datavorous/entrance-exam-dataset huggingface dataset:
What is the significance of the reduction in the number of eggs produced in organisms exhibiting internal fertilisation?

Options:
A Offspring are vulnerable to predators
B Greater synchrony between the sexes
C Chances of syngamy are enhanced
D None of the above

The correct answer is:
None of the above

Solution:
The reduction in the number of eggs produced in organisms exhibiting internal fertilisation does not have a significance that is mentioned in the options.

Topic: Biology, Reproduction in Organisms, NEET
What is the significance of the regulation of the manipulation of living organisms by the human race?

Options:
A It helps control the problems with patents granted for the usage of living organisms for public services
B It helps evaluate the morality of human activities that might help or harm living organisms
C It ensures the validity of GM research and the safety of introducing GM-organisms for public services
D It ensures the biological significance of genetic modification of organisms

The correct answer is:
It ensures the validity of GM research and the safety of introducing GM-organisms for public services

Solution:
The regulation of the manipulation of living organisms by the human race is important to ensure the validity of GM research and the safety of introducing GM-organisms for public services.

Topic: Biology, Biotechnology and Its Applications, NEET
What is the significance of the second amendment of the Indian Patents Bill?

Options:
A It authorizes the exploitation of bio-resources and traditional knowledge.
B It prevents the exploitation of bio-resources and traditional knowledge.
C It provides compensation for the exploitation of bio-resources and traditional knowledge.
D It takes into consideration issues related to patent terms, emergency provisions, and research and development initiatives.

The correct answer is:
It takes into consideration issues related to patent terms, emergency provisions, and research and development initiatives.

Solution:
The Indian Parliament has recently cleared the second amendment of the Indian Patents Bill, which takes into consideration issues related to patent terms, emergency provisions, and research and development initiatives.

Topic: Biology, Biotechnology and Its Applications, NEET
What is the significance of the seed habit in the evolution of heterosporous plants?

Options:
A It is a precursor to the seed habit (correct)
B It is not significant
C It is an important step in the evolution of heterosporous plants
D None of the above

The correct answer is:
It is a precursor to the seed habit (correct)

Solution:
The development of the zygotes into young embryos within the female gametophytes is a precursor to the seed habit and considered an important step in evolution.

Topic: Biology, Plant Kingdom, NEET
What is the significance of the shift from non-metallic to metallic character in Group 15?

Options:
A It has no significance in the properties of these elements.
B It reflects a change in electrical conductivity.
C It influences their reactivity with other elements.
D It determines their melting and boiling points.

The correct answer is:
It influences their reactivity with other elements.

Solution:
The paragraph suggests that the shift from non-metallic to metallic character influences the reactivity of these elements with other substances.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the significance of the slope of regression in a species - area relationship?

Options:
A to show it to the world
B to bring the statistical data about the number of species
C finding the species - area relationship
D the reason is unknown

The correct answer is:
finding the species - area relationship

Solution:
The slope is very helpful in finding the species - area relationship.

Topic: Biology, Biodiversity and its Conservation, NEET
What is the significance of the slope of the lines obtained at different pressures in Charles' law?

Options:
A The slope is not significant in Charles' law.
B The slope indicates a direct relationship between volume and temperature.
C The slope determines the molar mass of the gas.
D The slope changes with each measurement, making it unreliable.

The correct answer is:
The slope indicates a direct relationship between volume and temperature.

Solution:
The slope of the lines obtained at different pressures indicates the direct relationship between volume and temperature as described by Charles' law.

Topic: Chemistry, States of Matter, NEET
What is the significance of the sounds produced during each cardiac cycle?

Options:
A They are of no clinical diagnostic significance
B They are of limited clinical diagnostic significance
C They are of great clinical diagnostic significance
D None of the above

The correct answer is:
None of the above

Solution:
The sounds produced during each cardiac cycle are of great clinical diagnostic significance.

Topic: Biology, Body Fluids and Circulation, NEET
What is the significance of the statement "miscible with water in all proportions" in the context of methanal, ethanal, and propanone?

Options:
A They completely dissolve in water
B They partially dissolve in water
C They react with water to form new compounds
D They form a separate layer in water

The correct answer is:
They completely dissolve in water

Solution:
When methanal, ethanal, and propanone are described as "miscible with water in all proportions," it means that they can completely dissolve in water to form a homogeneous mixture.

