JAMB and WAEC Agricultural Science questions: Forestry

33 questions with answers and explanations. Tap an option to check yourself.

1. Question 21· Forestry· JAMB

   Shelterbelts of trees in northern Nigeria help to

   • Araise temperature
   • Bincrease flooding
   • Creduce wind speed and check desert encroachment
   • Dattract locusts

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   Explanation and discussion

2. Question 22· Forestry· JAMB

   Cutting only selected mature trees while younger ones are left to grow is

   • Ataungya
   • Bclear felling
   • Cafforestation
   • Dselective exploitation

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   Explanation and discussion

3. Question 23· Forestry· WAEC

   Planting trees on land that has never been forest is

   • Aafforestation
   • Breforestation
   • Cdeforestation
   • Dagroforestry

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   Explanation and discussion

4. Question 24· Forestry· JAMB

   Gmelina and teak are planted widely in Nigeria for

   • Afood
   • Btimber and poles
   • Coil
   • Dlatex

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   Explanation and discussion

5. Question 25· Forestry· WAEC

   Which of these is an exotic tree species widely planted in Nigeria?

   • Ateak
   • Biroko
   • Cobeche
   • Dmahogany

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   Explanation and discussion

6. Question 26· Forestry· JAMB

   The taungya system involves

   • Acutting all the trees in an area
   • Bplanting trees on bare land only
   • Cgrowing food crops between young forest trees
   • Dgrazing animals in forests

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   Explanation and discussion

7. Question 27· Forestry· JAMB

   Which of these is a non-timber forest product?

   • Ateak poles
   • Biroko planks
   • Choney
   • Dmahogany logs

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   Explanation and discussion

8. Question 28· Forestry· JAMB

   The planting of trees on land that has never had forest is

   • Areforestation
   • Bdeforestation
   • Cafforestation
   • Dagroforestry

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   Explanation and discussion

9. Question 29· Forestry· JAMB

   Forests can be regenerated by

   • Aburning the forest
   • Bplanting seedlings after felling
   • Covergrazing
   • Dclearing land for crops

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10. Question 30· Forestry· WAEC

    Deforestation can lead to

    • Asoil erosion and desertification
    • Bmore rainfall everywhere
    • Chigher soil fertility
    • Dmore wildlife

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    Explanation and discussion

11. Question 31· Forestry· JAMB

    Gmelina is widely planted in Nigeria for

    • Apulpwood and timber
    • Bfood
    • Crubber
    • Dfibre for textiles

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    Explanation and discussion

12. Question 32· Forestry· JAMB

    Shelterbelts are rows of trees planted to

    • Areduce wind speed and protect crops
    • Bprovide latex
    • Cattract locusts
    • Ddrain swamps

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    Explanation and discussion

13. Question 33· Forestry· WAEC

    Afforestation means

    • Acutting down forests
    • Bplanting trees where there were none before
    • Cburning bush
    • Dgrazing animals

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    Explanation and discussion