TMA2/BIO408 – Soil Ecology

TMA Quiz Questions
Matric Number:  SCORE =9.00
BIO408 – Soil Ecology
Dr. Olaniyi Omolara ( )
1 Which of the following is not a sub-order of soils formed under wet conditions?
2 Soils in the udolls sub-order are ____
3 Which of the following best describes the term weathering?
4 What are primary minerals?
5 Limestone may metamorphose to marble and shale to slate. What can Dolomite metamorphose to?
6 Which of the following factors does not determine the chemical component of soils?
7 Which is the correct sequence the phases in soil analysis?
8 How many categories of soil classification are identified in soil taxonomy?
9 When is the time in which soil sampling was done important?
10 Soil test of an area was made with soil samples collected at the same time of the year for three consecutive years. What is is this test likely directed at?
11 Which of the following is not correct about soil analysis result?
12 Which of the following is critical for the sustainability of most ecosystems?
13 Why must you sample plants from the best and worst areas in a field when sampling plant tissues for chemical constituents?
14 Plant stalk nitrate value revealed that there was excessive level of nitrogen in the soil. Which of the following is not a likely advise you would give to avoid nitrogen leaching in future years?
15 Which of the following is not a benefit of soil organic matter?
16 What factor largely determines the chemical components of the soil?
17 Rocks are commonly classified as ___
18 Soil series are ___
19 How are soil families delineated?
20 How would you define biogeochemical weathering?
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