2-Methoxytoluene + 4-Methoxytoluene

Solution:
Correct Option is : (D)
2-Methoxytoluene + 4-Methoxytoluene

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products of light reaction?

Options:
A ATP and O₂
B NADPH and O₂
C ATP, NADPH, and O₂
D ATP and CO₂

The correct answer is:
ATP, NADPH, and O₂

Solution:
During light reaction in photosynthesis, ATP, NADPH, and O₂ are produced.

Topic: Biology, Photosynthesis in Higher Plants, NEET
What are the products of nitration of anisole?

Options:
A 2-Nitroanisole only
B 4-Nitroanisole only
C 2-Nitroanisole + 4-Nitroanisole
D None of the above

The correct answer is:
2-Nitroanisole + 4-Nitroanisole

Solution:
Correct Option is : (C)
2-Nitroanisole + 4-Nitroanisole

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products of the hydrolysis of sucrose in the absence of acid catalysts?

Options:
A Glucose and fructose
B Glucose and sucrose
C Glucose and maltose
D Glucose and galactose

The correct answer is:
Glucose and sucrose

Solution:
In the absence of acid catalysts, the hydrolysis of sucrose would not yield glucose and fructose but rather glucose and sucrose.

Topic: Chemistry, Biomolecules, NEET
What are the products of the reaction between alkali metals and gaseous ammonia?

Options:
A Ammonium hydroxide and nitrogen gas
B Ammonium chloride and hydrogen gas
C Ammonium hydride and nitrogen gas
D Ammonium sulfate and oxygen gas

The correct answer is:
Ammonium hydride and nitrogen gas

Solution:
The reaction between alkali metals and gaseous ammonia typically results in the formation of ammonium hydride and nitrogen gas.

Topic: Chemistry, s Block Elements, NEET
What are the products of the reaction between CH3Cl and hydroxide ion?

Options:
A Methane and chloride ion
B Methanol and chloride ion
C Methane and hydroxide ion
D Methanol and hydroxide ion

The correct answer is:
Methanol and chloride ion

Solution:
The reaction between CH3Cl and hydroxide ion yields methanol and chloride ion as products.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What are the products of the reaction between dihydrogen and halogens, such as fluorine, chlorine, bromine, and iodine?

Options:
A Hydrogen fluoride (HF), hydrogen chloride (HCl), hydrogen bromide (HBr), and hydrogen iodide (HI)
B Water (H2O)
C Ammonia (NH3)
D Hydrogen peroxide (H2O2)

The correct answer is:
Hydrogen fluoride (HF), hydrogen chloride (HCl), hydrogen bromide (HBr), and hydrogen iodide (HI)

Solution:
Dihydrogen reacts with halogens to give hydrogen halides, such as HF, HCl, HBr, and HI.

Topic: Chemistry, Hydrogen, NEET
What are the products of the reaction between dihydrogen and metals, specifically alkali metals?

Options:
A Water (H2O) and metal oxide
B Hydrogen peroxide (H2O2)
C Hydrogen hydride (MH)
D Hydrochloric acid (HCl) and metal chloride

The correct answer is:
Hydrogen hydride (MH)

Solution:
The reaction between dihydrogen and metals, specifically alkali metals (M), yields hydrogen hydrides (MH).

Topic: Chemistry, Hydrogen, NEET
What are the products of the reaction between methane and steam in the presence of a nickel catalyst?

Options:
A Methane and oxygen
B Carbon monoxide and dihydrogen
C Carbon dioxide and water
D Carbon and hydrogen

The correct answer is:
Carbon monoxide and dihydrogen

Solution:
The reaction of methane with steam in the presence of a nickel catalyst yields carbon monoxide and dihydrogen.

Topic: Chemistry, Hydrocarbons, NEET
What are the products of the reaction between zinc and dilute nitric acid?

Options:
A Nitrogen gas (N2) and water (H2O)
B Nitrous oxide (N2O) and water (H2O)
C Nitrogen dioxide (NO2) and water (H2O)
D Zinc nitrate (Zn(NO3)2) and water (H2O)

The correct answer is:
Nitrous oxide (N2O) and water (H2O)

Solution:
The paragraph provides the reaction equation for zinc reacting with dilute nitric acid, which produces nitrous oxide (N2O) and water (H2O).

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What are the products of the slow oxidation of phenols in the presence of air?

