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GGH3701 Assignment 2 Revision _ 100- SURE ANSWERS.pdf
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8/2/24, 4:51 AMzlett
GGH3701 Assignment 2 Revision
Jeremiah
Terms in this set (20)
Read the following statement and indicate False ✔
whether it is TRUE or FALSE:
Improvements in fishing methods result in
greater numbers and varieties (sizes and
species) of fish being caught, but fishing in
the Southern African region remains
sustainable and no overfishing is taking
place.
Read the following: 3. Increased freshwater needs owing to coastal developments ✔
Members of a growing settlement near St.
Lucia in South Africa have observed that the
estuary has dried up; in fact, the estuary has
been permanently cut off from the sea.
Sightings of some endemic estuarine
organisms have also decreased, and it seems
that the whole estuary has been lost.
Evaluate and select the primary cause for
this observation.
1. Shipping and transportation of goods
2. Periodic extended droughts
3. Increased freshwater needs owing to
coastal developments
4. Increased freshwater pollution from
various settlements
Durban Bay located in the eThekwini Increased flooding; accelerated erosion ✔
municipality has become physically
vulnerable especially after April 2022
primarily due to --- and ---.
1. increased flooding; accelerated erosion
2. increased agriculture; economic growth
3. mineral exploration; shipping
GGH3701 Assignment 2 Revision
4. pollution; decreased rainfall
1/6
, 8/2/24, 4:51 AM
Read the following: 1. Rapid rate of soil erosion ✔
An urban settlement with surrounding
agricultural areas is located upstream of an
estuary. The urban settlement has been
growing quite rapidly and there is pressure
on agricultural activities to sustain the
growing human population. An estuary
located downstream is consequently
negatively affected - the estuary mouth has
closed permanently.
Evaluate and select which ONE of the
following puts the biggest pressure on the
estuary?
1. Rapid rate of soil erosion
2. Loss of fish species
3. Oil pollution from shipping
4. Human health issues
Read the following: 3. Inadequate sewage works and systems ✔
Recent reports focused on the assessment
of water quality of some of South Africa's
major beaches. The reports have shown a
general downward trend in the standard of
water quality especially in regions which
have experienced rapid population growth.
Evaluate the given scenario and determine
which one of the following is the primary
cause for this observation.
1. Increased shipping and transportation of
goods
2. Increased freshwater needs owing to
coastal developments
3. Inadequate sewage works and systems
4. More frequent floods and periodic
extended droughts
Read the following statement and indicate True ✔
whether it is TRUE or FALSE:
Fertility determines the age structure and
age distribution of a population.
Which ONE of the following is commonly 4. Dependency ratio ✔
used to measure the social and economic
impact of age structures in a specific
population?
1. Quality of life
2. Gender differences
3. Age structure
4. Dependency ratio
2/6
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