The world’s various countries currency name — Europe Continent

Europe Asia Africa
North America South America Oceania

The world’s various countries currency name

Europe Continent

Country Name Currency Name
Albania Albanian Lek
Austria Euro
Andorra Euro
Ireland Euro
Armenia Armeniam dram
Iceland Krona
Estonia Euro
Greece Euro
Norway Krona
United Kingdom Pound
Russia Ruble
Serbia Dinar
Poland Jaloti
Spain Euro
Vatican City Euro
Belgium Euro
Cyprus Euro
Finland Euro
Germany Euro
Italy Euro
Malta Euro
Netherlands Euro
France Euro
Kosovo Euro
Slovenia Euro
Slovakia Euro
Portugal Euro
Luxembourg Euro
Montenegro Euro
San Marino Euro
Monaco Euro
Romania Liu
Sweden Krona
Belarus Ruble
Switzerland Franc
Bulgaria Lev
Ukraine Grivnia
Croatia Kuna
Czech Republic Karuna
Georgia Lari
Denmark Danish Krone
Hungary Forint
Liechtenstein Swiss franc
Moldova Liu
Latvia Lats
Lithuanian Litas
Bosnia and Herzegovina Konvertibilna Marka
Macedonia Macedonian Dinar

International Important Days


International Important Days

1 January Global Family Day.
2 January World Population Control Day.
10 January World Laughter Day.
26 January International tariff Day.
27 January International Day of holocaust.
30 January World Leprosy Eradication Day.

2 February World wetlands Day.
4 February World cancer Day.
14 February Global Love Day.
15 February International Child Cancer Day.
20 February World Day of Social Justice.
21 February International Mother Language Day.
22 February World Thinking Day.
28 February National Science Day.

3 MarchWorld Book Day.
8 MarchInternational Women’s Day.
Second Monday of MarchThe Commonwealth Day.
10 MarchWorld Kidney Day.
14 MarchWorld Pie Day.
15 MarchWorld Consumer Rights Day.
15 MarchWorld lame Day.
20 MarchWorld Youth Day.
21 MarchPoetry Day.
21 MarchWorld Forest Day.
21 MarchInternational Day of against racial discrimination.
22 MarchWorld Water Day.
23 MarchWorld Meteorological Day.
24 MarchWorld Tuberculosis Day.
27 MarchWorld drama Day.

2 AprilAutism Awareness Day.
7 AprilWorld Health Day.
12 AprilInternational street child Day.
16 AprilGlobal Voices Day.
17 AprilWorld hemophilia Day.
18 AprilWorld Heritage Day.
21 AprilGlobal Youth Service Day.
22 AprilWorld Earth Day.
23 AprilWorld Book and Copyright Day.
25 AprilWorld Malaria Day.
26 AprilWorld Intellectual Property Day Resources.
26 AprilInternational word Awareness Day.
27 AprilWorld Children’s Day.
28 AprilInternational staff remembrance Day.
29 AprilInternational Dance Day.

1 MayWorld Workers Day.
3 MayWorld press freedom day.
5 MayInternational midwife Day.
Second Sunday of MayWorld mother’s Day.
8 MayWorld Red Cross Day.
8 MayInternational thalassemia Day.
12 MayInternational Nurses Day.
12 MayWorld Hypertension Day.
15 MayInternational Family Day.
17 MayWorld Information Society Day.
17 MayWorld Telecommunication Day.
18 MayInternational Museum Day.
19 MayWorld Hepatitis Day.
22 MayInternational Biodiversity Day.
26 MayWorld Tobacco Free Day.
28 MaySafe Motherhood Day.
29 MayUN peacekeepers Day.
31 MayWorld Smoking boycott Day.

1 JuneInternational Children’s Day.
5 JuneWorld Environment Day.
8 JuneWorld Ocean Day.
12 JuneWorld Child Labour Prevention Day.
14 JuneWorld Blood Donor Day.
17 JuneWorld Drought Prevention Day.
20 JuneInternational Refugee Day.
21 JuneWorld Music Day.
Third Sunday of JuneWorld Father’s Day.
23 JuneInternational Olympic Day.
26 JuneInternational anti-drug day.

First Sunday of JulyInternational Co-operative Day.
11 JulyWorld Population Day.
17 JulyInternational Justice Day.

3 AugustInternational Friendship Day.
6 AugustHiroshima Day.
8 AugustWorld Senior Citizens Day.
9 AugustNagasaki Day.
12 AugustWorld Youth Day.
19 AugustWorld Humanitarian Day.

