biotic - micro-organisms, abiotic - soil, greenhouse - glass house for growing plants, global warming - increase in the temperature of earth, carbon dioxide - deforestation, methane - herbivores burps and farts, CFC - air conditioners,perfumes, ozone - stratosphere, water vapour - evaporation and transpiration, melting of polar ice caps - flooding of rivers,

Ilg'orlar ro'yxati

Vizual uslub

Moslamalar

Namunani almashtirish

Tahrirlashni davom ettirish: ?