Options:
A Alcohols
B Ketones
C Dark-coloured mixtures containing quinones
D Aromatic hydrocarbons

The correct answer is:
Dark-coloured mixtures containing quinones

Solution:
Phenols are slowly oxidised to dark-coloured mixtures containing quinones in the presence of air.

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What are the products that can be made from milk from a dairy farm?

Options:
A Milk and cheese
B Eggs and meat
C Honey and silk
D Wool and leather

The correct answer is:
Milk and cheese

Solution:
From a dairy farm, products such as milk and cheese can be made.

Topic: Biology, Strategies for Enhancement in Food Production, NEET
What are the products when lanthanoid metals are heated with carbon?

Options:
A Hydrogen gas
B Oxides
C Carbides
D Halides

The correct answer is:
Carbides

Solution:
The carbides, Ln3C, Ln2C3 and LnC2 are formed when the metals are heated with carbon.

Topic: Chemistry, d and f Block Elements, NEET
What are the progestogens used for as a contraceptive method?

Options:
A Pills
B Injections
C Implants under the skin
D All of the above

The correct answer is:
All of the above

Solution:
Progestogens alone or in combination with estrogen can be used by females as pills, injections or implants under the skin.

Topic: Biology, Reproductive Health, NEET
What are the properties of a solution like in terms of composition?

Options:
A Non-uniform
B Varying
C Uniform
D Impure

The correct answer is:
Uniform

Solution:
The paragraph states that the properties of a solution are uniform throughout the mixture.

Topic: Chemistry, Solutions, NEET
What are the properties of hydrogen-bonded molecular solids?

Options:
A They are hard and conductors of electricity.
B They have low melting points.
C They are non-conductors of electricity and are generally volatile liquids or soft solids under room temperature and pressure.
D They are transparent and have no melting points.

The correct answer is:
They are non-conductors of electricity and are generally volatile liquids or soft solids under room temperature and pressure.

Solution:
Hydrogen-bonded molecular solids are non-conductors of electricity and are generally volatile liquids or soft solids under room temperature and pressure, as stated in the paragraph.

Topic: Chemistry, Solid State, NEET
What are the properties of ionic solids?

Options:
A They are soft and non-conductors of electricity.
B They have low melting points.
C They are hard, brittle, and conductors of electricity in molten state.
D They are transparent and have no melting points.

The correct answer is:
They are hard, brittle, and conductors of electricity in molten state.

Solution:
Ionic solids are hard, brittle, and conductors of electricity in their molten state, as mentioned in the paragraph.

Topic: Chemistry, Solid State, NEET
What are the properties of metallic solids?

Options:
A They are soft and non-conductors of electricity.
B They have low melting points.
C They are hard, malleable, and good conductors of electricity.
D They are transparent and have no melting points.

The correct answer is:
They are hard, malleable, and good conductors of electricity.

Solution:
Metallic solids are hard, malleable, and good conductors of electricity, as mentioned in the paragraph.

Topic: Chemistry, Solid State, NEET
What are the properties of muscles?

Options:
A Excitability, contractility
B Elasticity, extensibility
C Excitability, contractility, elasticity, extensibility
D None of the above

The correct answer is:
Excitability, contractility, elasticity, extensibility

Solution:
Muscles have special properties like excitability, contractility, extensibility and elasticity.

Topic: Biology, Locomotion and Movement, NEET
What are the properties of non-polar molecular solids?

Options:
A They are hard and conductors of electricity.
B They have high melting points.
C They are soft and non-conductors of electricity, with low melting points.
D They are transparent and have no melting points.

The correct answer is:
They are soft and non-conductors of electricity, with low melting points.

Solution:
Non-polar molecular solids are soft and non-conductors of electricity, with low melting points, as stated in the paragraph.

Topic: Chemistry, Solid State, NEET
What are the properties of polar molecular solids?

Options:
A They are hard and conductors of electricity.
B They have low melting points.
C They are soft and non-conductors of electricity, with higher melting points than non-polar molecular solids.
D They are transparent and have no melting points.

The correct answer is:
They are soft and non-conductors of electricity, with higher melting points than non-polar molecular solids.

Solution:
Polar molecular solids are soft, non-conductors of electricity, and have higher melting points than non-polar molecular solids, as mentioned in the paragraph.

Topic: Chemistry, Solid State, NEET
What are the properties used to characterize electromagnetic radiation?