5 SeptemberInternational Peace Day.
8 SeptemberInternational Literacy Day.
15 SeptemberInternational Democracy Day.
16 SeptemberInternational ozone layer protects Day.
24 SeptemberMeena Day.
27 SeptemberWorld Tourism Day.
28 SeptemberWorld rabies day.
last week of September World Naval Day.

1 October World Elder’s Day.
2 October International Day of non-violent.
4 October World Animal Welfare Day.
5 October World Teachers Day.
9 October World Postal Day.
12 October World Vision Day.
13 October UN International Day for Natural Disaster Reduction.
15 October World white cane day.
15 October World Rural Women’s Day.
16 October World Food Day.
17 October International Day of Elimination of Poverty.
24 October United Nations(UN) Day.
24 October World Development Information Day.
31 October World thrift Day.

12 November World Architecture Day.
14 November World Diabetes Day.
17 November World Student Day.
20 November African Industrialisation Day.
29 November Palestine Solidarity Day.

1 December World AIDS Day.
3 December World Handicapped Day.
5 December International Volunteer Day.
7 December International Civil Aviation Day.
9 December World Day of Prevention of corruption.
10 December Human Rights Day.
11 December World Mountain Day.

Scientific equipment and work


Scientific equipment and work

Audio phoneHearing is used to increase
AltimeterThe height mach meter
CompassTo determine the direction of the machine.
Calorimeterheat measure Machine.
CrescographPlant growth meter.
CardiographyHeart rate determine device
CalculatorCalculating device
ComputerCalculation, data formats, and save the device
DynamoMechanical energy is converted to electrical energy.
GalvanometerSmall values of power flow diagnostics Machine.
HydrophoneWater down the sound recording device.
IncubatorDepicted eggs machine.
KronometerThe time mach meter.
LactometerThe milk is pure mach meter.
ManometerTo determine the gas pressure gauge.
MicroscopeSmall objects of large viewing device.
OdometerElectrical flow oscillation recorded in the device
PedometerOcean depth diagnosis machine.
PhonogramSongs, speeches, Recitation etc. recording equipment.
RobotOne type of self-powered machine.
RadiometerHeat radiation meter
RefrigeratorFrozen machine
Rain gaugeRain mach meter
Richter ScaleEarthquake energy mach meter
RadarTo determine the dynamic device object using radio waves
SeismographSeismic scales.
SpeedometerVehicle speed mach meter.
SekstantTwo object detection machine.
SphygmomanometerBlood pressure mach meter
ThermometerAir temperature gauge.
TachometerAircraft and motor boat speed definition device
TelescopeThe remote thing to see device
TransformerPower’s used device
X-rayThis electro-magnetic waves with very small wave length

