PSC Question Bank

Total number of bones in the human body 206 Hardest substance in the human body Tooth enamel Which blood group is called as universal donor? A group What causes Pneumonia? Bacteria Which disease affects in Pancreas? Diabetes Which disease is caused by the bite of a mad dog? Hydrophobia Which Vitamin is essential for the formation of red blood cell? Folic Acid The scientists who discovered the structure of DNA A. D. Watson and F,H..C. Crick  . The name of the tissue is present in the eye that is highly sensitive to colors Cone Cells The instrument used for RBC counting Haemocyato Meter The cell organ that helps in the synthesis of proteins Ribosome . Which gland is called 'The chemical factory of the body'? Liver The membrane that covers the lungs Pleura The red coloured pigment of blood, which accepts oxygen Hemoglobin Tiger belongs to the family of  Cat

A substance that radiates light when heated is called Incandescent Fishes breath through Gills In onion food is stored in the form of ? Cellulose Which is known as the "prince of species" ? Vanilla Which is the first hormone prepared by' genetic engineering? . Insulin Tachometer is a device used to measure Revolutions per minute Which chemicals used to remove acidity in stomach? Magnesium hydroxide. Pure water is obtained from seawater by the process called Distillation The unit used to measure the energy in food Calorie who prepared soda water for the first time? Joseph Priestly Which is ,the important Carbohydrate present in plants? Starch Which was the first metal made by man? Copper Tibia bone is present in which part of our body Leg Contact lenses are made from? Polymethyl Methacrylate Name the lens used to correct Astigmatism Cylindrical lens Which is known as animal starch

Glycogen' Which is the edible portion of a mango? Mesocarp Which is the heaviest of the solar system? . The Sun Development of an egg without fertilization is called Parthenogenesis The acid present in Vinegar Acetic acid Which is the. metal used in Aircrafts ? Titanium The best conductor of electricity Silver The Process of coating of Iron with Zi':1c Galvanization Leptospira the Pathogen, causing ? Wails disease A substance poisonous to an organism is called Toxin Which is the most common mineral ? Silica Name of the ester present in Orange Octyl acetate What is the botanical name of beetroot? Beta Vulgaris . Name the pigment responsible for the red colour of Tomato : Anthocyanin An animal that conserves water for a very long time Kangaroo Rat Give the Chemical name of Styrene? Vinyl Benzene.

Hydrophobia is caused by ? Rabies Virus Name the gas used in filling common tube lights Mercury Vapor Who is known as the 'father of electricity' ? Faraday Who invented artificial silk ? J. W. Swan' Which Vitamin is produced by Ultra Violet rays of the sun on skin? Vitamin D

Which Vitamin is stored in the Liver? Vitamin -A The Study of minute living organisms is known as Microbiology Which element is common in all acids? Hydrogen The brightest star in the solar system Sirius Who is regarded as the father of botany? Theophrastus The process of formation of red blood cells is called Haemopoiesis The Positively charged Particle of an atom? Proton A human heart has how many chambers? Four Number of Chromosomes in human body 46 Absence of Iodine in human b9dy causes

Goitre What is the scientific name of soda water? Carbonic acid Pharmacology is the study of  Drugs Who discovered Fluorescence ? Sir George Stokes Who was the inventor of stainless steel? Brearley The venom of the cobra acts on Central Nervous system Who first proposed the concept of Atomic number? Henry Moseley Which fruit is the ' king of fruits'? Mango Hearing frequency of human .ear 20 Hz to.20000 Hz Cane Juice contains which type of sugar Sucrose The protecting membrane that cover the .heart Pericardium The Vitamin required for clotting of blood Vitamin K Which blood group is considered as a universal recipient ? Group AB What is called suicidal bags? Lysosome The balancing organ of our body Ear The largest sense organ of our body Skin

The smallest bone in the human body Stapes Which hormone is called the emergency hormone? Adrenaline The Vitamins those are soluble. In 'Water Vitamin B and C The Vitamins that is soluble in fat Vitamin A, 0, E, K The disease caused by the deficiency of protein Kwashiorkor The Vitamin that is produced by the influence of sunlight? Vitamin 0 The elements that harden the tooth Fluorine The alkaloid present in coffee -. Caffeine A Local anesthetic from natural source? Cocaine The sugar present in milk  Lactose The enzyme that present in saliva Ptyalin The colouring pigment of bile Bilirubine Which is the physical basis of life Protoplasm The enzyme that digest the fat Lipase The enzyme that digest the protein Pepsin

The enzyme that digest the starch Amylase What is the preferred diet of the silver fish? Starch and sugar How many legs has a spider? 8 What is the upper age limit of stars? 15 billion years How do ferns propagate? Through spores on the leaves Which world conqueror's horse was named Bucephalus ? Alexander Ho many toes does a horse have on each hoof? one How do mother animals know their own babies? By the Smell For how long can an armadillo hold its breatH? Six minutes How many humps does a Dromedary have? One How many chambers does a cows stomach have? Four On which continent is the tiger predominantly found? Asia In which region where skunks are found? North America In Which country is th bearded pig found? Indonesia Which type of sheep is rare species? Marco polo's Sheep What are man - eating tigers most commonly found?

Sunderbans Which animal shams i:Jead when in grave danger? Hyena Which animal is present on 'India's national crest? The lion . Which animal is related to the suricate ? The yellow mongoose Which animal of the cat family cannot draw in its claws like the other cat ? The Cheetah which animal lives the greatest height? Wild yak  How many claws does a crab have? Five pairs What are sea wasps, ? Jelly fish How many arms does the Giant squid have? 10 How many chambers are seen in fish's heart ? Two chambers In which region the 'Platypus' primarily live? Australia What is the average life span of Dolphin? 30 years Which part of the body controls the 'reflex action' ? spinal cord Which snake can raise a hood behind its head? Cobra. Of which species of fish is the goldfish an ornamental variety? The common carp Which type of cloth are mosquitoes least atracted by ? .

Luminescent satin Which fish uses a fishing rod to catch its prey? The angler fish Which naturalist was murdered because of her efforts to save Gorfllas? Dian Fossey Which animals have the highest number of litters in a' year? Rabbits Which animal did tt}e ancient Romans call "tig,er horse" ? Zebra Which animal in snowy mountains fe_eds on small plants called lichens that grow under the snow ? Reindeer Which animal can roduce 'double milk' ? Red kangaroo Where did the Dodo live? Mauritius Where does the male gaint water buy carry its eggs? On its back  Which animal is related to the zorilla ? The Skunk 

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