A human population is small, there is a greater chance of : gene flow natural selection mutation genetic drift TRUE ANSWER : ? YOUR ANSWER : ?
Of the gases listed below, which is not believed to be responsible for enhancing the earth's greenhouse effect? Nitrous oxide (N2O) Chlorofluorocarbons (CFCs) Carbon dioxide (CO2) Methane (CH4) Molecular oxygen (O2) TRUE ANSWER : ? YOUR ANSWER : ?
An ecosystem must have continuous external source of energy All of these minerals food TRUE ANSWER : ? YOUR ANSWER : ?
The range of normal human hearing is in the range of 10 Hz to 80 Hz 50 Hz to 80 Hz 50Hz to 15000 Hz 15000 Hz and above TRUE ANSWER : ? YOUR ANSWER : ?
What is deep ecology? Protecting nature for its own sake Ecology of deep sea Ecology of caves Ecology of forest TRUE ANSWER : ? YOUR ANSWER : ?
Any unfavorable alteration of the environment may be called as bioaccumulation environmental pollution eutrophication biomagnigication TRUE ANSWER : ? YOUR ANSWER : ?
The simplest aquatic ecosystem can be seen in a Lake River Water Tank Pond TRUE ANSWER : ? YOUR ANSWER : ?
World's most problematic aquatic weed is eichornia azolla wolffia trapa TRUE ANSWER : ? YOUR ANSWER : ?
Synecology deals with None of these Ecology of community Ecology of many populations Ecology of many species TRUE ANSWER : ? YOUR ANSWER : ?