- Gas which is used in Fire Extinguishers – Carbon Dioxide
- Gas which is used in Cigarette Lighters – Butana.
- Dynamo – Mechanical Energy to Electrical Energy.
- Tube Lights – Electrical Energy to Light Energy.
- Electric Motor – Electrical Energy to Mechanical Energy.
- Electrical Bulbs – Electrical Energy to Light and Heat Energy.
- Loudspeakers – Electrical Energy to Sound Energy.
- Solar Cells – Solar Energy to Electrical Energy.
- Candles – Chemical Energy to Light and Heat Energy.
- Microphone – Sound Energy to Electrical Energy.
- Electrical Cells – Chemical Energy to Electrical Energy
- Number of Chromosomes in Humans – 46.
- Number of Autosomes in Humans – 22.
- Epiculture – Beekeeping.
- Sericulture – Silk Farming.
- Sound of high pitch: Shrill
- Sound of low pitch: Sharp
- Adhesion: Force of attraction between unlike molecules
- Cohesion: Force of attraction between like molecules
Deficiencies in Minerals
- Iron – Anaemia
- Potassium – Hypokalemia
- Sodium – Hyponatremia
- Iodine – Goitre
- Calcium – Rickets and Osteomalacia
- Protein – Kwashiorkar and Marasmus
- Red + Green + Blue = White
- Red + Blue = Magenta
- Blue + Green = Peacock
- Ignetious Rock – Mica , Granite , Basalt , LimeStone
- Metamorphic Rock – Gneiss , Marble , Quartzite
- Rotational Speed of Moon – 27 Days 7hrs 43 min & 11.47 sec.
- Revolution Speed of Moon – 27 Days 7hrs 43 min & 11.47 sec. (Same)
- Accu- Pressure – Medical theraphy Using Pressure
- Accu-Puncture – Medical Theraphy Using Puncture
- Refraction of Light – Twinkling of Star
- Total Internal Reflection – Mirage
- Plantation Crop – Cotton , Coffee , Tobacco
- Non Plantation Crop - Wheat
- Thymine – Present in DNA
- Uracil – Present in RNA
- Longest Day – 21 June
- Shortest Day – 22 December
- ECG – Electro Cradio Graph ( People Mistake Here – Not Electro Cardio Gram )
- EEG - Electro Enceflo Graph ( People Mistake Here – Not Electro Enceflo Gram )
- Ohm – Unit of Resistance
- Mho – Unit of Conductance
- When you go from Bright Light to Dark Light – Pupil Enlarge It Size
- When you go from Dark Light to Bright Light – Pupil Contract it Size
- Annual Percentage Rate(APR) is used only for borrowings.
- Annual Equivalent Rate (AER) is used only for savings and investments.
- Outer Membrane of Meninges – Dura Mater
- Inner Membrane of Meninges – Pia Matter
- Urea Formed in – Liver
- HCL formed in – Stomach
- Vector Quantity – Magnitude + Displacement ( Ex. Velocity , Acceleration )
- Scalar Quantity – Only Magnitude ( Ex. Distance , Speed , Work , Energy )
- Absolute Zero - -273 Degree Celsius
- Absolute Zero - - 460 Degree Fahrenheit
- Angle Made By the Earth Axis with the Perpendicular to the orbital Plane – 23.5 Degree
- Angle Made By the Earth Axis with the Plane of the Earths orbit – 66.5 Degree
- 1 Cal = 4.184 J
- 1 Kilo Cal = 1000 Cal
- Animal Cell – Plastid is absent
- Plant Cel – Plastid is Present
- Steel – Mixture of Fe + C
- Stainless Steel – Mixture of Fe +Cr + Ni
- Leaves – It is responsible for production of food .
- Leaf , root , Seed – All these are responsible for respiration of a Plant
- CNS – Central nervous system
- PNS – Peripheral nervous system
- Euaryotic – Presents Nucleus
- Prokaryotic – Absence of Nucleus .
- Conduction – It is a process through which heat is transferred in solid .
