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Answer first
General Science and Biology PYQs (previous year questions) for NDA: General Science and Biology (General Knowledge) had 211 questions across the 42 official NDA papers we tagged (2016–2026), and appeared in 21 of them. Asked in 11 of 11 years. The concepts asked in the most papers: Cell Biology, Human Physiology, Plant Tissues.
Year-wise question count
Asked in 11 of 11 years.
| Year | Papers | Questions | Per paper |
|---|---|---|---|
| NDA 2026 | 2 | 20 | 10 |
| NDA 2025 | 2 | 19 | 9.5 |
| NDA 2024 | 2 | 21 | 10.5 |
| NDA 2023 | 2 | 21 | 10.5 |
| NDA 2022 | 2 | 21 | 10.5 |
| NDA 2021 | 2 | 21 | 10.5 |
| NDA 2020 | 1 | 9 | 9 |
| NDA 2019 | 2 | 20 | 10 |
| NDA 2018 | 2 | 22 | 11 |
| NDA 2017 | 2 | 21 | 10.5 |
| NDA 2016 | 2 | 16 | 8 |
Most-asked concepts
Sorted by the number of papers a concept appeared in.
| Concept | Questions | Papers | Years |
|---|---|---|---|
| Cell Biology | 37 | 17 | 2026, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016 |
| Human Physiology | 21 | 9 | 2026, 2024, 2021, 2018, 2017 |
| Plant Tissues | 9 | 9 | 2026, 2025, 2022, 2020, 2019, 2018 |
| Plant Kingdom | 8 | 7 | 2026, 2023, 2021, 2019, 2018, 2017, 2016 |
| Plant Reproduction | 11 | 6 | 2024, 2023, 2022, 2021, 2018 |
| Nutrition and Diseases | 10 | 5 | 2024, 2018, 2017, 2016 |
| Reproduction | 9 | 5 | 2026, 2023, 2020 |
| Plant Physiology | 7 | 5 | 2023, 2021, 2019, 2018 |
| Microorganisms | 8 | 4 | 2023, 2018, 2017, 2016 |
| Tissues | 6 | 4 | 2024, 2021, 2019 |
| Human Diseases | 5 | 4 | 2025, 2022, 2019 |
| Human Eye | 5 | 4 | 2025, 2024, 2022, 2020 |
| Genetics | 4 | 4 | 2021, 2017, 2016 |
| Ecology | 3 | 3 | 2018, 2016 |
| Hormones | 3 | 3 | 2022, 2021, 2019 |
| Respiration | 3 | 3 | 2025, 2023, 2022 |
| Biomolecules | 3 | 2 | 2025, 2017 |
| Human Body | 3 | 2 | 2020, 2019 |
| Animal Tissues | 2 | 2 | 2026, 2018 |
| Circulatory System | 2 | 2 | 2025, 2022 |
| Classification | 2 | 2 | 2018 |
| Ecosystem | 2 | 2 | 2023, 2019 |
| Human Health | 2 | 2 | 2016 |
| Immune System | 2 | 2 | 2025, 2024 |
| Microbes | 2 | 2 | 2020, 2019 |
| Nervous System | 2 | 2 | 2025, 2022 |
| Nutrition | 2 | 2 | 2021 |
| Photosynthesis | 2 | 2 | 2024, 2023 |
| Plant Morphology | 2 | 2 | 2026 |
| Scientists and Discoveries | 2 | 2 | 2025 |
| Taxonomy | 2 | 2 | 2019 |
| Vitamins | 2 | 2 | 2025, 2019 |
| Animal Kingdom | 2 | 1 | 2016 |
| Digestion | 2 | 1 | 2022 |
| Endocrine System | 2 | 1 | 2025 |
| Animal Classification | 1 | 1 | 2022 |
| Animal Physiology | 1 | 1 | 2021 |
| Biodiversity | 1 | 1 | 2020 |
| Biotechnology | 1 | 1 | 2017 |
| Blood | 1 | 1 | 2025 |
| Characteristics of Life | 1 | 1 | 2022 |
| Classification of Organisms | 1 | 1 | 2024 |
| Digestive System | 1 | 1 | 2025 |
| Diseases | 1 | 1 | 2021 |
| Diversity of Life | 1 | 1 | 2023 |
| DNA Structure | 1 | 1 | 2025 |
| Excretory System | 1 | 1 | 2024 |
| Food Adulteration | 1 | 1 | 2016 |
| Human Anatomy | 1 | 1 | 2024 |
| Human Digestive System | 1 | 1 | 2024 |
| Human Reproduction | 1 | 1 | 2022 |
| Levels of Organisation | 1 | 1 | 2024 |
| Nutrition in Organisms | 1 | 1 | 2023 |
| Plant Classification | 1 | 1 | 2022 |
| Plant Nutrition | 1 | 1 | 2016 |
| Respiratory System | 1 | 1 | 2025 |
| Viruses | 1 | 1 | 2019 |
How to practise General Science and Biology PYQs
- Start with the concepts at the top of the table. They have come back the most.