Topic: Chemistry, Aldehydes, Ketones and Carboxylic Acids, NEET
What is the significance of the sum of the exponents, i.e., "x + y" in the rate expression?

Options:
A It represents the equilibrium constant of the reaction.
B It indicates the rate constant k.
C It gives the overall order of the reaction.
D It shows the stoichiometric coefficients of the products.

The correct answer is:
It gives the overall order of the reaction.

Solution:
The sum of the exponents "x + y" in the rate expression gives the overall order of the reaction.

Topic: Chemistry, Chemical Kinetics, NEET
What is the significance of the term "even number of carbon atoms" in the context of the Wurtz reaction?

Options:
A It indicates that the reaction only works for compounds with an even number of carbon atoms.
B It specifies that the product will always have two carbon atoms.
C It implies that the carbon-carbon bond formed is always a single bond.
D It highlights that the product will have a symmetric structure.

The correct answer is:
It highlights that the product will have a symmetric structure.

Solution:
In the Wurtz reaction, the term "even number of carbon atoms" indicates that the product will have a symmetric structure because two alkyl radicals combine to form a higher alkane.

Topic: Chemistry, Hydrocarbons, NEET
What is the significance of the transition state structure?

Options:
A It is the final structure of the product
B It represents the highest energy state
C It is a stable structural state
D It is the structural transformation between substrate and product

The correct answer is:
It is the structural transformation between substrate and product

Solution:
The transition state structure represents the intermediate structural transformation between the substrate and product. It is not a stable state but an intermediary state in the process of structural transformation.

Topic: Biology, Biomolecules (B), NEET
What is the significance of the trophic level in the ecosystem?

Options:
A It represents the species
B It represents the functional level
C It represents the amount of energy present
D It represents the number of individuals in the ecosystem

The correct answer is:
It represents the functional level

Solution:
The trophic level represents a functional level, not a species as such. A given species may occupy more than one trophic level in the same ecosystem at the same time.

Topic: Biology, Ecosystem, NEET
What is the significance of the unit "mol-1" in bond enthalpy?

Options:
A It indicates the number of bonds formed.
B It indicates the number of moles of atoms.
C It indicates the amount of energy per mole of bonds.
D It indicates the temperature at which bonds are broken.

The correct answer is:
It indicates the amount of energy per mole of bonds.

Solution:
The unit "mol-1" in bond enthalpy represents the amount of energy per mole of bonds.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is the significance of using copolymers in certain applications?

Options:
A Copolymers are always more cost-effective than homopolymers.
B Copolymers are less versatile than homopolymers.
C Copolymers offer properties tailored to specific applications.
D Copolymers are less environmentally friendly than homopolymers.

The correct answer is:
Copolymers offer properties tailored to specific applications.

Solution:
Copolymers can be designed to offer specific properties tailored to particular applications, making them valuable in various industries.

Topic: Chemistry, Polymers, NEET
What is the significance of using deuterium in the synthesis of ammonia to demonstrate the dynamic nature of equilibrium?

Options:
A It increases the rate of the reaction.
B It stops the reaction completely.
C It changes the color of the reaction mixture.
D It indicates that isotopes mix due to continuing forward and reverse reactions.

The correct answer is:
It indicates that isotopes mix due to continuing forward and reverse reactions.

Solution:
Using deuterium in the synthesis of ammonia demonstrates that isotopes mix due to the continuing forward and reverse reactions, indicating the dynamic nature of equilibrium.

Topic: Chemistry, Chemical Equilibrium, NEET
What is the significance of using high current density during the electrolytic oxidation of sulphate solutions to obtain peroxodisulphate?

Options:
A It increases the pH of the solution
B It reduces the production of peroxodisulphate
C It speeds up the formation of peroxodisulphate
D It decreases the formation of hydrogen peroxide

The correct answer is:
It speeds up the formation of peroxodisulphate

Solution:
Using high current density during the electrolytic oxidation of sulphate solutions accelerates the formation of peroxodisulphate, making the process more efficient.

Topic: Chemistry, Hydrogen, NEET
What is the significance of using prefixes and suffixes in systematic nomenclature?

