Environmental Science Major cause of Ozone depletion is due to which chemical? Rayon ChloroFluoroCarbons Dioxins Polyphenols Rayon ChloroFluoroCarbons Dioxins Polyphenols ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Radiation can cause leukemia cardiac disease bone marrow diseases Haemophilia leukemia cardiac disease bone marrow diseases Haemophilia ANSWER DOWNLOAD EXAMIANS APP
Environmental Science In a pyramid of numbers, in a grassland ecosystem, the largest population is that of Secondary consumers Primary consumers Tertiary Consumers Herbivores Producers Secondary consumers Primary consumers Tertiary Consumers Herbivores Producers ANSWER DOWNLOAD EXAMIANS APP
Environmental Science A high Biological Oxygen Demand (BOD) indicates that: water is pure Low level of microbial pollution absence of microbial action High level of microbial pollution water is pure Low level of microbial pollution absence of microbial action High level of microbial pollution ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The combustion of waste in the absence of Oxygen is called Haemolysis Pyrolysis Hydrolysis None Haemolysis Pyrolysis Hydrolysis None ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Most of the radiation emitted by a human body is in the form of: Humans do not emit electromagnetic radiation Visible radiation but is too weak to be visible Ultraviolet radiation and is invisible Infrared radiation and is invisible Humans do not emit electromagnetic radiation Visible radiation but is too weak to be visible Ultraviolet radiation and is invisible Infrared radiation and is invisible ANSWER DOWNLOAD EXAMIANS APP
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