- Solve one year’s General Science and Biology questions from the official PDF against the clock, then check the answer listed below.
- Log every miss as a concept gap, a calculation slip or a misread. Each needs a different fix.
- Once a concept is clean in two papers, move to the next. Then sit a full paper from the year pages.
Questions by year
Each line gives the question number and paper, type, concept, our one-line summary and the official answer, with a link to the official PDF.
NDA2026
- Q.91 (NDA (I) GAT) · MCQ · Human Physiology: Alveolar features aiding gas exchange PDF
- Q.92 (NDA (I) GAT) · MCQ · Reproduction: Animal group without an oestrus cycle PDF
- Q.93 (NDA (I) GAT) · MCQ · Plant Tissues: Plant tissue made of dead cells without protoplast PDF
- Q.94 (NDA (I) GAT) · MCQ · Reproduction: Cell where first meiotic division occurs in spermatogenesis PDF
- Q.95 (NDA (I) GAT) · MCQ · Cell Biology: Statements on features common to all cells PDF
- Q.96 (NDA (I) GAT) · MCQ · Plant Morphology: Plant part forming a false fruit PDF
- Q.97 (NDA (I) GAT) · MCQ · Human Physiology: Organ where respiratory gas exchange does not occur PDF
- Q.98 (NDA (I) GAT) · MCQ · Reproduction: Part of the ovule holding reserve food PDF
- Q.99 (NDA (I) GAT) · MCQ · Human Physiology: Lowest respiratory volume of the human lung PDF
- Q.100 (NDA (I) GAT) · MCQ · Human Physiology: Valve between right ventricle and pulmonary artery PDF
- Q.91 (NDA (II) GAT) · MCQ · Human Physiology: Statements on aerobic and anaerobic respiration PDF
- Q.92 (NDA (II) GAT) · MCQ · Human Physiology: What regulates food exit from stomach to intestine PDF
- Q.93 (NDA (II) GAT) · MCQ · Plant Tissues: Cells forming complex permanent tissues PDF
- Q.94 (NDA (II) GAT) · MCQ · Human Physiology: Part not in the human hindbrain PDF
- Q.95 (NDA (II) GAT) · MCQ · Reproduction: Organisms with external fertilization PDF
- Q.96 (NDA (II) GAT) · MCQ · Plant Kingdom: Plant group with a dominant haploid plant body PDF
- Q.97 (NDA (II) GAT) · MCQ · Plant Morphology: Typical parts of a flower PDF
- Q.98 (NDA (II) GAT) · MCQ · Cell Biology: Organelle found in both prokaryotes and eukaryotes PDF
- Q.99 (NDA (II) GAT) · MCQ · Animal Tissues: Tissue that is not connective tissue PDF
- Q.100 (NDA (II) GAT) · MCQ · Reproduction: Feature of an insect-pollinated plant PDF
NDA2025
- Q.106 (NDA (I) GAT) · MCQ · Respiration: Source of lactic acid that builds up in muscles during exercise PDF
- Q.107 (NDA (I) GAT) · MCQ · Biomolecules: Protein structure level shown by a linear peptide chain PDF
- Q.108 (NDA (I) GAT) · MCQ · Plant Tissues: Type of meristem that cambium represents PDF
- Q.110 (NDA (I) GAT) · MCQ · DNA Structure: Correct base pairing in normal DNA PDF
- Q.111 (NDA (I) GAT) · MCQ · Blood: Clotting protein involved in blood coagulation PDF
- Q.112 (NDA (I) GAT) · MCQ · Scientists and Discoveries: Discoverer of penicillin PDF
- Q.113 (NDA (I) GAT) · MCQ · Human Diseases: Vector of malaria parasites PDF
- Q.114 (NDA (I) GAT) · Matching · Human Diseases: Match diseases with causative organisms PDF
- Q.115 (NDA (I) GAT) · MCQ · Vitamins: Other name of vitamin B1 PDF
- Q.73 (NDA (II) GAT) · MCQ · Human Eye: Eye defect where distant objects are not seen clearly PDF
- Q.131 (NDA (II) GAT) · MCQ · Scientists and Discoveries: Author of 'The Origin of Species' PDF
- Q.133 (NDA (II) GAT) · MCQ · Digestive System: Optimum pH for pepsin and trypsin PDF
