datavorous/entrance-exam-dataset huggingface dataset:
What is a heterozygote?

Options:
A An individual with two identical alleles for a particular gene
B An individual with two different alleles for a particular gene
C An individual with only one allele for a particular gene
D An individual with no alleles for a particular gene

The correct answer is:
An individual with two different alleles for a particular gene

Solution:
A heterozygote is an individual with two different alleles for a particular gene.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is a hormone-receptor complex?

Options:
A A complex of hormones and enzymes
B A complex of hormones and lipids
C A complex of hormones and receptors
D A complex of hormones and nucleic acids

The correct answer is:
A complex of hormones and receptors

Solution:
Binding of a hormone to its receptor leads to the formation of a hormone-receptor complex.

Topic: Biology, Chemical Coordination and Integration, NEET
What is a key benefit of composting for gardens and agricultural fields?

Options:
A Increased water consumption for plants.
B Enhanced soil fertility and structure.
C Higher risk of bad odor and fly infestation.
D Reduced need for organic matter in soil.

The correct answer is:
Enhanced soil fertility and structure.

Solution:
Correct Option is : (B)
Enhanced soil fertility and structure.

Topic: Chemistry, Environmental Chemistry, NEET
What is a key characteristic of hybridised orbitals in terms of their energy and shape?

Options:
A They have different energies and shapes.
B They have equivalent energies but different shapes.
C They have equivalent energies and shapes.
D They have different energies but equivalent shapes.

The correct answer is:
They have equivalent energies and shapes.

Solution:
The hybridised orbitals are always equivalent in energy and shape.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is a keystone species?

Options:
A A species which makes up only a small proportion of the total biomass of a community, yet has a huge impact on the community's organization and survival
B A common species that has plenty of biomass, yet has a fairly low impact on the community's organization
C A rare species that has minimal impact on the biomass and on other species in the community
D A dominant species that constitutes a large proportion of the biomass and which affects many other species.

The correct answer is:
A species which makes up only a small proportion of the total biomass of a community, yet has a huge impact on the community's organization and survival

Solution:
A keystone species is an organism that helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether.

Topic: Biology, Organisms and Populations, NEET, NEET 2004
What is a limitation of the Valence Bond (V
B) theory regarding coordination compounds?

Options:
A It does not explain the color exhibited by coordination compounds.
B It does not make exact predictions regarding the tetrahedral and square planar structures of 4-coordinate complexes.
C It distinguishes between weak and strong ligands.
D It gives a quantitative interpretation of thermodynamic stabilities.

The correct answer is:
It does not make exact predictions regarding the tetrahedral and square planar structures of 4-coordinate complexes.

Solution:
Option B is a limitation of the Valence Bond (V

Topic: Chemistry, Coordination Compounds, NEET
What is a major cause of atmospheric pollution in metro cities?

Options:
A Industries
B Automobiles
C Thermal power plants
D Agriculture

The correct answer is:
Automobiles

Solution:
Automobiles are a major cause of atmospheric pollution at least in the metro cities.

Topic: Biology, Environmental Issues, NEET
What is a metacentric chromosome?

Options:
A A chromosome with a middle centromere forming two equal arms
B A chromosome with a centromere slightly away from the middle
C A chromosome with a centromere close to its end
D A chromosome with a terminal centromere

The correct answer is:
A chromosome with a middle centromere forming two equal arms

Solution:
A metacentric chromosome is a chromosome with a middle centromere that forms two equal arms. This type of chromosome is symmetrical in shape.

Topic: Biology, Cell - The Unit of Life, NEET
What is a monohybrid cross?

Options:
A A cross between two parents that are heterozygous for two different traits
B A cross between two parents that are homozygous for one trait
C A cross between two parents that are heterozygous for one trait
D A cross between two parents that are homozygous for two different traits

The correct answer is:
A cross between two parents that are heterozygous for one trait

Solution:
A monohybrid cross is a cross between two parents that are heterozygous for one trait.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is a notable characteristic of Teflon that makes it suitable for various applications?

