Malaria Strategies

Question 1

Bed Nets

Answer 1

Placed over beds at night to stop mosquitoes from biting people.

• very effective in stopping the press of malaria - cheap (about £5) and easy to introduce to communities

Question 2

Building Dams

Answer 2

The water trapped behind the dam can be released; this then flushes our the streams and breeding grounds which drowns the larve.

• effective - but a lot of human labour is required - impractical and expensive

Question 3

Drainage of Breeding Grounds

Answer 3

Drain areas where mosquitoes are bred -ponds, swamps and paddy fields.

• effective - mosquitoes can’t survive without stagnant water but it is impossible to drain every breeding ground.

Question 4

Fish

Answer 4

Placing fish into areas of stagnant water - mosquito larve will be eaten by muddy loach fish.

• effective - stops mosquito population from spreading - fish can be eaten to add protein to humans diet.

Question 5

Mustard Seeds

Answer 5

Sprinkle mustard seeds in stagnant water.

• effective - mustard seeds are sticky - mosquito larve stick to the seeds and sink down to the bottom of the water which will drown them.

Question 6

Cover windows and doors with gauze

Answer 6

Stops mosquitoes entering the homes - mosquitoes like to bite ankles and arms - gauze stops this.

• effective method as it is cheap

Question 7

Infect coconuts with Bti bacteria

Answer 7

Infecting the coconuts and then throwing them into stagnant water - encourage larve to ear them.

• effective - when the larve eats the coconuts the bacteria kills them

Question 8

Education Programmes

Answer 8

Run from local villages - people are educated on the disease - people are encouraged to use gauzes and bed nets.

• effective - local people generally take all reasonable precautions against malaria.