- Q.134 (NDA (II) GAT) · MCQ · Respiratory System: Term for air breathed in and out in normal breathing PDF
- Q.135 (NDA (II) GAT) · MCQ · Circulatory System: Incorrect statement about arteries and veins PDF
- Q.136 (NDA (II) GAT) · MCQ · Nervous System: Functions controlled by the hind brain PDF
- Q.137 (NDA (II) GAT) · MCQ · Endocrine System: Hormone whose synthesis needs iodised salt PDF
- Q.138 (NDA (II) GAT) · MCQ · Endocrine System: Glands whose hormones control the menstrual cycle PDF
- Q.139 (NDA (II) GAT) · MCQ · Immune System: Blood cells that secrete antibodies PDF
- Q.140 (NDA (II) GAT) · MCQ · Cell Biology: Organelles with their own DNA and ribosomes PDF
NDA2024
- Q.77 (NDA (I) GAT) · MCQ · Cell Biology: Composition of the animal cell membrane PDF
- Q.79 (NDA (I) GAT) · MCQ · Levels of Organisation: Order of biological organisation by increasing complexity PDF
- Q.80 (NDA (I) GAT) · MCQ · Cell Biology: How many listed cell types are animal cells PDF
- Q.81 (NDA (I) GAT) · MCQ · Human Digestive System: Role of the pancreas in digestion PDF
- Q.82 (NDA (I) GAT) · MCQ · Cell Biology: Statements on DNA replication, chromatin and cell division PDF
- Q.99 (NDA (I) GAT) · MCQ · Human Physiology: pH range in which the human body works PDF
- Q.120 (NDA (I) GAT) · MCQ · Photosynthesis: Why chlorophyll makes leaves appear green PDF
- Q.121 (NDA (I) GAT) · MCQ · Cell Biology: Typical chromosome number in prokaryotes PDF
- Q.122 (NDA (I) GAT) · MCQ · Cell Biology: Why bacterial DNA is called naked PDF
- Q.123 (NDA (I) GAT) · MCQ · Immune System: Cells that produce antibodies against an antigen PDF
- Q.51 (NDA (II) GAT) · MCQ · Cell Biology: Incorrect statement about lysosomes PDF
- Q.52 (NDA (II) GAT) · MCQ · Cell Biology: Cell organelles that have their own genetic material PDF
- Q.53 (NDA (II) GAT) · MCQ · Tissues: Tissue that connects two bones PDF
- Q.54 (NDA (II) GAT) · MCQ · Cell Biology: Molecule that is the energy source in cells PDF
- Q.55 (NDA (II) GAT) · MCQ · Plant Reproduction: Plant propagated vegetatively through eye buds PDF
- Q.84 (NDA (II) GAT) · MCQ · Nutrition and Diseases: Disease caused by vitamin D deficiency PDF
- Q.85 (NDA (II) GAT) · MCQ · Nutrition and Diseases: Components of a balanced diet PDF
- Q.86 (NDA (II) GAT) · MCQ · Human Anatomy: Body part where cartilage is not found PDF
- Q.87 (NDA (II) GAT) · MCQ · Excretory System: Part of the nephron that filters blood PDF
- Q.88 (NDA (II) GAT) · MCQ · Classification of Organisms: Phylum whose members are called sponges PDF
- Q.90 (NDA (II) GAT) · MCQ · Human Eye: What a person with myopia can see clearly PDF
NDA2023
- Q.68 (NDA (I) GAT) · MCQ · Cell Biology: Composition of cell walls in bacteria, fungi and animals (official answer: C) PDF
- Q.69 (NDA (I) GAT) · MCQ · Cell Biology: Structure absent from a prokaryotic cell (official answer: C) PDF
- Q.70 (NDA (I) GAT) · MCQ · Cell Biology: Plant cell organelles that have their own DNA (official answer: C) PDF
- Q.71 (NDA (I) GAT) · MCQ · Reproduction: Why sexual reproduction aids long-term species survival (official answer: D) PDF
- Q.72 (NDA (I) GAT) · MCQ · Cell Biology: Component not always present in living cells (official answer: A) PDF
- Q.102 (NDA (I) GAT) · MCQ · Nutrition in Organisms: Name for organisms using CO2 as main carbon source (official answer: A) PDF
