2025 FIRST TERM EXAMINATION ON AGRICULTURAL SCIENCE FOR SS2

OBJECTIVE QUESTIONS

1. Microbial decay of plants and animals into smaller Nitrogenous compound is called -----

2. -------- is the washing away of soil nutirent beyond the reach of the roots of crops

3. The following are macro nutrient except

4. The conversion of nitrate to nitrogen gas by certain bacteria is -------

5. One hectre is ------ square meter

6. One of the following is not a factor influencing siting of farm stead

7. The surveying equipment used for taking bearings and angular distances is known as -----

8. Artificial application of water to the farm land is called ------

9. Excess water is conducted away from the soil through -----

10. The type of irrigation done on a gentle slope

11. Which of these is not a micro nutrient

12. ---- is an instrument used for measuring both horizontal and vertical angles for plane land

13. Nutrient replenishment in the soil can be enhanced by

14. Farm surveying equipment include all the following except

15. The tool for marking stations in farm surveying is ------

16. Which of the following statement is true about micro nutrient

17. Leguminous crops fix ------- in the soil

18. The process of allowing forest trees to grow out from old stump is called -------

19. Which forest management techniques involves targeting specific trees for harvesting

20. ------- forest management techniques combines farming and forestry for mutual benefit

SUBJECTIVE QUESTIONS

1. Nutrients that are required by plants in large quantities are termed as -------

2. Another name for micro nutrients are ------

3. Ammonification means -------

4. ----- and ---- are examples of drainage we have

5. ------ and ------ are examples of macro nutrients

6. Lost nutrients can be replenished in the soil through ------- and ------

7. Reforestation means --------

8. Which type of drainage uses open ditches?

9. The study of forest and other forest related species is ------

10. ------ and ----- are suitable trees for agro forestry

THEORY QUESTIONS ( ANSWER 4 QUESTIONS ONLY)

1. Outline three ways nitrogen is added to the soil

1b. Using anotated diagram explain nitrogen cycle

2. List and explain three types of irrigation

2b. State two advantages and disadvantages of any type

3. Differentiate between irrigation and drainage

3b. Name four surveying equipment you know and state the functions of any two

4. Using table state four sources / causes of pollution , their pollutants and effects of such pollutant on both animals ,plant and human

4b. List and explain any three forest management practices you know

5. Calculate the area of land in hectres

b. If the farmers plans to cultivate beans at a spacing of 5m on 20% of the land and okro at specimg of 2m×2.5m on 40% of the land . Calculate the number of beans and okro planting materials that would be required