Revision

1. Which of the following is not a type of river erosion?
Solution
Percolation
Hydraulic Action
Abrasion
2. When rocks and pebbles being carried by river knock together and are broken down to form smaller particles, it is called:
Corrosion
Attrition
Hydraulic Action
Abrasion
3. Which of the following statements about deposition is NOT correct?
a. deposition is more common at the source of the river.
b. deposition occurs when a river loses energy.
c. deposition may occur when the river is shallow.
d. deposition may occur when the volume of water decreases.
4. Most action of the sea waves against the coast are carried out in the:
offshore
backshore
foreshore
inshore
5. Coastal feature located between the low tide shoreline and high tide shoreline is called:
berm
cliff
wave-cut platform
beach
6. The main coastal features resulting from the processes of deposition are
Sea cliffs
headlands and bays
spits and tombolos
arches and stacks
7. A _____________ is the path taken by a river as it flows from the river source to the river mouth.
River Profile
River Course
River Bed
River channel
8. The only negative impact of rivers is
power supply
food supply
flood
transport
9. Which renewable resource uses the natural resources in the picture above to produce energy
Wind
Biomass
Geothermal
Hydroelectric
10. Why are fossil fuels more widely used than solar energy?
a. solar energy is hard to find
b. fossil fuels are much cheaper
c. fossil fuels are more abundant
d. fossil fuels are renewable
11. Photovoltaic cells convert sunlight into
heat
light
electricity
food
12. What is the advantage of geothermal energy from the options below
a. geothermal energy makes no pollution
b. geothermal energy works everywhere on earth
c. geothermal energy relies on the power of the sun
d. geothermal energy can be harnessed only along coastal areas
13. Which energy source contributes to air pollution?
hydroelectric power
geothermal
biomass
solar energy
14. Which one of the following pairs of minerals, A, B, C or D is classified as non-metallic as well as energy mineral resources
a. iron and copper
b. coal and petroleum
c. clay and dolomite
copper and coal
What separates a drainage basin from another drainage basin?
a. a river valley
b. a watershed
a mountain
a tributary
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