2023 NOV (done in class FW)

Question 1

outline one reason for the short lag time of river X in a rural drainage basin (2)

Answer 1

• short lag time is caused by a deforested drainage basin
• which has limited interception so quicker run-off

Question 2

explain two advantages of an IDBM plan (3+3)

Answer 2

1
- IDBM coordinates the management of water for the river basin
- in order to allow equitable use for farmers/domestic users
- providing a reliable water supply

2
- IDBMs manage agricultural runoff in a river basin
- so can reduce pollution of fertilisers
- and protect ecosystems and biodiversity

Question 3

suggest two economic reasons this country may need a pro-natalist policy (2+2)

Answer 3

1
- it has a low-medium birth rate
- so there won’t be enough working adults in the future

2
- it has an increasing number of ageing population
- so more government money will be used for healthcare and social care

Question 4

explain two positive consequence of rapid population growth of a megacity (2+2)

Answer 4

1
- an increase in youthful population brings more ideas and innovation
- positively impacting businesses and workforce

2
- megacities have concentration of working population
- gives more tax revenue to the city which can be used to improve infrastructure

Question 5

most sub-saharan african countries…suggest one reason why governments have a limited ability to deal with the environmental impacts of IDPs (2)

Answer 5

• Sub-saharan countries generally have more limited infrastructure
• and thus cannot provide clean water needed for the displaced people

Question 6

state the type of map used to show the displacement events in 2020 for the two regions (1)

Answer 6

dot map