- Q.103 (NDA (I) GAT) · MCQ · Respiration: Products of fermentation in oxygen-starved yeast (official answer: A) PDF
- Q.104 (NDA (I) GAT) · MCQ · Plant Physiology: What happens to leaf peel cells in a hypertonic solution (official answer: B) PDF
- Q.105 (NDA (I) GAT) · MCQ · Diversity of Life: Feature that is not characteristic of fungi (official answer: C) PDF
- Q.106 (NDA (I) GAT) · MCQ · Plant Kingdom: Incorrect statement about bryophytes (official answer: D) PDF
- Q.60 (NDA (II) GAT) · MCQ · Ecosystem: Share of sunlight used by green plants for photosynthesis (official answer: A) PDF
- Q.66 (NDA (II) GAT) · MCQ · Reproduction: Two features of sexual reproduction creating genetic diversity (official answer: B) PDF
- Q.67 (NDA (II) GAT) · MCQ · Cell Biology: Structure found only in eukaryotic cells (official answer: D) PDF
- Q.68 (NDA (II) GAT) · MCQ · Microorganisms: Substance used by Streptococcus mutans to stick to teeth (official answer: A) PDF
- Q.69 (NDA (II) GAT) · MCQ · Plant Reproduction: Roles of the two male gametes in angiosperms (official answer: D) PDF
- Q.70 (NDA (II) GAT) · MCQ · Reproduction: Chromosome number and DNA content across generations (official answer: B) PDF
- Q.71 (NDA (II) GAT) · MCQ · Plant Reproduction: What a flower gains from its relationship with honey-bees (official answer: B) PDF
- Q.93 (NDA (II) GAT) · MCQ · Photosynthesis: Which is not a requirement for photosynthesis (official answer: D) PDF
- Q.94 (NDA (II) GAT) · MCQ · Plant Reproduction: Stage at which DNA content of a flowering plant is halved (official answer: D) PDF
- Q.95 (NDA (II) GAT) · MCQ · Plant Reproduction: Correct sequence from egg to seed in angiosperms (official answer: A) PDF
- Q.96 (NDA (II) GAT) · MCQ · Plant Reproduction: Correct sequence of events in flowering plant reproduction (official answer: D) PDF
NDA2022
- Q.71 (NDA (I) GAT) · MCQ · Characteristics of Life: Differences between living and non-living things (official answer: C) PDF
- Q.72 (NDA (I) GAT) · MCQ · Cell Biology: Plastid that stores starch, oil and protein (official answer: B) PDF
- Q.73 (NDA (I) GAT) · MCQ · Cell Biology: Incorrect statement about vacuoles (official answer: D) PDF
- Q.74 (NDA (I) GAT) · MCQ · Plant Tissues: Tissue surrounding air sacs in aquatic plants (official answer: A) PDF
- Q.75 (NDA (I) GAT) · MCQ · Animal Classification: Animal that belongs to Pisces (official answer: A) PDF
- Q.76 (NDA (I) GAT) · MCQ · Plant Classification: Group called amphibians of the plant kingdom (official answer: A) PDF
- Q.77 (NDA (I) GAT) · MCQ · Human Diseases: Disease caused by a bacterial pathogen (official answer: D) PDF
- Q.92 (NDA (I) GAT) · MCQ · Human Reproduction: How oral contraceptive pills work (official answer: D) PDF
- Q.93 (NDA (I) GAT) · MCQ · Plant Reproduction: Plant with unisexual flowers (official answer: A) PDF
- Q.94 (NDA (I) GAT) · MCQ · Cell Biology: Organelle defective when a cell cannot make lipids (official answer: A) PDF
- Q.73 (NDA (II) GAT) · MCQ · Nervous System: Ions enabling nerve signal transmission (official answer: D) PDF
- Q.75 (NDA (II) GAT) · MCQ · Human Eye: Why the eye sees at different distances and light levels (official answer: D) PDF
- Q.76 (NDA (II) GAT) · MCQ · Hormones: Hormone that increases heart rate (official answer: D) PDF
- Q.77 (NDA (II) GAT) · MCQ · Digestion: Agents that digest fat in the intestine (official answer: B) PDF