- Convection – The process of the hotter fluid moving and transferring heat to the colder surrounding
- Rotational Speed Of Earth – 27.8km/min
- Revolution Speed of Earth – 29.8Km/Sec
- Water Gas – CO + H2
- Prdoucer Gas – CO + N2
- King of Acid – H2So4
- International time meridian - 0 degree Longitudinal Line
- International Date meridian - 180 degree Longitudinal Line
- Hypertension - High Blood Pressure
- Hypotension - Low Blood Pressure
- Hybernation - Some animals sleep during full winter , this time is called Hybernation
- Estivation - Some animals sleep during full summer . this time is called Estivation
- Liquid + Liquid = Emulsion
- Liquid + Gas = Aerosol
- Liquid + Solid = Gel
- 3 Laws of Motion – By Newton.
- 3 Planetary Laws of Motion – By Kepler.
- Blind Spot – Also known as Spot of No Vision
- Yellow Spot – Also Known as Spot of Best Vision
- Charge of Proton - +1.6 x 10^-19 C
- Charge of Neutron – 0 C
- Charge of Electron - -1.6 x 10 ^ -19 C
- Perihelion – Nearest position of the Earth to the Sun ( jan 1st week)
- Aphelion – Farthest position of the Earth to the Sun (july 1st week)
- National Highways are specified by Yellow and White colour milestones.
- State Highways are specified by Green and White colour milestones.
- Exocrine Gland: The glands that secrete its product into a duct. For example, salivary gland secretes the saliva into the salivary duct.
- Endocrine Gland: The Gland secrete its product directly into the blood.
- Pollination by wind – Anemophily.
- Pollination by bird – Ornithophily.
- Pollination by water – Hydrophily.
- Pollination by insects – Entomophily.
- Longest cave in the world – Mammoth Cave.
- Deepest cave in the World – Krubera Cave.
- Scientific Name of Mango – Mangifera Indica.
- Scientific Name of Papaya – Carica Papaya.
- Horticulture – Art of garden cultivation
- Pisciculture – Art of rearing fish
- The yellow colour of cow’s milk is due to the presence of riboflavin
- The yellow colour of human urine is due to the presence of urochrome
- Unit of Luminosity – Candela
- Unit of Conductivity- Mho
- Concology – Study of Shells
- Oology – Study of Eggs
- Voice Box in Birds – Syrix
- Voice Box in Human – Larynx
- Largest blood vessel in the body – Aorta
- Smallest blood vessel in the body – Capillaries
- Smallest bone – Stapes
- Longest bone – Femur
- Lifespan of RBC - 120 days
- Lifespan of WBC - 3-4days
- Lifespan of Blood Platelets – 5 – 9 days
- Functional unit of Kidney – Nephron
- Functional unit of Brain – Neuron
- Largest gland – Liver
- Smallest gland – Pineal
- pH of Human blood – 7.5
- pH of Human urine – 6.0
- Smallest muscle – Stapedius
- Largest muscle – Gluteus maximus
- Longest Cell – Neuron (Nerve cell)
- Smallest Cell – Granule cell (of the Cerebellum) 4.5 in Size
- and RBC (5 in size)
- Disease Bacteria
- Typhoid – Salmonella Typhi
- Cholera – Vibrio cholerae
- Plague – Yersinia pestis
- Syphilis – Treponema Pallidum
- Gonorrhoea – Neisseria Gonorrhoea
- Diphtheria – Corynebacterium Diphtheria
- Pneumonia – Diplococcus Pneumoniae
- Tuberculosis – Mycobacterium Tuberculosis
- Tetanus – Clostridium Tetani
- Leprosy - Mycobacterium Leprae
- Botulism – Clostridium Botulinum
- Most Reactive metal – Caesium
- Most Reactive Non Metal – Fluorine
- Colloidal Soultion - is a solution in which a material is evenly suspended in a liquid
- Non Colloidal Solution - Milk is an emulsified colloid of liquid butterfat globules dispersed within a water-based solution
- Unit of Momentum – kilogram per second
- Unit of Moment of Inertia – Kilogram square meter
- Non Luminous zone is the Hottest part of gas flame
- Luminous Zone is the Coldest part of gas flame
- Most Malleable metal – Gold
- Non Malleable metal – Silver
- Citric Acid – An organic acid
