MERU UNIVERSITY OF SCIENCE AND TECHNOLOGY
P.O. Box 972-60200 – Meru-Kenya.
Tel: +254(0) 799 529 958, +254(0) 799 529 959, +254 (0)712 524 293
Website: www.must.ac.ke Email:
UNIVERSITY EXAMINATIONS 2021/2022
FIRST YEAR, FIRST SEMESTER EXAMINATION FOR CERTIFICATE IN ANIMAL
HEALTH AND PRODUCTION
AAP 1104: ECOLOGY, ENVIRONMENTAL MANAGEMENT AND SOIL SCIENCE
DATE: JANUARY 2022 TIME: 2 HOURS
INSTRUCTIONS: Answer Question ONE and any other TWO questions.
QUESTION ONE (30 MARKS)
a) Define the terms (10 Marks)
i. Ecology
ii. Weather
iii. Climate
iv. Climatic regime
v. Ecosystem
b) List four ecological functions of soils (4 Marks)
c) Outline three types of chemical weathering in soil formation (3 Marks)
d) Explain the differences between food chain and food web. (6 Marks)
e) Explain the importance of material cycling in the biosphere. (4 Marks)
f) Name three examples of ecosystems. (3 Marks)
.
QUESTION TWO (15 MARKS)
a) Describe the factors promoting aggregation of soil particles. (5 Marks)
b) Discuss the factors that control soil organic matter levels. (10 Marks)
Meru University of Science & Technology is ISO 9001:2015 Certified
Foundation of Innovations Page 1
P.O. Box 972-60200 – Meru-Kenya.
Tel: +254(0) 799 529 958, +254(0) 799 529 959, +254 (0)712 524 293
Website: www.must.ac.ke Email:
UNIVERSITY EXAMINATIONS 2021/2022
FIRST YEAR, FIRST SEMESTER EXAMINATION FOR CERTIFICATE IN ANIMAL
HEALTH AND PRODUCTION
AAP 1104: ECOLOGY, ENVIRONMENTAL MANAGEMENT AND SOIL SCIENCE
DATE: JANUARY 2022 TIME: 2 HOURS
INSTRUCTIONS: Answer Question ONE and any other TWO questions.
QUESTION ONE (30 MARKS)
a) Define the terms (10 Marks)
i. Ecology
ii. Weather
iii. Climate
iv. Climatic regime
v. Ecosystem
b) List four ecological functions of soils (4 Marks)
c) Outline three types of chemical weathering in soil formation (3 Marks)
d) Explain the differences between food chain and food web. (6 Marks)
e) Explain the importance of material cycling in the biosphere. (4 Marks)
f) Name three examples of ecosystems. (3 Marks)
.
QUESTION TWO (15 MARKS)
a) Describe the factors promoting aggregation of soil particles. (5 Marks)
b) Discuss the factors that control soil organic matter levels. (10 Marks)
Meru University of Science & Technology is ISO 9001:2015 Certified
Foundation of Innovations Page 1