Fish Name and Scientific Name

Fish Name and Scientific Name

Local Bangladesh name

Common English name

Scientific Name

Ar Giant river-catfish Sperata aor
Along Bengala barb Megarasbora elanga
Angra labeo —– Labeo angra
Anju Zebrafish Danio rerio
Arwari Menoda catfish Hemibagrus menoda
Baghair Dwarf goonch Bagarius bagarius
Bai-la —– Awaous guamensis
Baim Zig-zag eel/Tire track eel Mastacembelus armatus
Boitka —– Labeo pangusia
Balichura Balitora minnow Psilorhynchus balitora
Balichura Rainbow minnow Psilorhynchus gracilis
Bamush Bengal eel Ophisternon bengalense
Bane-hara Indian mottled eel Anguilla bengalensis bengalensis
Bansh-pata/Debari Sind danio Devario devario
Bansh-pata/Bati Broad-mouthed mullet/Large-scaled mullet Paramugil parmatus
Barali Barred baril Barilius barila
Baril/Joiya Hamilton’s barila Barilius bendelisis
Bata/Bangna Reba Labeo ariza
Bata Bata Labeo bata
Batasi Indian potasi Neotropius atherinoides
Bechi Whitespot/Blue panchax Aplocheilus panchax
Bele Scribbled goby Awaous grammepomus
Bele Tank goby Glossogobius giuris
Bhadi puti Pool barb Puntius sophore
Bhangan Boga labeo Labeo boga
Bhetki Barramundi/Barramundi perch Lates calcarifer
Bhol Trout barb Raiamas bola
Kuli/Bhut bele Dusky sleeper Eleotris fusca
Bilchuri Mottled loach Acanthocobitis botia
Boal Wallago Wallago attu
Borguni Jarbua terapon Terapon jarbua
Bou/Rani Bengal loach Botia dario
Bou mach Hora loach Botia dayi
Bou mach Reticulate loach Botia lohachata
Murari Carplet Aspidoparia morar
Magor/Shing —– Gagata youssoufi
Chondon Ilish Toli shad Tenualosa toli
Chapila Ganges River Gizzard Shad Gonialosa manmina
Chapila Indian River Shad Gudusia chapra
Chebli Giant Danio Devario aequipinnatus
Cheka Squarehead Catfish Chaca chaca
Chela Silver razorbelly minnow Salmostoma acinaces
Chela Large razorbelly minnow Salmostoma bacaila
Chela Finescale razorbelly minnow Salmostoma phulo
Chenua Sisor Catfish Sisor rabdophorus
Chep chela/Laubucha Indian Glass Barb Chela laubuca
Chewa —– Pseudapocryptes elongatus
Chitol Clown Knifefish Chitala chitala
Foli/Chitol Bronze featherback Notopterus notopterus
Chuna Honey gourami Trichogaster chuna
Chunobele —– Gobiopterus chuno
Common carp Common carp Cyprinus carpio carpio
Dahuk Boddart’s goggle-eyed goby Boleophthalmus boddarti
Dahuk Walking goby Scartelaos histophorus
Dari (fish) —– Schistura scaturigina
Darkina Flying barb Esomus danricus
Darkina Slender rasbora Rasbora daniconius
Darkina Gangetic scissortail rasbora Rasbora rasbora
Dhal magor —– Glyptothorax telchitta
Ek thouta Wrestling halfbeak Dermogenys pusilla
Gechua —– Channa gachua
Gechua Walking snakehead Channa orientalis
Gagla Gagora catfish Arius gagora
Gong magor Gray eel-catfish Plotosus canius
Gong tengra —– Gagata cenia
Gong tengra —– Gogangra viridescens
Gong tengra —– Nangra nangra
Kabashi Tengra Gangetic mystus Mystus cavasius
Ghor poi-ya Sucker head Garra gotyla gotyla
Ghonia Boggut labeo Labeo boggut
Ghor poa —– Garra annandalei
Ghora chela —– Securicula gora
Ghora mach —– Labeo dyocheilus
Gilipunti Golden barb Puntius gelius
Gobi (fish) —– Apocryptes bato
Goti poa Largescale archerfish Toxotes chatareus
Gozar Great snakehead Channa marulius
Grass carp Grass carp Ctenopharyngodon idella
Gura tengra —– Chandramara chandramara
Gutum Annandale loach Lepidocephalichthys annandalei
Gutum Guntea loach Lepidocephalichthys guntea
Hatchetfish —– Chela cachius
Ilish Hilsa shad Tenualosa ilisha
Jaya Jaya Aspidoparia jaya
Kechhki Ganges river sprat Corica soborna
Kechhki Yellowtail mullet Sicamugil cascasia
Kajuli Gangetic ailia Ailia coila
Kajuli Jamuna ailia Ailiichthys punctata
Kakila Freshwater garfish Xenentodon cancila
Kalibaus Orange-fin labeo Labeo calbasu
Kachon punti Rosy barb Puntius conchonius
Kani pabda Butter catfish Ompok bimaculatus
Kani tengra —– Glyptothorax cavia
Kani tengra Painted catfish Pseudolaguvia ribeiroi
Kani tengra —– Pseudolaguvia shawi
Karati hangar Knifetooth sawfish Anoxypristis cuspidata
Kathal pata Pan sole Brachirus pan
Katol Catla Catla catla
Kawai’in Climbing perch Anabas testudineus
Keti (fish) —– Osteobrama cotio cotio
Khailsha Banded gourami Colisa fasciata
Khaksa —– Barilius barna
Kharu Rice-paddy eel Pisodonophis boro
Khorsula Corsula Rhinomugil corsula
Koi Walking catfish Clarias batrachus
