चार कोने 4 - इकाई 12 पाठ ए

to randomly discover someone or something, particularly in a way that is surprising or unexpected

खोजना

a way in which a problem can be solved or dealt with

समाधान

relating to the natural world and effects of human actions on it

पर्यावरणीय

a subject of significance or interest to someone or something

चिंता

to not let someone to do something

रोकना

a change in water, air, etc. that makes it harmful or dangerous

प्रदूषण

toxic and harmful substances in the air that can cause illnesses

वायु प्रदूषण

to join together in pursuit of a shared goal or advantage

मिलाना

to regularly travel to one's place of work and home by different means

आवागमन करना

to keep a vehicle, building, road, etc. in good condition by doing regular repairs, renovations, or examinations

रखरखाव करना

to not get involved with someone or something

टालना

to keep something in a particular place for later use, typically in a systematic or organized manner

सहेजना

to not let something increase in amount or number

सीमित करना

to get rid of something that is no longer needed

फेंकना

to keep something from change or harm

संरक्षित करना

to get goods or services in exchange for money or other forms of payment

खरीदना

to make a waste product usable again

पुनर्चक्रण करना

to be able to say who or what someone or something is

पहचानना

to get rid of waste material, particularly in an unorganized manner

फेंक देना

a piece of work for someone to do, especially as an assignment

कार्य

able to exist, happen, or be done

संभव

(of a system or machine) achieving maximum productivity without wasting much time, effort, or money

कुशल

the poisoning of bodies of water caused by harmful materials

जल प्रदूषण

a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas)

स्प्रे कैन

concerning or used in the scientific field of chemistry

रासायनिक

any object that can be used to store something in, such as a bottle, box, etc.

कंटेनर

causing damage or negative effects to someone or something

हानिकारक

an object that turns chemical energy to electricity to give power to a device or machine

बैटरी

in an appropriate manner according to established standards, rules, or expectations

सही तरीके से

the state of something at a particular time

स्थिति

the total number or quantity of something

राशि

to have power over a person, company, country, etc. and to decide how things should be done

नियंत्रण करना

to get rid of what is not needed or wanted anymore

फेंक देना

the process of putting a product in a container or covering in order to be sold

पैकेजिंग

a plastic or metal container with a lid, used for putting garbage in and usually kept outside the house

कचरे का डब्बा

to discover the exact position or place of something or someone

स्थान निर्धारित करना

to move to a higher position or rank

उन्नति करना

including every part, member, etc.

पूर्ण

a person who regularly travels to city for work

यात्री

a pathway typically made of concrete or asphalt at the side of a street for people to walk on

फुटपाथ

a place where trains regularly stop for passengers to get on and off

रेलवे स्टेशन

a vehicle that has two wheels and moves when we push its pedals with our feet

साइकिल

a city's railway system that is below the ground, usually in big cities

मेट्रो

a building, usually next or attached to a house, in which cars or other vehicles are kept

गराज