Environmental Science When human body is infected by infection __________ type of cells are activated to defend the body. leukocytes erythrocytes lymphocytes monocytes leukocytes erythrocytes lymphocytes monocytes ANSWER DOWNLOAD EXAMIANS APP
Environmental Science What is Pedology? Study of soil Study of air none Study of water Study of soil Study of air none Study of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Acid rain contains Acetic acid Oxalic acid Sulphuric acid Hydrochloric acid Acetic acid Oxalic acid Sulphuric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Environmental Science In a photochemical smog, which gas is an eye and mucous membrane irritant? SO2 CO2 O3 N2O SO2 CO2 O3 N2O ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The first oil well was drilled in the United States in 1829 1859 1929 1959 1829 1859 1929 1959 ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Man and biosphere programme is affiliated with WWF WIPO IUCN UNESCO WWF WIPO IUCN UNESCO ANSWER DOWNLOAD EXAMIANS APP