Home · NEET PYQs · Biology

NEET UG Biology PYQs with solutions

Chapter-wise Biology previous year questions for NEET UG: 1,436 questions in 26 chapters. Largest chapters: Chapter (733), Principles of Inheritance and Variation (58) and Molecular Basis of Inheritance (54). Open any question for options, correct answer and solution.

NEET UG Biology PYQs with solutions

NEET Biology chapters

Chapter

Principles of Inheritance and Variation

Molecular Basis of Inheritance

Respiration in Plants

Sexual Reproduction in Flowering Plants

Evolution

Human Health and Diseases

Biomolecules (B)

Ecosystem

Transport in Plants

Human Reproduction

Breathing and Exchange of Gases

Plant - Growth and Development

Biodiversity and its Conservation

Microbes in Human Welfare

Animal Kingdom

Mineral Nutrition

Strategies for Enhancement in Food Production

Reproductive Health

Anatomy of Flowering Plants

Reproduction in Organisms

Cell - The Unit of Life

Morphology of Flowering Plants

Structural Organisation in Animals

Biological Classification

Cell Cycle and Cell Division

Sample Biology questions

Identify the labels 'X' and 'Y' in following figure.

Given below are two statements about guard cells of stomata in plants. Statement I - In monocotyledonous plants, guard cells are usually dumbbell shaped. Statement II - In Cyperus

Velamen tissue present in the epiphytic roots of orchids help in the absorption of ___________.

Which animal belongs to group Hyalobatidae?

Which of the following organisms has salt secreting glands?

Given below are two statements: Statement I - Gemmule is an internal bud formed in the body of coelenterate. Statement II - The amoebocytes of the gemmule form protective covering

Given below are two statements regarding species diversity. Statement I - Species diversity deals with species richness and species evenness. Statement II - India is the only

Tropical rain forest cover has reduced from ________ to ________ over the years due to 'evil quartet'.

Based on the given pie chart identify the INCORRECT statement.

In the Tobacco Mosaic Virus (TMV), hereditary material is ________.

Based on the chart given below showing the number of species on earth, identify the INCORRECT statement.

Identify the correct order of known species of organisms by their increasing numbers.

A disaccharide is formed when two monosaccharides react by ________ reaction.

Match the types of biomolecules given in Column I with their examples given in Column II. Column- I Column- II A) Simple lipid I) Oleic acid B) Derived lipid II) Palmitic acid C)

Match the types of biomolecules given in Column I with their types or characters given in Column II. Column- I Column- II A) Amylose I) Disaccharide B) Fructose II) Simple lipid

In the given diagram, what should be P, Q, R and S respectively?

Select the INCORRECT statement.

Match the parts of respiratory system given in column I with their respective functions in column II and choose the correct option given below. Column I Column II A. Mesethmoid

Which one of the following is NOT a component of eukaryotic chromosome?

Match List I with List II List I (Type of chromosome) List II (Shape of chromosome) (A). Acrocentric (I). i shaped (B). Metacentric (II). L shaped (C). Telocentric (III). j shaped

The approximate size of a nucleus in a typical mammalian cell is about ______ meter and the length of DNA molecule is about ______ meters respectively.

Cleavage differs from normal mitotic divisions as

During cell division, spindle fibres get attached at __________.

Some amount of carbon dissolved into oceanic water remains as sediments of carbon in the sea in the form of __________ and is removed from circulation.

Which one of the following pyramid in oceanic ecosystem is inverted?

What do you mean by sere?

Select the INCORRECT statement regarding stabilizing selection.

Similarity of bone structure in the forelimbs of many vertebrates is an example of __________.

Oldest theory of origin of life is __________.

Given below are two statements. Statement I - Sporozoites of Plasmodium reproduce asexually to produce merozoites. Statement II - Zygote of Plasmodium within the erythrocytes

Human being obtain antibodies from hyper immunised horses against rabies pathogen. It is _________ type of immunity.

Person recovering from attack of measles developes __________ to measles, for the life time.

Which of the following pair of animals indicates continuous breeder?

The process of fertilization of a human egg can be confirmed by the presence of __________.

Which of the following cells undergoes meiosis II in gametogenesis?

The microbes which are used as biocontrol agents of pests include __________.

Which of the following forms hartig-net in the intercellular spaces of root cortex?

Which one of the following is INCORRECT about organic fertilizers and biofertilizers?

The process of separation of amino group from amino acid is called __________.

Manganese competes with _________ and _________ for uptake, but inhibits translocation of calcium to shoot apex in plants.

Tropical rain forest cover has reduced from to over the years due to 'evil quartet'.

The approximate size of a nucleus in a typical mammalian cell is about meter and the length of DNA molecule is about meters respectively.

Manganese competes with _ and _ for uptake, but inhibits translocation of calcium to shoot apex in plants.