One of the ecological conditions which favour the spread ...
One of the ecological conditions which favour the spread of malaria is
improper disposal of decaying organic matter
clearing bushes around dwelling houses
presence of water weeds
presence of stagnant water in ponds
improper disposal of sewage into the sea
Correct answer is D
No explanation has been provided for this answer.
Mangrove swamps can be found ...
Which of the following enzymes act on carbohydrates? ...
Which of the processes take place during inspiration? ...
The first bone of the vertebral column located in the neck region is called ...
The earthworm is important because ...
Which of the following glands secretes a substance into the blood stream of a frightened person? ...
Adaptive radiation is illustrated in ...
Which of the following is a means of measuring primary production? ...
Which of the following hormones is produced during fright or when agitated? ...
The accepted concepts for the theory of Natural Selection does not include ...