Options:
A High electrical conductivity
B Low density
C Chemical inertness and corrosion resistance
D High flexibility

The correct answer is:
Chemical inertness and corrosion resistance

Solution:
Teflon is known for its chemical inertness and resistance to corrosion, making it suitable for various applications where exposure to corrosive reagents is a concern.

Topic: Chemistry, Polymers, NEET
What is a notable characteristic of the hardness of some borides, which are interstitial compounds?

Options:
A They are very soft
B They are as hard as graphite
C They approach diamond in hardness
D They have no hardness

The correct answer is:
They approach diamond in hardness

Solution:
Interstitial compounds are very hard, some borides approach diamond in hardness.

Topic: Chemistry, d and f Block Elements, NEET
What is a palindrome in DNA?

Options:
A A sequence of base pairs that reads in the same direction on both strands
B A sequence of base pairs that reads in opposite direction on both strands
C A sequence of base pairs that reads same on the two strands when orientation of reading is kept the same
D A sequence of base pairs that reads different on the two strands when orientation of reading is kept the same

The correct answer is:
A sequence of base pairs that reads same on the two strands when orientation of reading is kept the same

Solution:
The palindrome in DNA is a sequence of base pairs that reads same on the two strands when orientation of reading is kept the same.

Topic: Biology, Biotechnology - Principles and Processes, NEET
What is a pathogen?

Options:
A A type of bacteria
B A type of virus
C A disease-causing organism
D A type of fungus

The correct answer is:
A disease-causing organism

Solution:
A pathogen is an organism that can cause disease in humans and other hosts.

Topic: Biology, Human Health and Diseases, NEET
What is a pistil made of?

Options:
A Single carpel
B Multiple carpels
C Both single and multiple carpels
D None of the above

The correct answer is:
Both single and multiple carpels

Solution:
The gynoecium may consist of a single pistil (monocarpellary) or may have more than one pistil (multicarpellary).

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
What is a plasmid?

Options:
A A type of bacterium
B A viral particle
C A piece of cut DNA
D Autonomously replicating circular extra-chromosomal DNA

The correct answer is:
Autonomously replicating circular extra-chromosomal DNA

Solution:
A plasmid is an autonomously replicating circular extra-chromosomal DNA)

Topic: Biology, Biotechnology - Principles and Processes, NEET
What is a pleiotropic gene?

Options:
A A gene that affects a single phenotype
B A gene that affects multiple phenotypes
C A gene that causes a disease
D A gene that is responsible for hair and skin pigmentation

The correct answer is:
A gene that affects multiple phenotypes

Solution:
A pleiotropic gene is a gene that affects multiple phenotypes.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is a point mutation?

Options:
A Change in a whole set of chromosomes
B Change in a subset of chromosome number
C Change of a single base pair in DNA
D Change of a subset of genes

The correct answer is:
Change of a single base pair in DNA

Solution:
Point mutation is a change of a single base pair in DNA.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is a potential consequence of using herbicides in cornfields?

Options:
A Increased resistance to insect attacks
B Decreased plant disease occurrence
C Enhanced crop yield
D Reduced need for manual weeding

The correct answer is:
Increased resistance to insect attacks

Solution:
Studies show that cornfields sprayed with herbicides are more prone to insect attack compared to fields that are weeded manually.

Topic: Chemistry, Environmental Chemistry, NEET
What is a Punnett square used for?

Options:
A To study the inheritance of two characters together
B To study the inheritance of one character
C To study the expression of recessive characters
D To study the expression of dominant characters

The correct answer is:
To study the inheritance of two characters together

Solution:
Punnett square is a theoretical representation of different combinations of gametes of two characters that can be observed in their offspring.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is a recessive allele?

Options:
A An allele that is modified and produces no enzyme
B An allele that produces the same phenotype as the unmodified allele
C An allele that produces a non:functional enzyme
D Both A) and C)

The correct answer is:
Both A) and C)

Solution:
A recessive allele can be one that produces a non:functional enzyme or produces no enzyme at all, resulting in a non:expressed phenotype.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is a reducing agent?

Options:
A A substance that increases the oxidation number of an element
B A substance that lowers the oxidation number of an element
C A substance that donates electrons
D A substance that accepts electrons

The correct answer is:
A substance that lowers the oxidation number of an element

Solution:
A reducing agent is a substance that lowers the oxidation number of an element in a given substance, indicating its role in electron donation.

