1.B

Question 1

BILHARZIA

Question 2

DENGUE FEVER

Answer 2

climate control dengue fever epidemioolgoy and life cycle of mosquitos
mosiquitos thrive in warm temperatures and humid conditions which inturn favours the outbreak of disease
these conditons occur in the summer months byt short term weather chnges and expectional rainfall evetns can also lead to outbreak of dieases

Question 3

MALERIA

Answer 3

climate control dengue fever epidemioolgoy and life cycle of mosquitos
mosiquitos thrive in warm temperatures and humid conditions which inturn favours the outbreak of disease
these conditons occur in the summer months byt short term weather chnges and expectional rainfall evetns can also lead to outbreak of dieases

Question 4

seasonality of disease

Answer 4

in temo regions in NH - epidemics of influenza peaks in winter moths
altho precise reason fro seasonlaity is not fully understood - it is kniwn that the ransmission is more efficient in colder temps

Question 5

global patterns of relief and climate, precip and water sources - their effect

Answer 5

-diseases influenced by climate often show seasonal patterns
- precipitation o sseaosnl within the tropics - creates quatic habitiats e.g ponds and stagnant pools
- relief effects because of altitude - causes abrupt chnages in climate - e.g in Ethipoia - maleria conc in low lying humd lands as mos abke to survive here
- many are water bourne - in the dev world millions of peopel relt oon water from wells, surface supplies that can be cont by sewage water
- bacteria responsibel for cholera and other infections thrive in these condtions