An insect whose economic importance is both harmful and b...
An insect whose economic importance is both harmful and beneficial is the
Tsetsefly
Blackfly
Mosquito
Butterfly
Correct answer is D
No explanation has been provided for this answer.
The effective cells involved in sickle-cell anaemia disease are ...
The ability of the eyes to focus on both near and distant objects is termed ...
Competition among individuals of a population increases the ...
The feeding relationship between the organisms labelled III and IV in the diagrams is ...
The lowest level of organization in living organisms is ...
Which of the following is a characteristics of a bacteria except _______? ...