पारिस्थितिकी तंत्र

paudhe, jiv-jantu evan bhautik paryavaran ko samoohik roop se 'paristhitik tantr' kaha jata hai. paristhitiki vah vijnan hai, jo kisi kshetr mean rahane vale vibhinn jivoan ke paraspar sambandhoan evan bhautik paryavaran se unake sambandhoan ka adhyayan karata hai. sankshep mean, paristhitiki ke antargat jivoan tath unake paryavaran ke bare mean adhyayan kiya jata hai. isake kee upavibhag haian, jaise- prani paristhitiki, padap paristhitiki, jaiv paristhitiki, utpadan paristhitiki, samashti paristhitiki evan svaparisthitiki adi.

paristhitik karak

1. REDIRECTsaancha:mukhy

paristhitik karak, ek char ke arth mean, prekshan ke any varg mean parivartan ko sahayog pradan karate haian. udaharan ke lie jalavayu karak mean akshaansh, ooanchaee, sthal aur jal ka vitaran, samudri dharaean, uchchavach badhaoan ka prabhav adi.

paristhitik karak ko 3 bhagoan mean vibhajit kiya gaya hai

1. jaivik karak
2. vayumandaliy karak
3. agni karak

ajaivik karak

1. REDIRECTsaancha:mukhy

ajaivik karak ko 2 bhagoan mean vibhajit kiya gaya hai:

1. bhautik karak
2. rasayanik karak

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh