Management and Conservation of the Environment
15 Grade 9 Social Studies questions on Management and Conservation of the Environment, with worked marking schemes. 15 questions are available on this topic in full.
Question 1
1 markWhich of the following practices best helps to conserve soil on a sloping farm?
A. Cultivating up and down the slope
B. Constructing terraces across the slope
C. Removing all vegetation
D. Overgrazing the land
(1 mark)
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1 markWhich of the following human activities is the LEADING cause of deforestation in Kenya?
A. Establishment of national parks
B. Clearing of land for farming and settlement
C. Tree planting campaigns
D. Construction of weather stations
(1 mark)
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1 markWhich of the following is a likely long-term consequence of continued destruction of forests in a region?
A. Cleaner rivers
B. More wild animals
C. Reduced rainfall and the spread of dry conditions
D. Increased and reliable rainfall
(1 mark)
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1 markWhich practice best helps to conserve soil on a steep cultivated slope?
A. Ploughing up and down the slope
B. Constructing terraces along the contours
C. Removing all vegetation cover
D. Burning crop residue regularly
(1 mark)
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4 marksIdentify two roles played by the National Environment Management Authority (NEMA) in conserving Kenya's environment.
(4 marks)
Marking scheme
Any two (2 marks each): formulates and enforces environmental laws/regulations; monitors and assesses the state of the environment; conducts/approves Environmental Impact Assessments before projects; creates public awareness on environmental conservation; coordinates environmental activities of other bodies.
Question 6
1 markTerracing on a steep farm and planting cover crops are both methods used to
A. conserve soil and water
B. increase soil erosion
C. cause flooding
D. clear forests faster
(1 mark)
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4 marksState four human activities that lead to the degradation of the environment.
(4 marks)
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6 marksExplain three reasons why it is important to conserve forests in Kenya.
(6 marks)
Marking scheme
Any three explained (2 marks each): forests act as water catchment areas ensuring rivers/rainfall; they prevent soil erosion by holding soil with roots; they are habitats for wildlife/biodiversity; they purify air/absorb carbon dioxide reducing climate change; they provide products like timber, herbs, fruits. Award 1 point, 1 explanation.
Question 9
1 markWhich government body is MAINLY responsible for protecting and conserving the environment in Kenya?
A. National Environment Management Authority (NEMA)
B. Kenya National Bureau of Statistics (KNBS)
C. Kenya Revenue Authority (KRA)
D. Kenya National Examinations Council (KNEC)
(1 mark)
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1 markA community plants trees along a bare hillside to hold the soil in place. This conservation practice MAINLY helps to control
A. air pollution
B. global trade
C. soil erosion
D. noise pollution
(1 mark)
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4 marksAs a learner, suggest four ways in which you as an individual can contribute to environmental conservation at school.
(4 marks)
Marking scheme
Any four (1 mark each): planting and caring for trees; proper disposal/segregation of waste; avoiding littering; reusing and recycling materials; switching off lights/saving energy; saving water; participating in clean-up activities; educating others/peers.
Question 12
1 markA school adopts the practice of separating waste into paper, plastics and food remains so that some can be reused. This practice is best described as
A. recycling and waste segregation
B. overgrazing
C. desertification
D. deforestation
(1 mark)
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6 marksA farmer's land on a steep slope is losing fertile topsoil after every rainy season. Suggest three soil conservation methods the farmer could use, and briefly explain how each works.
(6 marks)
Marking scheme
Any three explained (2 marks each): terracing/building terraces to slow run-off down the slope; planting cover crops/grass to bind and protect the soil; contour ploughing/digging across the slope to trap water; planting trees/agroforestry to hold soil with roots; constructing gabions/cut-off drains. Award 1 method, 1 explanation.
Question 14
1 markWhich of the following BEST describes afforestation?
A. Replanting trees where a forest was cleared
B. Burning bushes to clear land
C. Planting trees in an area that previously had no forest
D. Cutting down trees for timber
(1 mark)
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1 markA factory releases untreated waste into a nearby river, killing fish downstream. This is an example of
A. water pollution
B. afforestation
C. soil conservation
D. water conservation
(1 mark)
Marking scheme for this question
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