Topic: Chemistry, Redox Reactions, NEET
What is a reversible process in thermodynamics?

Options:
A A process that proceeds very quickly
B A process that cannot be reversed
C A process that proceeds infinitely slowly and can be reversed at any moment
D A process that occurs at constant temperature only

The correct answer is:
A process that proceeds infinitely slowly and can be reversed at any moment

Solution:
A reversible process is one that proceeds infinitely slowly in a series of equilibrium states, and it can be reversed at any moment with an infinitesimal change.

Topic: Chemistry, Thermodynamics (C), NEET
What is a sanitary landfill?

Options:
A An open-burning dump
B A trench or depression filled with waste after compaction
C A recycling plant
D A hazardous waste disposal site

The correct answer is:
A trench or depression filled with waste after compaction

Solution:
In a sanitary landfill, waste is dumped in a depression or trench after compaction and covered with dirt every day.

Topic: Biology, Environmental Issues, NEET
What is a scrubber used for?

Options:
A To remove particulate matter from air
B To remove gases like sulphur dioxide from air
C To reduce the concentration of nitrogen and oxygen
D To filter out harmless gases from air pollutants

The correct answer is:
To remove gases like sulphur dioxide from air

Solution:
A scrubber is used to remove gases like sulphur dioxide from the air. The exhaust is passed through a spray of water or lime.

Topic: Biology, Environmental Issues, NEET
What is a seed in angiosperms?

Options:
A The final product of asexual reproduction
B The final product of sexual reproduction
C A mature ovary
D A mature ovule

The correct answer is:
The final product of sexual reproduction

Solution:
In angiosperms, the seed is the final product of sexual reproduction and is often described as a fertilized ovule.

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
What is a selectable marker?

Options:
A An enzyme that is present in transformed cells
B A method to select transformed cells
C A gene that provides resistance to an antibiotic
D A chemical used to transform recipient cells

The correct answer is:
A gene that provides resistance to an antibiotic

Solution:
A selectable marker is a gene that provides resistance to an antibiotiC) This allows for the selection of transformed cells in the presence of the antibiotiC)

Topic: Biology, Biotechnology - Principles and Processes, NEET
What is a selectable marker in recombinant technology?

Options:
A A gene that provides optimal growth conditions
B A gene encoding for a specific product
C A gene for resistance to an antibiotic
D A gene used for purifying the desired protein

The correct answer is:
A gene for resistance to an antibiotic

Solution:
A selectable marker in recombinant technology is a gene for resistance to an antibiotic, which allows for selection of transformed cells in the presence of the antibiotic.

Topic: Biology, Biotechnology - Principles and Processes, NEET
What is a selectable marker?

Options:
A A gene that enables selection of transformed cells
B A gene that is used for cloning the target protein
C A gene that is not expressed in host cells
D A gene that does not allow for the selection of transformed cells

The correct answer is:
A gene that enables selection of transformed cells

Solution:
A selectable marker is a gene that enables selection of transformed cells.

Topic: Biology, Biotechnology - Principles and Processes, NEET
What is a semi permeable membrane?

Options:
A A type of glass material with tiny pores
B Continuous sheets or films with submicroscopic holes
C A solid barrier that allows the passage of all molecules
D A natural substance that filters out large solute molecules

The correct answer is:
Continuous sheets or films with submicroscopic holes

Solution:
Correct Option is : (B)
Continuous sheets or films with submicroscopic holes

Topic: Chemistry, Solutions, NEET
What is a semiconductor?

Options:
A A material that conducts electricity at high temperatures.
B A material that conducts electricity at low temperatures.
C A material with intermediate conductivity between conductors and insulators.
D A material that cannot conduct electricity.

The correct answer is:
A material with intermediate conductivity between conductors and insulators.

Solution:
Correct Option is : (C)
A material with intermediate conductivity between conductors and insulators.

Topic: Chemistry, Solid State, NEET
What is a sigmoid curve in relation to haemoglobin?