- Citric Acid – Also present in Lemon , or citrus fruits
- Unit of Plane Angle – Radian
- Unit of Solid Angle – Steradian
- PH value of Saliva – 6.5
- PH value of Milk – 6.5
- PH of Urin – 5-8
- PH of Blood – 7.4
- Largest External Organ – Skin
- Largest Internal Organ – Liver
- Element Most common in Human Body – Oxygen
- Mineral Most common in Human Body – Calcium
- Compound Most common in Human Body – Water
- SI unit of Electric power – Kilowatt
- SI unit of Electric Energy - Kilowatt-hour
- Chemical Name of Epsom Salt – Magnesium Sulphate
- Chemical Name of Glauber’s Salt – Sodium Sulphate decahydrate
- Atom Bomb – It is based on Nuclea fission , &
- Nuclear fission was first demonstrated by Hatin and Fritz Strassmann
- Inner Most Part of Flame – Black due to presence of unburnt carbon
- Outer most part of Flame – Blue due to complete combustion of fuel
- Red Colour Glass is a Mixture of – Copper Oxide (CuO)
- Ruby Red Colour Glass is a Mixture of – Goldchloride (AuCl3)
- Chemical name of Caustic Lotion - Silver Nitrate
- Chemical name of Caustic Soda - Sodium Hydroxide
- Chemical name of Caustic Potash - Potassium Hydroxide
- Chemical name of Gypsum - Calcium Sulphate
- Chemical name of Plaster Of Paris - Calcium Sulphate
- Chemical name of Carborundum - Silicon Carbide
- Silviculture - Forest Planting
- Olericulture - Vegetable growing
- Arboriculture - Cultivation of Tree
- Viticulture - Cultivation of Grape
- Most abundant metal present in earth's surface –Aluminum
- Most abundant metal present in earth – Iron
- Largest lake in the world - Caspian Sea
- Largest Fresh Water Lake in the world - Lake Superior
- First National park in the world - Yellowstone National Park , usa 1872
- First National park in India - Jim Corbett National Park
- Toe Bones or Phalanges - 14 (Each foot)
- Wrist Bones or Carpals - 8 (Each Wrist)
- Erg is the unit of Work
- Dyne is the unit of Force
- Covering of Brain – Meninges
- Covering of Heart – Pericardium
- Covering of Lungs – Pleura
- Tartaric Acid – Tamarind, Grapes
- Formic Acid – Ant, Wasp, Honey Bee
- Stearic Acid – Oil, Fat
- Capric Acid – Coconut
- Water Soluble Vitamins – Vitamin B and C
- Fat Soluble Vitamins – Vitamin A, D, E and K
- Hyperglycemia – High blood sugar
- Hypoglycemia – Low blood sugar
- Oncology – Study of Tumour
- Ontology – Study of Reality
- King of Chemicals – Sulphuric Acid
- Quick Silver – Mercury
- Gypsum/Plaster of Paris – Calcium Sulphate
- Lunar Caustic – Silver Nitrate
- Green Vitriol – Ferrous Sulphate
- Blue Vitriol – Copper Sulphate
- White Vitriol – Zinc Sulphate
- Baking Soda – Sodium Bicarbonate
- Washing Soda – Sodium Carbonate
- Green alcohol – Ethanol
- Fluming Sulphuric Acid – Oleum
- Standard solvent – Water
- Marble – Calcium Carbonate
- Flower of Zinc – Zinc Oxide
- Vinegar – Acetic acid
- Epsom salt – Magnesium Sulphate
- Dry Ice – Solid Carbon dioxide
- Bleaching Powder – Calcium Oxychloride
- Nausadar – Ammonium Chloride
- Caustic Soda – Ammonium Hydroxide
- Potash Alum - Potassium Aluminium Sulphate
- Quick Lime – Calcium Oxide
- Marsh Gas – Methane
- Magnesia – Magnesium Oxide
- Laughing Gas – Nitrous Oxide
- Chloroform – Trichloro Methane
- Vermelium – Mercuric Sulphide
- Borax – Borax
- Sugar – Sucrose
- Heavy Water – Deuterium Oxide
- Sand – Silicon Oxide
- Blood Bank of the Body is – Spleen
- Blood is Purified by which organ – Kidneys
- Hot summer & Low rainfall develops – Black Soil
- Soils with fairly equal proportions of sand, silt and clay are Known as – Loam
- Fructose – It is also called fruit sugar , Levulose , It is monosaccharide
- Sucrose - Disaccharides
- Life Span of Butterfly (Vanessa cardui)– 12 Months
- Butterfly – Taste with Feet
- Gold is usually mixed with copper, zinc or silver to create an alloy suitable for use in jewelry.