Options:
A To assign names based on the compound's molecular weight
B To reflect the compound's color
C To identify the origin of the compound
D To provide information about the compound's structure and functional groups

The correct answer is:
To provide information about the compound's structure and functional groups

Solution:
The paragraph explains that prefixes and suffixes in systematic nomenclature are used to provide information about the compound's structure and functional groups.

Topic: Chemistry, General Organic Chemistry, NEET
What is the significance of water as a solvent?

Options:
A It can dissolve any substance without limitations.
B It plays a minor role in chemical reactions.
C It can only dissolve organic compounds.
D It facilitates the dissolution of many substances, making them accessible for biological processes.

The correct answer is:
It facilitates the dissolution of many substances, making them accessible for biological processes.

Solution:
Water's significance as a solvent lies in its ability to facilitate the dissolution of many substances, making them accessible for various biological processes.

Topic: Chemistry, Hydrogen, NEET
What is the significance of water in the elimination of ammonia?

Options:
A It is not important
B It is required in small amounts
C It is required in large amounts
D It is harmful

The correct answer is:
It is required in large amounts

Solution:
Ammonia is the most toxic form of nitrogenous waste and requires large amounts of water for its elimination.

Topic: Biology, Excretory Products and their Elimination, NEET
What is the significance of zero order reactions being relatively uncommon?

Options:
A They are easy to study
B They are common in everyday reactions
C They have a simple rate law
D They require specific conditions to occur

The correct answer is:
They require specific conditions to occur

Solution:
Zero order reactions are relatively uncommon and require specific conditions.

Topic: Chemistry, Chemical Kinetics, NEET
What is the significance of zeros that precede the first non-zero digit in a number?

Options:
A They indicate the position of the decimal point.
B They are always considered significant.
C They are not counted as significant figures.
D They are rounded to the nearest whole number.

The correct answer is:
They indicate the position of the decimal point.

Solution:
Zeros before the first non-zero digit in a number indicate the position of the decimal point and are not counted as significant figures.

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What is the simplest electrolytic cell?

Options:
A Two copper strips in a solution of copper chloride
B Two copper strips in a solution of silver nitrate
C Two copper strips in a solution of copper sulfate
D Two aluminum strips in a solution of aluminum oxide

The correct answer is:
Two copper strips in a solution of copper sulfate

Solution:
The simplest electrolytic cell as consisting of two copper strips dipping in an aqueous solution of copper sulfate.

Topic: Chemistry, Electrochemistry, NEET
What is the simplest expression of arithmetic growth?

Options:
A Mitotic cell division
B A root elongating at a constant rate
C An increase in cell differentiation
D An increase in cell maturation

The correct answer is:
A root elongating at a constant rate

Solution:
The simplest expression of arithmetic growth is exemplified by a root elongating at a constant rate, where one daughter cell continues to divide while the other differentiates and matures.

Topic: Biology, Plant - Growth and Development, NEET
What is the simplest form of movement shown by unicellular organisms?

Options:
A Streaming of protoplasm
B Movement of cilia
C Movement of tentacles
D Movement of flagella

The correct answer is:
Streaming of protoplasm

Solution:
Streaming of protoplasm in the unicellular organisms like Amoeba is a simple

Topic: Biology, Locomotion and Movement, NEET
What is the site of gaseous exchange in an insect?

Options:
A kidney
B trachea
C colon
D ovary

The correct answer is:
trachea

Solution:
Trachea is the site of gaseous exchange in an insect.

Topic: Biology, Breathing and Exchange of Gases, NEET
What is the site of perception of photoperiod necessary for induction of flowering in plants?

Options:
A Lateral buds
B Pulvinus
C Shoot apex
D Leaves

The correct answer is:
Leaves

Solution:
Photoperiodism is a phenomenon that describes the requirement of light to stimulate the flowering on a vegetative shoot.
The concept of Photoperiodism was discovered by W. W. Garner and H. A. Allard in 1920. In the tobacco mutant variety 'Maryland mammoth' flowering is different at different places. This was found to be a function of length of the day.
Photoperiodism is precisely the response to the duration of light and timing of light and dark phases. All plants can perceive the induction to photoperiodic effect in their leaves.

