Forestry Mid Term

8/10/2019 Forestry Mid Term

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Adama University

School of Engineering information Technology

Department of Wood Technology

First Year, IInd

sem. Mid-Examination on Introduction to Forestry (WSEng-1204)

Examination Date:-May 13, 2010

Time Allotted:-2.30Pm-4.00Pm

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Directions:-

1. Answer the questions according to instructions.

2. Any irregularity during the exam results disciplinary action.

3. The Examination worth 35 marks.

4. Unreadable answer may worth no marks.

5. Read the instructions carefully.

6. Make sure the examination has got three( 3) parts and Seven(7) pages

GOOD LUCK


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PART ONE CHOOSE THE BEST ANSWER AND WRITE ON PROVIDED SPACE (BLOCK

LETTERS).(EACH CARRIES 1 MARK)

1. One of the following is not true about the growth and development of the trees

(A)Growth and development occurring only upwards direction.

(B)Growth and development occurring only upwards and downwards direction.

(C)Seedling, sapling, pole and tree are the stages of growth and development.

(D)During the growth and development tree increases in length and diameter.

(E)None of the above

2. One of the following reasons is not responsible for deforestation in Ethiopia-

(A)Fuel wood

(B)Forest fire

(C)Agriculture land expansion

(D)Socio-political factors


3. In Ethiopian forestry history, the period considered as a Law less time and this time forest

was an open access.

(A)

1990-1995

(B)1992-1996

(C)1991-1994

(D)1992-1996


4. Establishment of the forest by artificial means on an area from which forest vegetation has

always or long been absent is called

(A)

Reforestation(B)Deforestation

(C)Afforestation

(D)None of the above


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5. One of the following causes , is not affecting the mechanical weathering process

(A)Temperature

(B)Gravity

(C)Abrasion

(D)Oxidation

6. If the upper layer of the soil are removed and rocks below the soil are exposed, than the weather

process forms soil is called

(A)Bed Rock

(B)Mature soil

(C)E layer

(D)Immature soil

7.

One of the following is not true about the advantages of Agro forestry.

(A)Reduce insect, pest and associated disease

(B)Control run-off and soil erosion

(C)Provide more diverse farm economy and stimulate the whole rural economy

(D)Reduce the soil organic matter and biological activity.

8. Which one of the following is not part, the way of controlling water erosion

(A)Mulching

(B)

Wind break(C)Silt fences

(D)Building on contour

9. The volume of timber in a forest at a specific point in time is called

(A)Forest growth

(B)Forest yield

(C)Forest stocking

(D)Allowable cut

10.

In which procedure for the fire control technology-planning, organizing, staffing, equipment

supplying, personal training, map making are the actively part.

(A)Prevention

(B)Presuppression

(C)Suppression (D)All of the above


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PART TWO- FILL THE BLANK SPACE WITH THE APPROPRIATE ANSWER.

(EACH CARRIES 1 MARK)

1. --------------------------- are the types of root that arise from the tap root and spread laterally to

support the tree.

2. ------------------------------------is an area, where plants are raised for eventual planting out.

3. Its slow continues process where the breaking down of rocks and other material on the earth

surface is called--------------------------------.

4. -----------------------------------kind of water occurs when rills continue to wash away and become

severe.

5. Water in the soil body in excess of the capillary capacity is called --------------------------.

PART THREE-WRITE THE SHORT AND PRECISE ANSWER FOR THE FOLLOWING

QUESTIONS. (EACH CARRIES DIFFRENT MARKS)

1. Define the following terms ( each 1 mark)

(A)Protection forestry

(B)Sapling

(C)Agro-forestry


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(D)Mature soil

(E)Ground water

2. How the forest can be classified on the basis of composition? ( write only name) ( 1 mark)

3. What is the relation between silviculture and forest protection? ( 2 marks)

4. Mention at least four objectives of reforestation. ( 2 marks)


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5. What is chemical weathering in soil? Write the causes of chemical weathering.(only name)

(1+2 marks)

6. What is a soil horizon? Draw the diagram of soil profile. ( 1+2 marks)


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7. What are the steps taken for control the water erosion? ( 2 marks)

8. What is the difference between Rotation age and cutting cycle?

PREPARED BY- PRADEEP KUMAR PODDAR

Forestry Mid Term

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