Options:
A Velocity and amplitude
B Frequency (ν) and wavelength (λ)
C Temperature and pressure
D Color and brightness

The correct answer is:
Frequency (ν) and wavelength (λ)

Solution:
Electromagnetic radiation is characterized by its frequency (ν) and wavelength (λ),

Topic: Chemistry, Structure of Atom, NEET
What are the protective envelopes around the nucellus called?

Options:
A Integuments
B Hilum
C Micropyle
D Chalaza

The correct answer is:
Integuments

Solution:
The ovule has one or two protective envelopes called integuments, which encircle the nucellus.

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
What are the protein coated fat globules called that are transported into the lymph vessels?

Options:
A Chylomicrons
B Micelles
C Lacteals
D Villi

The correct answer is:
Chylomicrons

Solution:
They are re-formed into very small protein coated fat globules called the chylomicrons which are transported into the lymph vessels (lacteals) in the villi. Chylomicrons are small droplets of fats that are transported into the lymph vessels after they are re-formed from micelles.

Topic: Biology, Digestion and Absorption, NEET
What are the proteins involved in the transfer of electrons that contain iron?

Options:
A Biotin
B Ferredoxin
C Cytochromes
D Thiamine

The correct answer is:
Ferredoxin

Solution:
Iron is an important constituent of proteins involved in the transfer of electrons like ferredoxin and cytochromes.

Topic: Biology, Mineral Nutrition, NEET
What are the Purkinje fibres?

Options:
A A bundle of nodal fibres
B Minute fibres throughout the ventricular musculature
C A patch of nodal tissue
D A mass of nodal tissue

The correct answer is:
Minute fibres throughout the ventricular musculature

Solution:
The Purkinje fibres are minute fibres throughout the ventricular musculature that give rise from branches of the atrio-ventricular bundle.

Topic: Biology, Body Fluids and Circulation, NEET
What are the radial spokes made of?

Options:
A Fibrils of tubulin protein
B Radial spokes made of protein
C The hub
D Cilia or flagella

The correct answer is:
Radial spokes made of protein

Solution:
The radial spokes that connect the hub to the peripheral triplets are made of protein. These spokes are a key part of the centriole's structure.

Topic: Biology, Cell - The Unit of Life, NEET
What are the reactants used in the Wurtz-Fittig reaction to produce alkylarenes?

Options:
A Alkyl halide and aryl halide
B Alkene and alkane
C Aromatic compound and metal
D Alkane and alkyl chloride

The correct answer is:
Alkyl halide and aryl halide

Solution:
A mixture of an alkyl halide and aryl halide is used in the Wurtz-Fittig reaction to produce alkylarenes.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What are the reactions at the knife-edges supporting a 70 cm long metal bar with a mass of 4.00 kg, when a 6.00 kg load is suspended at 30 cm from one end? (Assume the bar to be of uniform cross-section and homogeneous.)

Options:
A 29.4 N and 29.4 N
B 55.0 N and 43.0 N
C 39.2 N and 19.6 N
D 49 N and 19.6 N

The correct answer is:
55.0 N and 43.0 N

Solution:
Correct Option is : (B)
55.0 N and 43.0 N

Topic: Chemistry, Rotational Motion, NEET
What are the reactions involved for ozone layer depletion in the stratosphere?

Options:
A Ozone depletion occurs due to the release of chlorofluorocarbons (CFCs) into the atmosphere.
B Ultraviolet (UV) radiation breaks down CFC molecules, releasing chlorine atoms.
C Chlorine atoms catalytically destroy ozone molecules, leading to the thinning of the ozone layer.
D All of the above.

The correct answer is:
All of the above.

Solution:
Correct Option is : (D)
All of the above.

Topic: Chemistry, Environmental Chemistry, NEET
What are the reagents that can replace the hydroxyl group of an alcohol with a halogen?

Options:
A Concentrated halogen acids, phosphorus halides, or thionyl chloride.
B Concentrated sulfuric acid, phosphorus pentoxide, or thionyl chloride.
C Concentrated sulfuric acid, hydrogen peroxide, or sodium chloride.
D Concentrated halogen acids, sulfur dioxide, or phosphorus tribromide.

The correct answer is:
Concentrated halogen acids, phosphorus halides, or thionyl chloride.

Solution:
The hydroxyl group of an alcohol can be replaced by a halogen on reaction with concentrated halogen acids, phosphorus halides, or thionyl chloride.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET