1. Which one of the following may be regarded as a hurdle for environmental
sustainability of the world?
A. providing food and water for humans
B. rapid rate of population increase
C. intensive use of non-renewable resources
D. All of the above
2. One of the following is correct about Agenda 2030;
A. it is set by African leaders to help solve problems of Africa
B. it is formulated and spearheaded by the European Union
C. it is an agenda for sustainable development
D. it is a carbon copy of Agenda 2063
3. Why has Africa experienced population stagnation between 1500 and 1900?
A. because of the absence of health facilities in the continent
B. because it is located in the Tropical Zone or hot climate
C. because its most fertile population were migrated to Europe and North
America
D. because of the effects of slave trade and widespread diseases
4. The role of the physical environment in relation to environmental determinism
is;
A. to control human activities
B. to pose limitations on human activities
C. to set alternatives out of which humans can choose
D. to force humans to use advanced technology
Unit Summary and Review Exercises
157
Grade 10 Geography
5. Why do humans modify the environment?
A. they modify the environment to avoid negative impacts of their activities
B. they modify the environment to positively change the environment
C. they modify the environment since it is inevitable for their existence
D. they modify the environment by cutting trees in forests for firewood



Answer :

1. The correct answer is C. intensive use of non-renewable resources. Intensive use of non-renewable resources such as fossil fuels can be a significant hurdle for environmental sustainability as it contributes to environmental degradation, climate change, and resource depletion.

2. The correct answer is C. it is an agenda for sustainable development. Agenda 2030 is a set of goals adopted by the United Nations in 2015 aimed at achieving sustainable development globally by the year 2030. It focuses on areas such as poverty, inequality, climate change, and sustainable development.

3. The correct answer is D. because of the effects of slave trade and widespread diseases. Africa experienced population stagnation between 1500 and 1900 due to factors such as the devastating impacts of the transatlantic slave trade and the introduction of new diseases that caused significant population declines.

4. The correct answer is B. to pose limitations on human activities. Environmental determinism suggests that the physical environment can constrain or limit human activities based on factors such as climate, topography, and natural resources available in a particular area.

5. The correct answer is C. they modify the environment since it is inevitable for their existence. Humans modify the environment for various reasons including meeting their basic needs, economic activities, urban development, and infrastructure expansion. Adapting the environment is often seen as essential for human survival and progress.