- Q.78 (NDA (II) GAT) · MCQ · Cell Biology: Correct statement on cell wall and membrane in plant and animal cells (official answer: B) PDF
- Q.79 (NDA (II) GAT) · MCQ · Circulatory System: Fluid that lymph resembles (official answer: D) PDF
- Q.80 (NDA (II) GAT) · MCQ · Respiration: Product of glucose breakdown in the cytoplasm (official answer: A) PDF
- Q.111 (NDA (II) GAT) · MCQ · Digestion: Protein-digesting enzyme of the stomach (official answer: C) PDF
- Q.112 (NDA (II) GAT) · MCQ · Cell Biology: Effect on an animal cell in a medium with less water (official answer: A) PDF
- Q.113 (NDA (II) GAT) · MCQ · Cell Biology: Organelle that contains digestive enzymes (official answer: C) PDF
- Q.114 (NDA (II) GAT) · MCQ · Plant Reproduction: Parts that form fruit and seed after fertilization (official answer: B) PDF
NDA2021
- Q.69 (NDA (I) GAT) · MCQ · Cell Biology: Organelle moving materials within cytoplasm and nucleus (official answer: D) PDF
- Q.70 (NDA (I) GAT) · MCQ · Cell Biology: Site of ATP synthesis in mitochondria (official answer: C) PDF
- Q.71 (NDA (I) GAT) · MCQ · Tissues: Location of squamous epithelium (official answer: A) PDF
- Q.72 (NDA (I) GAT) · MCQ · Tissues: Process turning meristematic cells into permanent tissue (official answer: A) PDF
- Q.73 (NDA (I) GAT) · MCQ · Plant Physiology: Process whose gas product supports respiration (official answer: C) PDF
- Q.74 (NDA (I) GAT) · MCQ · Plant Physiology: Which leaf dries first after oiling leaf surfaces (official answer: B) PDF
- Q.94 (NDA (I) GAT) · MCQ · Plant Reproduction: Embryo part that becomes the root (official answer: A) PDF
- Q.95 (NDA (I) GAT) · MCQ · Plant Reproduction: Path of pollen tube through the gynoecium (official answer: B) PDF
- Q.96 (NDA (I) GAT) · MCQ · Human Physiology: Effect of detergent solution on red blood cells (official answer: D) PDF
- Q.97 (NDA (I) GAT) · MCQ · Nutrition: Main vitamin and mineral source for vegetarians (official answer: C) PDF
- Q.107 (NDA (II) GAT) · MCQ · Plant Physiology: Term for upward growth of shoots (official answer: D) PDF
- Q.108 (NDA (II) GAT) · MCQ · Plant Physiology: Correct statement on photosynthesis (official answer: C) PDF
- Q.109 (NDA (II) GAT) · MCQ · Plant Kingdom: Classification of woody naked-seeded evergreens (official answer: D) PDF
- Q.110 (NDA (II) GAT) · MCQ · Tissues: Basic packing tissue in xylem and phloem (official answer: B) PDF
- Q.111 (NDA (II) GAT) · MCQ · Tissues: Cells causing increase in stem girth (official answer: B) PDF
- Q.112 (NDA (II) GAT) · MCQ · Genetics: Term for variants of the same gene (official answer: C) PDF
- Q.113 (NDA (II) GAT) · MCQ · Diseases: Virus that caused smallpox (official answer: B) PDF
- Q.131 (NDA (II) GAT) · MCQ · Human Physiology: Correct statement about the cornea (official answer: D) PDF
- Q.133 (NDA (II) GAT) · MCQ · Animal Physiology: Number of stomach chambers in ruminants (official answer: A) PDF
- Q.134 (NDA (II) GAT) · MCQ · Nutrition: Vitamin produced by intestinal bacteria (official answer: C) PDF
- Q.135 (NDA (II) GAT) · MCQ · Hormones: Hormone for female sexual characters (official answer: B) PDF
NDA2020
- Q.88 (NDA (I & II) GAT) · MCQ · Human Eye: Thin membrane through which light enters the eye (official answer: B) PDF
- Q.98 (NDA (I & II) GAT) · MCQ · Cell Biology: Organelle expelling water in unicellular organisms (official answer: B) PDF