Options:
A A plot of saturation of haemoglobin with CO₂ against pCO₂
B A plot of saturation of haemoglobin with O₂ against pO₂
C A plot of saturation of haemoglobin with H⁺ concentration against pO₂
D A plot of saturation of haemoglobin with temperature against pO₂

The correct answer is:
A plot of saturation of haemoglobin with O₂ against pO₂

Solution:
A sigmoid curve is obtained when the percentage saturation of haemoglobin with O₂ is plotted against the partial pressure of O₂ (pO₂).

Topic: Biology, Breathing and Exchange of Gases, NEET
What is a significant characteristic of Dacron fibre (terylene)?

Options:
A It is highly conductive
B It is resistant to creasing
C It is water-soluble
D It is used in electrical insulators

The correct answer is:
It is resistant to creasing

Solution:
Dacron fibre (terylene) is known for its resistance to creasing, making it suitable for applications where crease resistance is important.

Topic: Chemistry, Polymers, NEET
What is a significant concern related to food storage in India?

Options:
A Crop transportation issues
B Loss of food quality during storage
C Overproduction of crops
D Lack of storage facilities

The correct answer is:
Loss of food quality during storage

Solution:
Food loss during storage is a concern, as it can lead to a decrease in food quality and nutritional value.

Topic: Chemistry, Environmental Chemistry, NEET
What is a significant environmental concern associated with the use of insecticides, pesticides, and herbicides in agriculture?

Options:
A Depletion of ozone layer
B Greenhouse gas emissions
C Soil pollution
D Water scarcity

The correct answer is:
Soil pollution

Solution:
The use of insecticides, pesticides, and herbicides in agriculture can lead to soil pollution, which is a significant environmental concern.

Topic: Chemistry, Environmental Chemistry, NEET
What is a simple form of movement in unicellular organisms?

Options:
A Streaming of protoplasm
B Movement of cilia, flagella and tentacles
C Human limb movement
D All of the above

The correct answer is:
Streaming of protoplasm

Solution:
Streaming of protoplasm in unicellular organisms like Amoeba is a simple form of movement.

Topic: Biology, Locomotion and Movement, NEET
What is a soft soap?

Options:
A Soft soaps are potassium salts of fatty acids.
B Soft soap is a type of detergent used for laundry.
C Soft soap is a type of liquid hand sanitizer.
D Soft soap is a soap that is gentle on the skin.

The correct answer is:
Soft soaps are potassium salts of fatty acids.

Solution:
Correct Option is : (A)
Soft soaps are potassium salts of fatty acids.

Topic: Chemistry, Chemistry in Everyday Life, NEET
What is a solution called if the salt concentration is less than 0.9% (mass/volume)?

Options:
A Isotonic
B Hypertonic
C Hypotonic
D Normal saline

The correct answer is:
Hypotonic

Solution:
The paragraph states that a solution with a salt concentration less than 0.9% (mass/volume) is called hypotonic, and if cells are placed in this solution, water will flow into the cells, causing them to swell.

Topic: Chemistry, Solutions, NEET
What is a species?

Options:
A A basic unit in the phylogenic history of living organisms
B A group of related populations from evolutionary point of view
C A basic category containing most of the taxonomic information
D A population of similar characteristics which forms evolutionary basis of variation

The correct answer is:
A population of similar characteristics which forms evolutionary basis of variation

Solution:
Species is the smallest unit of taxonomic hierarchy, which consists of group of similar organism capable of interbreeding freely in nature to form fertile offsprings. It brings about variation necessary for evolution.

Topic: Biology, The Living World, NEET
What is a spirometer used for?

Options:
A To measure the volume of air involved in breathing movements
B To measure the strength of inspiration and expiration
C To measure the number of breaths taken per minute
D To assess overall health

The correct answer is:
To measure the volume of air involved in breathing movements

Solution:
A spirometer can be used to estimate the volume of air involved in breathing movements, which helps in the clinical assessment of pulmonary functions.

Topic: Biology, Breathing and Exchange of Gases, NEET
What is a superior female in the context of cattle breeding?

Options:
A A cow or buffalo that produces less milk per lactation
B A cow or buffalo that produces average milk per lactation
C A cow or buffalo that produces more milk per lactation
D A cow or buffalo that produces no milk

The correct answer is:
A cow or buffalo that produces more milk per lactation

Solution:
A superior female, in the case of cattle, is the cow or buffalo that produces more milk per lactation.