- Pure gold is Homogeneous in Nature
- Pure Gold is of 24K (24 Karat)
Mastitis is a disease of – Udder organ
Mastitis is a disease of – Cow , etc.
Mastitis is a disease of – Cow , etc.
Worlds Smallest Egg – Humming Bird
Worlds Largest Egg – Ostrich
Worlds Largest Egg – Ostrich
Egg laying Animal Is termed as – Oviparous
Birds can fly backward – Humming Bird
- Posterior Pituitary Gland – Receives hormones from hypothalamus , No hormone synthesised here
- Anterior Pituitary Gland – Follicle stimulating Hormone (FSH) , Luteinising hormone (LH)
- Chemical name of Gypsum - Calcium Sulphate
- Chemical name of Plaster Of Paris - Calcium Sulphate
- Silviculture - Forest Planting
- Olericulture - Science of vegetable growing
- C6 H12 O6 – Glucose
- C12 H22 O11 – Sucrose
- Animal Cell doesnot have Cell Wall .
- Plant Cell have Cell Wall .
- Fructose – Fruit Sugar
- Lactose – Milk Sugar
- Sucrose – Table Sugar
- Clock wise Cyclone – Southern Hemisphere
- Anticlockwise Cyclone – Northern Hemisphere
- Isothermobath – Equal temperature at given ocean depth
- Isothermobrose – Equal ration of summer rainfall to annual rainfall
- Scientific unit of Inductance - Henry
- Scientific unit of Electrical Conductance - Siemens
- Angiology - Study of blood vascular system
- Andrology - Study of male reproductive organ
- Gynaecology - Study of female reproductive organ
- Total Bones in Metacarpals - 5*2 = 10
- Total Bones in Metatarsals – 5*2 = 10
- Quick Lime – Calcium oxide
- Marble – Calcium carbonate
- Plaster of Paris – Calcium sulphate
- E2 – Is also known as Oestradiol Hormone
- E3 – Is also known as Oestriol Hormone
- Sound - Cannot travel in Vacuum
- Sound - Can travel faster in metals than in air
- Presbyopia – In this defect both near and far objects are not clearly visible
- Astigmatism – In this defect eye cannon see horizontal and verticle lines clearly .
- Tallest Angiosperm – Eucalyptus
- Tallest Gymmnosperm – Sequiasempervirens
- Pepsin - Is Secreted by Stomach
- Eripsin - Is Secreted by Small Intestine
- Lactose - Digest Lactose into glucose and galactose
- Sucrose - Digest Sucrose into glucose and fructose
- Gastric Amylase - Convert Starch to maltose
- Pancreatic Amylase - Convert Starch to maltose
- Sternum - Located at Chest
- Hyoid - Located at Neck
- Metal in liquid state – Mercury (Hg)
- The non metal that conducts electricity – Graphite.
- Non Metal that is liquid in room temperature – Bromine (Br)
- Fastest animal in water – Sailfish (can swim up to 68 miles per hour)
- Fastest Mammal in water – Dall Porpoises (can swim up to 35 miles per hour)
- Gas Constant – 8.314 J / mol. K.
- Boltzmann Constant - 1.38064852 × 10−23 joule per kelvin (J/K)
- Permeability of Vacuum 1.257 x 10 -6 henry per meter(H/m).
- Permittivity of Vacuum 8.85 x 10-12 farad per meter(F/m).
- Serpentology – Study of Snakes.
- Gerontology – Study of growing old.
- Pyreliometer – To measure Solar radiation.
- Pyrnometer – To measure high temperatures.