As the aspirants must have been preparing constantly for this year’s upcoming examinations including SSC CGL, SSC CHSL and RRB NTPC these important biology questions may help them in preparing particularly for this section better. Before, coming to the important questions, let’s first understand the RRB NTPC exam pattern well.
| Sections | Nos. of Questions | Total Marks | Time Duration |
| Mathematics | 30 | 30 | 90 minutes |
| General Intelligence & Reasoning | 30 | 30 | |
| General Awareness | 40 | 40 | |
| Total | 100 | 100 | 90 mins |
| S. No. | Question | Answer |
| 1. | Use of disposable syringes is usually advised to prevent? | AIDS |
| 2 | DNA stands for | Deoxyribonucleic Acid |
| 3 | Blood groups was discovered by – | Karl Landsteiner |
| 4 | Dermatology is the study of? | Human Skin |
| 5 | An emergency hormone is known as | Adrenaline |
| 6 | The smallest bone in the human body | stapes |
| 7 | Which hormone control glucose levels in the body? | Insulin |
| 8 | Which part of eye is responsible for its colour? | iris |
| 9 | What’s the name of tuberculosis’ vaccination? | Bacille Calmette-Guérin (BCG) |
| 10 | Which is the strongest bone in the human body? | femur |
| 11 | Who gave the theory of evolution? | Charles Darwin |
| 12 | Plants which don’t have a differentiated plant body belong to which group? | Thallophyta |
| 13 | What joins one bone to another bone | Ligaments |
| 14 | What’s the liquid part of blood known as? | plasma |
| 15 | Which of the below has teeth? | Mosquito |
| 16 | Pupil is a part of which organ in the human body? | Eye |
| 17 | Which lens does Human eye have? | Convex lens |
| 18 | What is the primary sex hormone in men? | testosterone |
| 19 | Jaundice disease affects which part of the human body? | Liver |
| 20 | What is the shape of Bacillus Bacteria? | rod-shaped |
| 21 | The largest vein in the human body | vena cava |
| 22 | Which of the following is not a sensory organ? | Brain |
| 23 | Glucose is a | monosaccharide |
| 24 | Upper most layer of skin is called? | Epidermis |
| 25 | Number of bones a human skull has | 22 |
| 26 | Alcoholic drink contains | Ethyl Alcohol |
| 27 | Genes are made by | Polynucleotides |
| 28 | Leoprasy is also known as | Hansen’s disease |
| 29 | Endocrine glands are also known as | Ductless Glands |
| 30 | What are Bryophytes? | Amphibious Plants |
| 31 | What are Purkinje fibres associated with? | Heart |
| 32 | What will be the outcome when fructose is combined with glucose? | Sucrose |
| 33 | Deficiency of Vitamin C leads to | scurvy |
| 34 | Which is the strongest muscle of the human body? | masseter muscle |
| 35 | The study of the chemical reactions required for life to exist and function, usually a focus on the cellular level | Biochemistry |
| 36 | Transferrins are glycoproteins that control the level of what in biological fluids.? | Free Iron |
| 37 | Which blood group is the universal donor? | O- |
| 38 | Which disease is caused by the deficiency of Vitamin B1? | beriberi |
| 39 | Cancer affects which part of the Bone marrow? | multiple myeloma |
| 40 | Which is the smallest gland in the human body? | pineal gland |
| 41 | Who is the father of Genetics? | Gregor Mendel |
| 42 | What is the normal fetal heart rate? | 110 to 160 bpm |
| 43 | What’s the study of fungi? | Mycology |
| 44 | Who gave the theory of ‘Survival of the Fittest’? | Herbert Spencer |
| 45 | Where is the Thyroid gland located in the Human body? | Neck |
| 46 | Which among the following organs contributes to maintaining the balance of body? | Ear |
| 47 | Which chromosome is responsible for a baby boy? | Y |
| 48 | What is known as ‘Suicidal bags of cell’? | Lysosome |
| 49 | What is the PH value of milk? | 6.5 |
| 50 | The study of Trees is called? | Dendrology |
| 51 | Which among the following lens is used to correct Presbyopia? | Bifocal lens |
| 52 | The oral polio vaccine was discovered by | Albert Sabin |
| 53 | Which creatures breathes through its skin? | amphibians |
| 54 | What are the products formed during photosynthesis? | Glucose and Oxygen |
| 55 | Food poisoning is caused by | Clostrideam boutulium |
| 56 | Which is the largest gland in the human body | Liver |
| 57 | What is the smallest functional unit of a kidney? | Nephron |
| 58 | Our bones and teeth are generally made of | Tricalcium phosphate |
| 59 | What is the normal BP of human body? | 120/80 |
| 60 | Which is a broad–spectrum antibiotic | ampicillin |
| 61 | Deficiency of Iodine leads to | Goitre |
| 62 | Antihistamines are used to treat? | Allergies |
| 63 | Which vitamin helps in clotting of blood | Vitamin K |
| 64 | In which form of blood cancer, white blood cells multiply abnormally and circulate through the blood | Leukemia |
| 65 | What connects muscles to bones? | Tendons |
| 66 | What kind of disease is ring worm? | Fungal infection |
| 67 | DNA is organized into dense protein-DNA complexes called | Chromosomes |
| 68 | A blood disorder in which the body makes an abnormal form or Inadequate amount of haemoglobin | Thalassemia |
| 69 | Vitamin A deficiency causes | Night Blindness |
| 70 | What is the master gland in the human body? | Pituitary gland |
| 71 | What is the main storage site of calcium in the body? | Bones |
| 72 | What substance are nails made of? | Keratin |
| 73 | What is the molecular shape of a DNA molecule? | Double helix |
| 74 | Brain contains microscopic cells called | Neurons |
| 75 | Most common blood disorder in humans | Anemia |
| 76 | White blood cells are also called as | Leukocytes |
| 77 | What kind of blood is carried through artery? | Oxygenated blood |
| 78 | Which hormone made by pancreas regulates the amount of glucose in the blood | Insulin |
| 79 | Which layer of the skin contain sweat glands | Dermis |
| 80 | Most complex organ in the human body is | Brain |
| 81 | Name the soft, spongy tissue found in the centre of bones | Bone Marrow |
| 82 | Deficiency of Vitamin D causes | Rickets |
| 83 | The branch of biology concerned with the study of the structure of organisms and their parts. | Anatomy |
| 84 | Dental cavities are caused because of the deficiency of? | Fluorine |
| 85 | The two holes in your nose are called? | Nostrils |
| 86 | The pollination by snails is called | Malacophily |
| 87 | How many vertebrae are there in the human body? | 33 |
| 88 | The word gene was firstly used by | Wilhelm Johannsen |
| 89 | The study of the geographical distribution of living things | Biogeography |
| 90 | Which metal is present in hemoglobin? | Iron |
| 91 | The study of fossils is called | Paleontology |
| 92 | System that Influences the function of the body using hormones | Endocrine system |
| 93 | The organ of the human body which stores the carbohydrates in the form of glycogen is | Liver |
| 94 | The PH value of human blood is? | 7.40 |
| 95 | Area of the brain which controls the movements of the muscles | Cerebral cortex |
| 96 | Which disease causes legs to swell? | Elephantiasis |
| 97 | Our skeletal system consists of how many bones? | 206 |
| 98 | The largest artery in the human body | Aorta |
| 99 | The study of cognition is called | Cognitive biology |
| 100 | Deficiency of iodine leads to | Enlargement of Thyroid Gland |
This brings us to the end of the article. Keep practicing for the exams and ace the exam in the first attempt.
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