1 Gaps in the forest canopy are naturally formed because of ... .
(1) reforestation
(2) desertification
(3) lightning
(4) soil degradation
2 The last 55 million years the … .
(1) Amazon rainforest has been a permanent feature of South America
(2) Karoo forest has been a permanent feature of South Africa
(3) Amazon rainforest has been a permanent feature of Asia
(4) Boreal forest has been a permanent feature of South America
3 The loss of large tropical forest trees is alarming because the ... .
(1) deteriorate the world's climate
(2) are huge oxygen sinks
(3) are a source of food and shelter for animals
(4) negatively impact economic development
4 More than 30 per cent of the … is legally protected.
(1) Brazilian Amazon
(2) Klein Karoo
(3) Sahara Desert
(4) Maldives
5 Which one of the following effects of deforestation is false?
(1) Greater carbon emissions
(2) Reduced biodiversity
(3) Greater runoff from bare soils
(4) Greater soil erosion
, 6 Deforestation is a major environmental problem affecting … .
(1) South Wales, New Zeeland, Madagascar
(2) Latin America, Sub-Saharan Africa and Southeast Asia
(3) South and North Poles
(4) Greenland
7 A major factor contributing to the destruction of the Amazon rain forest is the ... .
(1) need for more farmland
(2) trafficking of drugs
(3) movement of people to urban areas
(4) clearing of vegetation during the Rio Olympic Games
8 In developing countries, deforestation and other environmental problems can
result because … .
(1) economic development dependence on rural communities
(2) sales and profits of international oil corporations is priority
(3) wood is use for charcoal and dung as sources of energy
(4) of huge amounts of nuclear waste products
9 Which one of the following options is not an important underlying cause for the
occurrence of deforestation in the wet tropics?
(1) the demand for pets from the tropical forests
(2) imbalances in the distribution of land and power
(3) massive foreign debt
(4) an increase in population numbers
10 Providing economic incentives to conserve forests may result in … .
(1) an increase of tropical deforestation
(2) migration of poor, homeless people to the forests
(3) a decrease sustainable farming practices
(4) slowing down tropical deforestation