- Q.100 (NDA (I & II) GAT) · MCQ · Microbes: Why antibiotics do not act on viruses (official answer: C) PDF
- Q.125 (NDA (I & II) GAT) · MCQ · Cell Biology: Name of the undefined nuclear region in prokaryotes (official answer: B) PDF
- Q.126 (NDA (I & II) GAT) · MCQ · Plant Tissues: Plant tissue made of dead cells (official answer: D) PDF
- Q.127 (NDA (I & II) GAT) · MCQ · Human Body: Where cartilage is not found (official answer: D) PDF
- Q.131 (NDA (I & II) GAT) · MCQ · Human Eye: Part of the eye where the image forms (official answer: C) PDF
- Q.135 (NDA (I & II) GAT) · MCQ · Reproduction: Not part of the male reproductive system (official answer: A) PDF
- Q.136 (NDA (I & II) GAT) · MCQ · Biodiversity: Not a cause of biodiversity loss (official answer: C) PDF
NDA2019
- Q.51 (NDA (I) GAT) · MCQ · Cell Biology: Cell organelle without nucleic acid (official answer: D) PDF
- Q.52 (NDA (I) GAT) · MCQ · Cell Biology: Organelle without its own genetic material (official answer: A) PDF
- Q.53 (NDA (I) GAT) · MCQ · Plant Tissues: Not a component of conducting tissue in plants (official answer: C) PDF
- Q.54 (NDA (I) GAT) · MCQ · Plant Kingdom: Organism among options that has vascular tissue (official answer: C) PDF
- Q.55 (NDA (I) GAT) · MCQ · Ecosystem: Primary consumer among listed organisms (official answer: A) PDF
- Q.109 (NDA (I) GAT) · MCQ · Human Body: Calcium compound in tooth enamel (official answer: D) PDF
- Q.146 (NDA (I) GAT) · MCQ · Taxonomy: Correct way of writing a biological name (official answer: B) PDF
- Q.147 (NDA (I) GAT) · MCQ · Human Body: What an electrocardiogram records (official answer: D) PDF
- Q.148 (NDA (I) GAT) · MCQ · Microbes: How bacteria resist penicillin (official answer: B) PDF
- Q.149 (NDA (I) GAT) · MCQ · Cell Biology: Organelle rich in hydrolytic enzymes (official answer: C) PDF
- Q.150 (NDA (I) GAT) · MCQ · Human Diseases: Correct statement about cholera (official answer: C) PDF
- Q.77 (NDA (II) GAT) · MCQ · Plant Physiology: Term for water movement across a selectively permeable membrane (official answer: C) PDF
- Q.78 (NDA (II) GAT) · MCQ · Tissues: Tissue type to which blood belongs (official answer: D) PDF
- Q.79 (NDA (II) GAT) · MCQ · Cell Biology: What mitochondria can make on their own (official answer: B) PDF
- Q.80 (NDA (II) GAT) · MCQ · Plant Tissues: Correct statement about xylem, phloem and parenchyma (official answer: A) PDF
- Q.81 (NDA (II) GAT) · MCQ · Taxonomy: Scientist who popularised embryological characters in taxonomy (official answer: B) PDF
- Q.92 (NDA (II) GAT) · MCQ · Hormones: Function of thyroxine (official answer: C) PDF
- Q.93 (NDA (II) GAT) · MCQ · Human Diseases: Bacterium among listed pathogens (official answer: C) PDF
- Q.94 (NDA (II) GAT) · MCQ · Viruses: Incorrect statement about viruses (official answer: C) PDF
- Q.95 (NDA (II) GAT) · MCQ · Vitamins: Disease from vitamin C deficiency (official answer: D) PDF
NDA2018
- Q.69 (NDA (I) GAT) · MCQ · Microorganisms: Genetic material of HIV (official answer: C) PDF
- Q.70 (NDA (I) GAT) · MCQ · Cell Biology: Organelle absent in prokaryotes (official answer: B) PDF
- Q.71 (NDA (I) GAT) · MCQ · Human Physiology: Body part not involved in breathing (official answer: B) PDF
- Q.72 (NDA (I) GAT) · MCQ · Plant Kingdom: Correct statement on plant classification (official answer: D) PDF
- Q.73 (NDA (I) GAT) · MCQ · Classification: Hierarchy of taxonomic levels (official answer: A) PDF
