Environmental Science As it travels along the food chain, the concentration of DDT remains constant increases fluctuates randomly decreases remains constant increases fluctuates randomly decreases ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The indoor pollutant radon which is a radioactive gas causes anemia cardiac arrest hormone disorder lung cancer anemia cardiac arrest hormone disorder lung cancer ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The occurrence of pesticides like DDT in higher trophic levels is termed as biopollution biomagnification biological enhancement bioremediation biopollution biomagnification biological enhancement bioremediation ANSWER DOWNLOAD EXAMIANS APP
Environmental Science During the winter solstice in the Northern Hemisphere: The noon sun is overhead at 23.5o S latitude All of these Astronomical winter begins in the Northern Hemisphere At middle latitudes in the Northern Hemisphere, this marks the longest night of the year The noon sun is overhead at 23.5o S latitude All of these Astronomical winter begins in the Northern Hemisphere At middle latitudes in the Northern Hemisphere, this marks the longest night of the year ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Which of the following is false? Rate of succession is faster in secondary succession Quantity of biomass in a trophic level at a particular period is called as standing crop The succession that occurs in newly cooled lava is called primary succession The energy content in a trophic level is determined is determined by considering a few individuals of a species in that trophic level. Phytoplanktons are the pioneers in the aquatic ecosystem Rate of succession is faster in secondary succession Quantity of biomass in a trophic level at a particular period is called as standing crop The succession that occurs in newly cooled lava is called primary succession The energy content in a trophic level is determined is determined by considering a few individuals of a species in that trophic level. Phytoplanktons are the pioneers in the aquatic ecosystem ANSWER DOWNLOAD EXAMIANS APP
Environmental Science A high density of elephant population in an area can result in Interspecific competition Predation on one another Intraspecific competition mutualism Interspecific competition Predation on one another Intraspecific competition mutualism ANSWER DOWNLOAD EXAMIANS APP
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