Topic: Biology, Plant - Growth and Development, NEET, NEET 2019 (All India)
What is the site of transmittable influence that causes the bending of the entire coleoptile?

Options:
A tips of coleoptile
B entire coleoptile
C roots of the plant
D seeds of the plant

The correct answer is:
tips of coleoptile

Solution:
The site of transmittable influence that causes the bending of the entire coleoptile is the tip of coleoptile.

Topic: Biology, Plant - Growth and Development, NEET
What is the size of reactant and product molecules mentioned as a factor for the reactions taking place in zeolites?

Options:
A Pore size and cavities
B Temperature
C Pressure
D Catalyst concentration

The correct answer is:
Pore size and cavities

Solution:
The paragraph mentions that the reactions in zeolites depend upon the size and shape of reactant and product molecules, as well as upon the pores and cavities of the zeolites.

Topic: Chemistry, Surface Chemistry, NEET
What is the size of the oxygen atom compared to other Group 16 elements?

Options:
A Exceptionally large
B Smaller than others
C Similar to others
D Exceptionally small

The correct answer is:
Exceptionally small

Solution:
The paragraph notes that the size of the oxygen atom is exceptionally small compared to other Group 16 elements.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the size range of algae?

Options:
A Microscopic unicellular forms to large plant bodies
B Small colonies to large plants
C Microscopic unicellular forms to small colonies
D Large plant bodies to small colonies

The correct answer is:
Microscopic unicellular forms to large plant bodies

Solution:
The form and size of algae is highly variable, ranging from microscopic unicellular forms like Chlamydomonas, to colonial forms like Volvox, and to filamentous forms like Ulothrix and Spirogyra. Some marine forms, such as kelps, can form massive plant bodies.

Topic: Biology, Plant Kingdom, NEET
What is the size range of brown algae?

Options:
A Simple and small
B Complex and large
C Simple and large
D Complex and small

The correct answer is:
Simple and large

Solution:
They range from simple branched, filamentous forms (Ectocarpus) to profusely branched forms as represented by kelps, which may reach a height of 100 meters.

Topic: Biology, Plant Kingdom, NEET
What is the small circular DNA found outside the genomic DNA in some bacteria called?

Options:
A Plasmids
B Chromosomes
C Mesosomes
D Inclusions

The correct answer is:
Plasmids

Solution:
Some bacteria have small circular DNA outside the genomic DNA) These smaller DNA are called plasmids.

Topic: Biology, Cell - The Unit of Life, NEET
What is the smell of sulphur dioxide?

Options:
A Sweet
B Fragrant
C Pungent
D Odorless

The correct answer is:
Pungent

Solution:
The passage describes sulphur dioxide as a colorless gas with a pungent smell.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the solid crystal's dimensionality, which makes it challenging to calculate lattice enthalpy directly?

Options:
A One-dimensional
B Two-dimensional
C Three-dimensional
D Four-dimensional

The correct answer is:
Three-dimensional

Solution:
The solid crystal being three-dimensional, it is not possible to calculate lattice enthalpy directly.

Topic: Chemistry, Chemical Bonding and Molecular Structure, NEET
What is the solubility of alkynes in water?

Options:
A Completely soluble
B Partially soluble
C Insoluble
D Solubility varies with alkynes

The correct answer is:
Insoluble

Solution:
Alkynes are generally immiscible with water and are insoluble in it.

Topic: Chemistry, Hydrocarbons, NEET
What is the solubility of CO₂ compared to O₂?

Options:
A Equal to O₂
B Less than O₂
C More than O₂
D None of the above

The correct answer is:
More than O₂

Solution:
The solubility of CO₂ is 20-25 times higher than that of O₂.

Topic: Biology, Breathing and Exchange of Gases, NEET
What is the solubility of orthoboric acid in hot water?

Options:
A Highly soluble
B Sparingly soluble
C Insoluble
D Completely insoluble

The correct answer is:
Highly soluble

Solution:
Orthoboric acid is highly soluble in hot water.

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What is the solubility of orthoboric acid in water?

Options:
A Highly soluble
B Sparingly soluble
C Insoluble
D Completely insoluble

The correct answer is:
Sparingly soluble

Solution:
Orthoboric acid is sparingly soluble in water but highly soluble in hot water.