- Q.74 (NDA (I) GAT) · MCQ · Plant Tissues: Correct statement on meristematic tissue (official answer: D) PDF
- Q.89 (NDA (I) GAT) · MCQ · Human Physiology: Element needed for nerve signal transmission (official answer: B) PDF
- Q.90 (NDA (I) GAT) · MCQ · Cell Biology: Discoverer of the cell (official answer: B) PDF
- Q.91 (NDA (I) GAT) · MCQ · Ecology: Group of organisms forming a food chain (official answer: B) PDF
- Q.92 (NDA (I) GAT) · MCQ · Animal Tissues: Tissue with contractile proteins (official answer: C) PDF
- Q.93 (NDA (I) GAT) · MCQ · Human Physiology: Digestion affected by damage to acid-secreting cells (official answer: A) PDF
- Q.55 (NDA (II) GAT) · MCQ · Ecology: Statement pair on phytoplankton and algae (official answer: B) PDF
- Q.57 (NDA (II) GAT) · MCQ · Cell Biology: Organelles containing DNA (official answer: A) PDF
- Q.58 (NDA (II) GAT) · MCQ · Cell Biology: Additional function of smooth ER (official answer: B) PDF
- Q.59 (NDA (II) GAT) · MCQ · Plant Tissues: Effect of damage to apical meristem (official answer: A) PDF
- Q.60 (NDA (II) GAT) · MCQ · Classification: Kingdoms with only unicellular organisms (official answer: C) PDF
- Q.61 (NDA (II) GAT) · MCQ · Nutrition and Diseases: Identify a waterborne disease (official answer: A) PDF
- Q.83 (NDA (II) GAT) · MCQ · Human Physiology: What neutralises acidic food from the stomach (official answer: D) PDF
- Q.84 (NDA (II) GAT) · MCQ · Human Physiology: Heart chamber receiving oxygenated blood (official answer: A) PDF
- Q.85 (NDA (II) GAT) · MCQ · Plant Physiology: Source of oxygen in photosynthesis (official answer: A) PDF
- Q.86 (NDA (II) GAT) · MCQ · Human Physiology: Correct pathway of a reflex arc (official answer: B) PDF
- Q.87 (NDA (II) GAT) · MCQ · Plant Reproduction: Chromosome sets in zygote and endosperm (official answer: D) PDF
NDA2017
- Q.58 (NDA (I) GAT) · MCQ · Plant Kingdom: Chemical injected by nettle leaf hairs (official answer: B) PDF
- Q.62 (NDA (I) GAT) · MCQ · Cell Biology: Component of fungal cell wall (official answer: B) PDF
- Q.63 (NDA (I) GAT) · MCQ · Nutrition and Diseases: Causative organism of sleeping sickness (official answer: B) PDF
- Q.65 (NDA (I) GAT) · MCQ · Nutrition and Diseases: Blood cells reduced by dengue (official answer: B) PDF
- Q.66 (NDA (I) GAT) · MCQ · Human Physiology: Kidney enzyme converting angiotensinogen (official answer: A) PDF
- Q.67 (NDA (I) GAT) · MCQ · Cell Biology: Organelles absent in red blood cells (official answer: A) PDF
- Q.95 (NDA (I) GAT) · MCQ · Human Physiology: Photoreceptor cells for colour vision (official answer: B) PDF
- Q.96 (NDA (I) GAT) · MCQ · Biomolecules: Incorrect statement on carbohydrates (official answer: A) PDF
- Q.97 (NDA (I) GAT) · MCQ · Biomolecules: Sugar obtained from sugarcane (official answer: D) PDF
- Q.98 (NDA (I) GAT) · MCQ · Plant Kingdom: Colourful part of sunflower or marigold (official answer: B) PDF
- Q.63 (NDA (II) GAT) · MCQ · Human Physiology: Protein making up tendons (official answer: B) PDF
- Q.64 (NDA (II) GAT) · MCQ · Nutrition and Diseases: Organism causing elephantiasis (official answer: C) PDF
- Q.65 (NDA (II) GAT) · MCQ · Human Physiology: Radiation against which melanin protects (official answer: A) PDF
- Q.66 (NDA (II) GAT) · MCQ · Nutrition and Diseases: Food component to limit in gout (official answer: B) PDF
