Agri 401:Sustainable Agriculture Question Paper
Agri 401:Sustainable Agriculture
Course:Bachelor Of Science In Agriculture
Institution: Kenya Methodist University question papers
Exam Year:2012
KENYA METHODIST UNIVERSITY
END OF 3''RD ''TRIMESTER 2012 (DAY) EXAMINATIONS
FACULTY : SCIENCE AND TECHNOLOGY
DEPARTMENT : AGRICULTURE
UNIT CODE : AGRI 401
UNIT TITLE : SUSTAINABLE AGRICULTURE
TIME : 2 hours
Instructions:
Answer all the questions in section A and any two in section B.
SECTION A
Question One
Define the following terms:
Sustainable agriculture
Organic farming
Permaculture
Hydroponics
Food security.
(10 marks)
Question Two
Discuss the environmental quality impacts and risks of fertilizer pollution and human health risks associated with fertilizer pollution. (10 marks)
Question Three
Discuss the environmental problems caused by convectional agriculture and challenges to alternate forms of sustainable agriculture. (10 marks)
SECTION B
Question Four
Discuss tillage under the following sub-headings:
The role of tillage in Agricultural systems
(6 marks)
Soil quality impacts of intensive tillage.
(4 marks)
Environmental impacts of intensive tillage.
(4 marks)
Pros and Cons of different tillage systems.
(6 marks)
Question Five
Discuss the five main primary considerations for sustainability in Agriculture. (20 marks)
Question Six
Do you believe the world can produce enough food on a sustainable basis to feed the much larger population expected by the end of this century? Discuss some of the measures which can be taken and the likely obstacles to be encountered. (20 marks)
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