Get premium membership and access revision papers, questions with answers as well as video lessons.

Envs 222: Environmental Biology And Ecology 2011 Question Paper

Envs 222: Environmental Biology And Ecology 2011

Course:Bachelor Of Environmental Science

Institution: Kabarak University question papers

Exam Year:2011

COURSE CODE: ENVS 222
COURSE TITLE: ENVIRONMENTAL BIOLOGY AND
ECOLOGY

INSTRUCTIONS:
ANSWER ALL QUESTIONS FROM SECTION A AND ANY TWO FROM SECTION B

SECTION A (40 MARKS)
Q1. Giving examples, differentiate, between the following
a) Primary producers and decomposers (2 marks)
b) Lotic and Lentic ecosystems (2 marks)
c) Littoral and Limnetic zones (2 marks)
d) Cold and hot deserts. (2 marks)

Q2. Explain the concept of Save, Study and Use in Biodiversity conservation (6marks)

3. a) What is meant by the” Green House Effect?” (2 marks)
a) How is carbondioxide linked to global climate change? (2 marks)
b) Discuss at least three effects of global warming (6 marks)
Q4. a) What do you understand by “Limiting Factors” (2 marks)
b) Explain why Lake Nakuru is an example of a very limited environment (6 marks)
Q5. Describe the processes involved in the water cycle. (8 marks)

SECTION B (20 MARKS)
Q6. Describe environmental functions performed by aquatic ecosystems (10marks)
Q7. Discuss the influence of man on terrestrial ecosystems (10marks)
Q8. Discuss the factors that determine the presence of a species in a certain locale
(10 marks)

Envs 222: Environmental Biology And Ecology 2011 Question Paper

More Question Papers

Popular Exams