- Q.67 (NDA (II) GAT) · MCQ · Microorganisms: Incorrect statement about microbes (official answer: C) PDF
- Q.68 (NDA (II) GAT) · MCQ · Biotechnology: Nutrient synthesised by golden rice gene (official answer: B) PDF
- Q.103 (NDA (II) GAT) · MCQ · Nutrition and Diseases: Vitamin involved in blood clotting (official answer: D) PDF
- Q.104 (NDA (II) GAT) · MCQ · Microorganisms: What the term probiotic refers to (official answer: D) PDF
- Q.105 (NDA (II) GAT) · MCQ · Microorganisms: Microbe that curdles milk (official answer: A) PDF
- Q.106 (NDA (II) GAT) · MCQ · Genetics: Co-winner of 1962 Nobel with Watson and Crick (official answer: B) PDF
- Q.129 (NDA (II) GAT) · MCQ · Human Physiology: Incorrect statement about the human eye (official answer: A) PDF
NDA2016
- Q.66 (NDA (I) GAT) · MCQ · Food Adulteration: Substances harmful in food items (official answer: D) PDF
- Q.82 (NDA (I) GAT) · MCQ · Genetics: Statements about DNA (official answer: B) PDF
- Q.89 (NDA (I) GAT) · MCQ · Animal Kingdom: Statements about honey bee castes (official answer: C) PDF
- Q.97 (NDA (I) GAT) · MCQ · Human Health: Blood lipid levels that prevent heart disease (official answer: A) PDF
- Q.104 (NDA (I) GAT) · MCQ · Nutrition and Diseases: Match disease vectors with diseases (official answer: B) PDF
- Q.105 (NDA (I) GAT) · MCQ · Animal Kingdom: Statements on echinoderms, sponges, insects, primates (official answer: B) PDF
- Q.112 (NDA (I) GAT) · MCQ · Nutrition and Diseases: Match biomolecules with digestion products (official answer: D) PDF
- Q.54 (NDA (II) GAT) · MCQ · Human Health: Statement pair on salt intake and kidney failure (official answer: A) PDF
- Q.67 (NDA (II) GAT) · MCQ · Plant Kingdom: Statements about cactus leaves and stem (official answer: C) PDF
- Q.68 (NDA (II) GAT) · MCQ · Microorganisms: Where methanogens are not present (official answer: B) PDF
- Q.69 (NDA (II) GAT) · MCQ · Microorganisms: Type of organism the malarial parasite is (official answer: B) PDF
- Q.70 (NDA (II) GAT) · MCQ · Ecology: Statements about biodiversity (official answer: C) PDF
- Q.71 (NDA (II) GAT) · MCQ · Microorganisms: Why viruses are hard to kill (official answer: D) PDF
- Q.99 (NDA (II) GAT) · MCQ · Cell Biology: Location of genetic material in bacteria (official answer: B) PDF
- Q.100 (NDA (II) GAT) · MCQ · Genetics: Why a mule is infertile (official answer: C) PDF
- Q.101 (NDA (II) GAT) · MCQ · Plant Nutrition: Deficiency causing yellow leaves with dead spots (official answer: A) PDF
Other General Knowledge topics
- Physics PYQs
- Chemistry PYQs
- History and Freedom Movement PYQs
- Geography PYQs
- Polity and Economy PYQs
- Current Events PYQs
FAQ
How many General Science and Biology questions come in NDA?
In the official papers we tagged: 20 in 2026 (2 papers), 19 in 2025 (2 papers), 21 in 2024 (2 papers), 21 in 2023 (2 papers), 21 in 2022 (2 papers), 21 in 2021 (2 papers), 9 in 2020 (1 paper), 20 in 2019 (2 papers), 22 in 2018 (2 papers), 21 in 2017 (2 papers) and 16 in 2016 (2 papers). That is 211 questions in all, about 10% of General Knowledge.
Which General Science and Biology topics repeat in NDA?
Asked in the most papers: Cell Biology, Human Physiology, Plant Tissues. The concept table lists every one with its count.
Are these official NDA questions?
Yes. Every question is from an official NDA paper hosted on our year pages. The one-line summaries are ours; open the PDF linked beside each question for the full text.