Koi Climbing perch Anabas testudineus
Koirka —– Schistura corica
Koitor Coitor croaker Johnius coitor
Koksa —– Barilius shacra
Koksa —– Barilius vagra
Kosuati —– Oreichthys cosuatis
Kuchia Cuchia Monopterus cuchia
Kuli (fish) Duckbill sleeper Butis butis
Kumirer khil —– Ichthyocampus carce
Kumirer khil Crocodile-tooth pipefish Microphis cuncalus
Kumirer khil Deocata pipefish Microphis deocata
Kursha (fish) Kalabans Sinilabeo dero
Kuta kanti Conta catfish Conta conta
Kutakanti —– Erethistes hara
Kutakanti —– Erethistes jerdoni
Kutakanti —– Erethistes pusillus
Lal kholisha Dwarf gourami Colisa lalia
Lomba chanda Elongate glass-perchlet Chanda nama
Madhu pabda Pabdah catfish Ompok pabda
Magur African catfish / North African catfish Clarias gariepinus
Minor carp —– Crossocheilus latius
Mola punti Glass-barb Puntius guganio
Mola Indian carplet Amblypharyngodon microlepis
Mola Mola carplet Amblypharyngodon mola
Mrigol Mrigal Cirrhinus cirrhosus
Muri bacha —– Eutropiichthys murius
Muribacha Garua Bachcha Clupisoma garua
Nandil —– Labeo nandina
Napte koi Badis Badis badis
Neftani Frail gourami Ctenops nobilis
Nilotica Nile tilapia Oreochromis niloticus niloticus
Nodoi Gangetic leaffish Nandus nandus
Nuna bailla —– Brachygobius nunus
Nuna-tengra Long whiskers catfish Mystus gulio
Olive danio —– Danio dangila
Pabda catfish Pabo catfish Ompok pabo
Panga Java loach Pangio oblonga
Pangas Yellowtail catfish Pangasius pangasius
Pankal baim Barred spiny eel Macrognathus pancalus
Pathar chata —– Barilius tileo
Phasa(fish) Gangetic hairfin anchovy Setipinna phasa
Phopa chanda Himalayan glassy perchlet Pseudambassis baculis
Phutani punti Spottedsail barb Puntius phutunio
Poa(fish) Pama croaker Otolithoides pama
Poia Somileptus gongota —–
Potka Green pufferfish Tetraodon fluviatilis
Pug-headed mud skipper Giant mudskipper Periophthalmodon schlosseri
Puiya Burmese loach Lepidocephalichthys berdmorei
Puiya Loktak loach Lepidocephalichthys irrorata
Punti(fish) Swamp barb Puntius chola
Punti(fish) Puntio barb Puntius puntio
Putitor mohashoul Golden mahseer Tor putitora
Mohashoul —– Tor Tor
Rajputi Java barb Barbonymus gonionotus
Ranga chanda Indian glassy fish Parambassis ranga
Rata boura Purple spaghetti-eel Moringua raitaborua
Rita (fish) Rita Rita rita
River catfish —– Eutropiichthys vacha
Rui Rohu Labeo rohita
Sapla pata Pale-edged stingray Dasyatis zugei
Savon khorka —– Schistura savona
Shada ghonia Kuria labeo Labeo gonius
Shankhachii Banded eagle ray Aetomylaeus nichofii
Shillong (fish) Silonia silondia —–
Shingi Stinging catfish Heteropneustes fossilis
Shoul Snakehead murrel Channa striata
Shorpunti Olive barb Puntius sarana
Silver carp Silver carp Hypophthalmichthys molitrix
Snake eel Longfin snake-eel Pisodonophis cancrivorus
Stripped dwarf catfish Mystus tengara —–
Suncush Dwarf whipray Himantura walga
Suncush Cowtail stingray Pastinachus sephen
Taki (fish) Spotted snakehead Channa punctata
Tapse Mango Fish / Cichlid Sarotherodon melanotheron heudelotii
Tara baim Lesser spiny eel Macrognathus aculeatus
Tengra —– Batasio batasio
Tengra —– Batasio tengana
Tengra Day’s mystus Mystus bleekeri
Tengra Striped dwarf catfish Mystus vittatus
Tepa Ocellated pufferfish Tetraodon cutcutia
Teri punti —– —–
Tiashol Barca snakehead Channa barca
Tilapia Mozambique tilapia Oreochromis mossambicus
Tit punti Puntius ticto —–
Titari River stone carp Psilorhynchus sucatio
Tor mahseer Tor mahseer Tor tor
Utii Chaguni Chagunius chagunio

Famous Lines of the World

Famous Lines of the World

Line’s Name

Marked / Connected Country

Line of Demarcation Portugal-Span
McNamara Line North & South Vietnam
Maginot Line Germany-France
Mannerheim Line Finland-Russia
Oder- Neisse Line Germany-Poland
Radcliffe Line India-Bangladesh/ Bangladesh-India/ Bangladesh-Myanmar
Alpine Line Italy-France
Siegfried Line Germany-France
Durand Line  Afghanistan-Pakistan
Hindenburg Line Germany-Poland
Blue line Lebanon –Israel
Foch line Poland-Russia
Curzon Line Poland-Lithuania
Sonora Line Mexico-USA
Line of Control India-Pakistan
Line of  Actual Control India-China
Purple Line Israel –Syria
Green Line Israel & Neighbouring country
McMahon Line India-China
Military Demarcation South Korea –North Korea
LineNorthem (North) Limit Line South Korea –North Korea