Topic: Biology, Strategies for Enhancement in Food Production, NEET
What is a synapse?

Options:
A A type of electrical current
B A type of electrical synapse
C A junction between two neurons
D A type of chemical synapse

The correct answer is:
A junction between two neurons

Solution:
A synapse is a junction between two neurons that allows the transmission of a nerve impulse from one neuron to another.

Topic: Biology, Neural Control and Coordination, NEET
What is a telocentric chromosome?

Options:
A A chromosome with a middle centromere forming two equal arms
B A chromosome with a centromere slightly away from the middle
C A chromosome with a centromere close to its end
D A chromosome with a terminal centromere

The correct answer is:
A chromosome with a terminal centromere

Solution:
A telocentric chromosome is a chromosome with a terminal centromere. This means that the centromere is located at the end of the chromosome, rather than in the middle or close to the end.

Topic: Biology, Cell - The Unit of Life, NEET
What is a true statement with regard to 0.10 M  H 2 SO 4 solution?

Options:
A [HSO4-]>[H+]
B [SO42-][H+]
C [H+]>[HSO4-]
D [H2SO4]>[H+]

The correct answer is:
[H+]>[HSO4-]

Solution:
H2SO4 is a diprotic and in the first stage of ionization behaves as a strong acid, but in the second stage of ionization it behaves as weak acid.
HSO 4 − → H 2 O H +  +  SO 4 2−
Thus, we also get some H+ in the second stage.
Hence, [H+]>[HSO4-]

Topic: Chemistry, Ionic Equilibrium, NEET
What is a true-breeding line?

Options:
A A line that has undergone cross:pollination
B A line that shows different traits in different generations
C A line that has undergone continuous self:pollination
D A line that shows unstable trait inheritance

The correct answer is:
A line that has undergone continuous self:pollination

Solution:
A true-breeding line is one that, having undergone continuous self-pollination, shows stable trait inheritance and expression for several generations.

Topic: Biology, Principles of Inheritance and Variation, NEET
What is a tumour in plants?

Options:
A A process of maturation and performance of specific functions
B A process of regaining the capacity of division
C An uncontrolled growth of cells
D A process of dividing and producing cells that can perform specific functions

The correct answer is:
An uncontrolled growth of cells

Solution:
A tumour refers to an uncontrolled growth of cells.

Topic: Biology, Plant - Growth and Development, NEET
What is a typical example of the effects of small size and high electronegativity in oxygen?

Options:
A Formation of metallic bonds
B Presence of strong hydrogen bonding in H2O
C Formation of ionic compounds
D Formation of noble gases

The correct answer is:
Presence of strong hydrogen bonding in H2O

Solution:
The paragraph provides an example of the effects of small size and high electronegativity, which is the presence of strong hydrogen bonding in H2O.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is a unit cell called when constituent particles are present only on the corner positions?

Options:
A Complex unit cell
B Primitive unit cell
C Hexagonal unit cell
D Body-centred unit cell

The correct answer is:
Primitive unit cell

Solution:
When constituent particles are present only on the corner positions of a unit cell, it is called a primitive unit cell, as stated in the paragraph.

Topic: Chemistry, Solid State, NEET
What is a vacancy defect in a crystal?

Options:
A A defect that increases the density of the substance
B A defect that causes dislocations in the crystal lattice
C A defect that results from the addition of foreign atoms
D A defect that occurs when some lattice sites are vacant

The correct answer is:
A defect that occurs when some lattice sites are vacant

Solution:
A vacancy defect in a crystal occurs when some lattice sites are vacant.

Topic: Chemistry, Solid State, NEET
What is a vector in molecular biology?

Options:
A A type of bacterium
B A mechanism to transfer a piece of DNA into a host organism
C A piece of cut DNA
D A viral particle

The correct answer is:
A mechanism to transfer a piece of DNA into a host organism

Solution:
In molecular biology, a vector is a mechanism to transfer a piece of DNA into a host organism.

Topic: Biology, Biotechnology - Principles and Processes, NEET