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What is the solution to inbreeding depression?

Options:
A To continue inbreeding
B To mate selected animals of the breeding population with unrelated superior animals of the same breed
C To mate selected animals of the breeding population with unrelated animals of different breeds
D To stop inbreeding

The correct answer is:
To mate selected animals of the breeding population with unrelated superior animals of the same breed

Solution:
When inbreeding depression becomes a problem, selected animals of the breeding population should be mated with unrelated superior animals of the same breeD) This usually helps restore fertility and yielD)

Topic: Biology, Strategies for Enhancement in Food Production, NEET
What is the solvent used in the Wurtz reaction?

Options:
A Water
B Alcohol
C Dry ether
D Hydrocarbon

The correct answer is:
Dry ether

Solution:
Sodium reacts with alkyl halides in dry ether in the Wurtz reaction.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What is the somatic neural system responsible for?

Options:
A Transmitting impulses from the CNS to skeletal muscles
B Transmitting impulses from the CNS to involuntary organs and smooth muscles
C Transmitting impulses from tissues/organs to the CNS
D Transmitting impulses from the CNS to peripheral tissues/organs

The correct answer is:
Transmitting impulses from the CNS to skeletal muscles

Solution:
The somatic neural system relays impulses from the CNS to skeletal muscles.

Topic: Biology, Neural Control and Coordination, NEET
What is the source for radioactive substances?

Options:
A Mining of uranium
B Domestic sewage
C Industries and chemical factories
D Erosion of soil

The correct answer is:
Mining of uranium

Solution:
Correct Option is : 1
Mining of uranium

Topic: Chemistry, Environmental Chemistry, NEET
What is the source in phloem transport?

Options:
A The part that needs or stores the food
B The part that synthesizes the food
C The xylem
D The early spring buds of trees

The correct answer is:
The part that synthesizes the food

Solution:
The source in phloem transport is the part of the plant that synthesizes the food, usually understood to be the leaf.

Topic: Biology, Transport in Plants, NEET
What is the source of atmospheric nitrogen in the nodule formation process?

Options:
A The roots of the host plant.
B The cortex of the root.
C The surrounding of roots.
D The atmosphere.

The correct answer is:
The atmosphere.

Solution:
Nitrogenase catalyzes the conversion of atmospheric nitrogen to ammonia, which is the first stable product of nitrogen fixation. The atmospheric nitrogen is available from the atmosphere.

Topic: Biology, Mineral Nutrition, NEET
What is the source of auxin?

Options:
A tips of coleoptiles of oat seedlings
B sterile filtrates of the fungus Gibberella fujikuroi
C tips of coleoptiles of rice seedlings
D tips of coleoptiles of canary grass

The correct answer is:
tips of coleoptiles of oat seedlings

Solution:
Auxin was isolated by F.W. Went from tips of coleoptiles of oat seedlings.

Topic: Biology, Plant - Growth and Development, NEET
What is the source of butyric acid?

Options:
A Aspergillus niger
B Acetobacter aceti
C Clostridium butylicum
D Lactobacillus

The correct answer is:
Clostridium butylicum

Solution:
Butyric acid is produced by Clostridium butylicum, a bacterium.

Topic: Biology, Microbes in Human Welfare, NEET
What is the source of cellulose in semi-synthetic polymers?

Options:
A Petroleum
B Wood pulp
C Minerals
D Synthetic chemicals

The correct answer is:
Wood pulp

Solution:
The source of cellulose in semi-synthetic polymers is typically wood pulp.

Topic: Chemistry, Polymers, NEET
What is the source of citric acid?

Options:
A Aspergillus niger
B Acetobacter aceti
C Clostridium butylicum
D Lactobacillus

The correct answer is:
Aspergillus niger

Solution:
Citric acid is produced by Aspergillus niger, a fungus.

Topic: Biology, Microbes in Human Welfare, NEET
What is the source of complementary RNA in RNA interference?

Options:
A Infection by viruses
B Mobile genetic elements
C Translation of mRNA
D Cellular defense mechanism

The correct answer is:
Infection by viruses

Solution:
The source of complementary RNA in RNA interference could be from an infection by viruses having RNA genomes.

Topic: Biology, Biotechnology and Its Applications, NEET